http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort.plan
index a684a0c..988980c 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -48,14 +48,14 @@ SORT(11)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort_NoBroadcast.plan
index a71bd54..742e346 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithEmptyTable1.Sort_NoBroadcast.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -40,32 +40,32 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
 
-SCAN(1) on default.empty_orders
-  => target list: default.empty_orders.o_orderkey (INT4)
-  => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
-  => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+SCAN(0) on default.customer
+  => target list: default.customer.c_custkey (INT4)
+  => out schema: {(1) default.customer.c_custkey (INT4)}
+  => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
 
-SCAN(0) on default.customer
-  => target list: default.customer.c_custkey (INT4)
-  => out schema: {(1) default.customer.c_custkey (INT4)}
-  => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
+SCAN(1) on default.empty_orders
+  => target list: default.empty_orders.o_orderkey (INT4)
+  => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
+  => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [INTERMEDIATE]
 =======================================================
 
 [Incoming]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
 
 [Outgoing]
 [q_0000000000000_0000] 3 => 4 (type=RANGE_SHUFFLE, 
key=default.customer.c_custkey (INT4), default.empty_orders.o_orderkey (INT4), 
num=32)
@@ -78,11 +78,11 @@ SORT(11)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
       SCAN(10) on eb_0000000000000_0000_000002
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(1) default.customer.c_custkey (INT4)}
-      SCAN(9) on eb_0000000000000_0000_000001
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(1) default.empty_orders.o_orderkey (INT4)}
+      SCAN(9) on eb_0000000000000_0000_000001
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(1) default.customer.c_custkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash.plan
index e3cbb61..27de587 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash.plan
@@ -10,14 +10,14 @@ PROJECTION(3)
         => target list: a_name (TEXT), b_name (TEXT), default.a.r_name (TEXT), 
default.b.r_name (TEXT)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
-         SCAN(1) on default.region as b
-           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
          SCAN(0) on default.region as a
            => target list: default.a.r_name (TEXT) as a_name, default.a.r_name 
(TEXT)
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name 
(TEXT), default.a.r_regionkey (INT4)}
+         SCAN(1) on default.region as b
+           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -49,14 +49,14 @@ PROJECTION(3)
         => target list: a_name (TEXT), b_name (TEXT), default.a.r_name (TEXT), 
default.b.r_name (TEXT)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
-         SCAN(1) on default.region as b
-           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
          SCAN(0) on default.region as a
            => target list: default.a.r_name (TEXT) as a_name, default.a.r_name 
(TEXT)
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name 
(TEXT), default.a.r_regionkey (INT4)}
+         SCAN(1) on default.region as b
+           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [TERMINAL]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash_NoBroadcast.plan
index 6cf1244..0048ac6 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Hash_NoBroadcast.plan
@@ -10,14 +10,14 @@ PROJECTION(3)
         => target list: a_name (TEXT), b_name (TEXT), default.a.r_name (TEXT), 
default.b.r_name (TEXT)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
-         SCAN(1) on default.region as b
-           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
          SCAN(0) on default.region as a
            => target list: default.a.r_name (TEXT) as a_name, default.a.r_name 
(TEXT)
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name 
(TEXT), default.a.r_regionkey (INT4)}
+         SCAN(1) on default.region as b
+           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -43,10 +43,10 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 [Outgoing]
 [q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE)
 
-SCAN(0) on default.region as a
-  => target list: default.a.r_name (TEXT) as a_name, default.a.r_name (TEXT)
-  => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
-  => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name (TEXT), 
default.a.r_regionkey (INT4)}
+SCAN(1) on default.region as b
+  => target list: default.b.r_name (TEXT) as b_name, default.b.r_name (TEXT)
+  => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+  => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name (TEXT), 
default.b.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
@@ -55,10 +55,10 @@ Block Id: eb_0000000000000_0000_000002 [LEAF]
 [Outgoing]
 [q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE)
 
-SCAN(1) on default.region as b
-  => target list: default.b.r_name (TEXT) as b_name, default.b.r_name (TEXT)
-  => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-  => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name (TEXT), 
default.b.r_regionkey (INT4)}
+SCAN(0) on default.region as a
+  => target list: default.a.r_name (TEXT) as a_name, default.a.r_name (TEXT)
+  => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
+  => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name (TEXT), 
default.a.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [ROOT]
@@ -79,11 +79,11 @@ PROJECTION(3)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
          SCAN(9) on eb_0000000000000_0000_000002
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-         SCAN(8) on eb_0000000000000_0000_000001
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
+         SCAN(8) on eb_0000000000000_0000_000001
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [TERMINAL]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort.plan
index e3cbb61..27de587 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort.plan
@@ -10,14 +10,14 @@ PROJECTION(3)
         => target list: a_name (TEXT), b_name (TEXT), default.a.r_name (TEXT), 
default.b.r_name (TEXT)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
-         SCAN(1) on default.region as b
-           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
          SCAN(0) on default.region as a
            => target list: default.a.r_name (TEXT) as a_name, default.a.r_name 
(TEXT)
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name 
(TEXT), default.a.r_regionkey (INT4)}
+         SCAN(1) on default.region as b
+           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -49,14 +49,14 @@ PROJECTION(3)
         => target list: a_name (TEXT), b_name (TEXT), default.a.r_name (TEXT), 
default.b.r_name (TEXT)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
-         SCAN(1) on default.region as b
-           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
          SCAN(0) on default.region as a
            => target list: default.a.r_name (TEXT) as a_name, default.a.r_name 
(TEXT)
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name 
(TEXT), default.a.r_regionkey (INT4)}
+         SCAN(1) on default.region as b
+           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [TERMINAL]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort_NoBroadcast.plan
index 6cf1244..0048ac6 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testCrossJoinWithThetaJoinConditionInWhere.Sort_NoBroadcast.plan
@@ -10,14 +10,14 @@ PROJECTION(3)
         => target list: a_name (TEXT), b_name (TEXT), default.a.r_name (TEXT), 
default.b.r_name (TEXT)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
-         SCAN(1) on default.region as b
-           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
          SCAN(0) on default.region as a
            => target list: default.a.r_name (TEXT) as a_name, default.a.r_name 
(TEXT)
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name 
(TEXT), default.a.r_regionkey (INT4)}
+         SCAN(1) on default.region as b
+           => target list: default.b.r_name (TEXT) as b_name, default.b.r_name 
(TEXT)
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name 
(TEXT), default.b.r_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -43,10 +43,10 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 [Outgoing]
 [q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE)
 
-SCAN(0) on default.region as a
-  => target list: default.a.r_name (TEXT) as a_name, default.a.r_name (TEXT)
-  => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
-  => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name (TEXT), 
default.a.r_regionkey (INT4)}
+SCAN(1) on default.region as b
+  => target list: default.b.r_name (TEXT) as b_name, default.b.r_name (TEXT)
+  => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+  => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name (TEXT), 
default.b.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
@@ -55,10 +55,10 @@ Block Id: eb_0000000000000_0000_000002 [LEAF]
 [Outgoing]
 [q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE)
 
-SCAN(1) on default.region as b
-  => target list: default.b.r_name (TEXT) as b_name, default.b.r_name (TEXT)
-  => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-  => in schema: {(3) default.b.r_comment (TEXT), default.b.r_name (TEXT), 
default.b.r_regionkey (INT4)}
+SCAN(0) on default.region as a
+  => target list: default.a.r_name (TEXT) as a_name, default.a.r_name (TEXT)
+  => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
+  => in schema: {(3) default.a.r_comment (TEXT), default.a.r_name (TEXT), 
default.a.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [ROOT]
@@ -79,11 +79,11 @@ PROJECTION(3)
         => out schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
         => in schema: {(4) a_name (TEXT), b_name (TEXT), default.a.r_name 
(TEXT), default.b.r_name (TEXT)}
          SCAN(9) on eb_0000000000000_0000_000002
-           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-           => in schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
-         SCAN(8) on eb_0000000000000_0000_000001
            => out schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
            => in schema: {(2) a_name (TEXT), default.a.r_name (TEXT)}
+         SCAN(8) on eb_0000000000000_0000_000001
+           => out schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
+           => in schema: {(2) b_name (TEXT), default.b.r_name (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [TERMINAL]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash.plan
index af6c200..de4fc4f 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
-      SCAN(1) on default.nation
-        => target list: default.nation.n_regionkey (INT4)
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
       SCAN(0) on default.region
         => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN 
one WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(3) default.region.r_comment (TEXT), 
default.region.r_name (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(1) on default.nation
+        => target list: default.nation.n_regionkey (INT4)
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -48,14 +48,14 @@ SORT(11)
      => target list: cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
-      SCAN(1) on default.nation
-        => target list: default.nation.n_regionkey (INT4)
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
       SCAN(0) on default.region
         => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN 
one WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(3) default.region.r_comment (TEXT), 
default.region.r_name (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(1) on default.nation
+        => target list: default.nation.n_regionkey (INT4)
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash_NoBroadcast.plan
index 48ecb91..6153908 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Hash_NoBroadcast.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
-      SCAN(1) on default.nation
-        => target list: default.nation.n_regionkey (INT4)
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
       SCAN(0) on default.region
         => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN 
one WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(3) default.region.r_comment (TEXT), 
default.region.r_name (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(1) on default.nation
+        => target list: default.nation.n_regionkey (INT4)
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -40,32 +40,32 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
 
-SCAN(0) on default.region
-  => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN one 
WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
-  => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
-  => in schema: {(3) default.region.r_comment (TEXT), default.region.r_name 
(TEXT), default.region.r_regionkey (INT4)}
+SCAN(1) on default.nation
+  => target list: default.nation.n_regionkey (INT4)
+  => out schema: {(1) default.nation.n_regionkey (INT4)}
+  => in schema: {(4) default.nation.n_comment (TEXT), default.nation.n_name 
(TEXT), default.nation.n_nationkey (INT4), default.nation.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
 
-SCAN(1) on default.nation
-  => target list: default.nation.n_regionkey (INT4)
-  => out schema: {(1) default.nation.n_regionkey (INT4)}
-  => in schema: {(4) default.nation.n_comment (TEXT), default.nation.n_name 
(TEXT), default.nation.n_nationkey (INT4), default.nation.n_regionkey (INT4)}
+SCAN(0) on default.region
+  => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN one 
WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
+  => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
+  => in schema: {(3) default.region.r_comment (TEXT), default.region.r_name 
(TEXT), default.region.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [INTERMEDIATE]
 =======================================================
 
 [Incoming]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
 
 [Outgoing]
 [q_0000000000000_0000] 3 => 4 (type=RANGE_SHUFFLE, 
key=default.nation.n_regionkey (INT4), default.region.r_regionkey (INT4), 
num=32)
@@ -78,11 +78,11 @@ SORT(11)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
       SCAN(10) on eb_0000000000000_0000_000002
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(1) default.nation.n_regionkey (INT4)}
-      SCAN(9) on eb_0000000000000_0000_000001
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(9) on eb_0000000000000_0000_000001
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(1) default.nation.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort.plan
index af6c200..de4fc4f 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
-      SCAN(1) on default.nation
-        => target list: default.nation.n_regionkey (INT4)
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
       SCAN(0) on default.region
         => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN 
one WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(3) default.region.r_comment (TEXT), 
default.region.r_name (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(1) on default.nation
+        => target list: default.nation.n_regionkey (INT4)
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -48,14 +48,14 @@ SORT(11)
      => target list: cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
-      SCAN(1) on default.nation
-        => target list: default.nation.n_regionkey (INT4)
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
       SCAN(0) on default.region
         => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN 
one WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(3) default.region.r_comment (TEXT), 
default.region.r_name (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(1) on default.nation
+        => target list: default.nation.n_regionkey (INT4)
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort_NoBroadcast.plan
index 48ecb91..6153908 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinAndCaseWhen.Sort_NoBroadcast.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
-      SCAN(1) on default.nation
-        => target list: default.nation.n_regionkey (INT4)
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
       SCAN(0) on default.region
         => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN 
one WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(3) default.region.r_comment (TEXT), 
default.region.r_name (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(1) on default.nation
+        => target list: default.nation.n_regionkey (INT4)
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(4) default.nation.n_comment (TEXT), 
default.nation.n_name (TEXT), default.nation.n_nationkey (INT4), 
default.nation.n_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -40,32 +40,32 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
 
-SCAN(0) on default.region
-  => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN one 
WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
-  => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
-  => in schema: {(3) default.region.r_comment (TEXT), default.region.r_name 
(TEXT), default.region.r_regionkey (INT4)}
+SCAN(1) on default.nation
+  => target list: default.nation.n_regionkey (INT4)
+  => out schema: {(1) default.nation.n_regionkey (INT4)}
+  => in schema: {(4) default.nation.n_comment (TEXT), default.nation.n_name 
(TEXT), default.nation.n_nationkey (INT4), default.nation.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
 
-SCAN(1) on default.nation
-  => target list: default.nation.n_regionkey (INT4)
-  => out schema: {(1) default.nation.n_regionkey (INT4)}
-  => in schema: {(4) default.nation.n_comment (TEXT), default.nation.n_name 
(TEXT), default.nation.n_nationkey (INT4), default.nation.n_regionkey (INT4)}
+SCAN(0) on default.region
+  => target list: CASE WHEN default.region.r_regionkey (INT4) = 1 THEN one 
WHEN default.region.r_regionkey (INT4) = 2 THEN two WHEN 
default.region.r_regionkey (INT4) = 3 THEN three WHEN 
default.region.r_regionkey (INT4) = 4 THEN four ELSE zero END as cond, 
default.region.r_regionkey (INT4)
+  => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
+  => in schema: {(3) default.region.r_comment (TEXT), default.region.r_name 
(TEXT), default.region.r_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [INTERMEDIATE]
 =======================================================
 
 [Incoming]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.nation.n_regionkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.region.r_regionkey (INT4), num=32)
 
 [Outgoing]
 [q_0000000000000_0000] 3 => 4 (type=RANGE_SHUFFLE, 
key=default.nation.n_regionkey (INT4), default.region.r_regionkey (INT4), 
num=32)
@@ -78,11 +78,11 @@ SORT(11)
      => out schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
      => in schema: {(3) cond (TEXT), default.nation.n_regionkey (INT4), 
default.region.r_regionkey (INT4)}
       SCAN(10) on eb_0000000000000_0000_000002
-        => out schema: {(1) default.nation.n_regionkey (INT4)}
-        => in schema: {(1) default.nation.n_regionkey (INT4)}
-      SCAN(9) on eb_0000000000000_0000_000001
         => out schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
         => in schema: {(2) cond (TEXT), default.region.r_regionkey (INT4)}
+      SCAN(9) on eb_0000000000000_0000_000001
+        => out schema: {(1) default.nation.n_regionkey (INT4)}
+        => in schema: {(1) default.nation.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash.plan
index a684a0c..988980c 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -48,14 +48,14 @@ SORT(11)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash_NoBroadcast.plan
index a71bd54..742e346 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Hash_NoBroadcast.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -40,32 +40,32 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
 
-SCAN(1) on default.empty_orders
-  => target list: default.empty_orders.o_orderkey (INT4)
-  => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
-  => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+SCAN(0) on default.customer
+  => target list: default.customer.c_custkey (INT4)
+  => out schema: {(1) default.customer.c_custkey (INT4)}
+  => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
 
-SCAN(0) on default.customer
-  => target list: default.customer.c_custkey (INT4)
-  => out schema: {(1) default.customer.c_custkey (INT4)}
-  => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
+SCAN(1) on default.empty_orders
+  => target list: default.empty_orders.o_orderkey (INT4)
+  => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
+  => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [INTERMEDIATE]
 =======================================================
 
 [Incoming]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
 
 [Outgoing]
 [q_0000000000000_0000] 3 => 4 (type=RANGE_SHUFFLE, 
key=default.customer.c_custkey (INT4), default.empty_orders.o_orderkey (INT4), 
num=32)
@@ -78,11 +78,11 @@ SORT(11)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
       SCAN(10) on eb_0000000000000_0000_000002
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(1) default.customer.c_custkey (INT4)}
-      SCAN(9) on eb_0000000000000_0000_000001
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(1) default.empty_orders.o_orderkey (INT4)}
+      SCAN(9) on eb_0000000000000_0000_000001
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(1) default.customer.c_custkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort.plan
index a684a0c..988980c 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -48,14 +48,14 @@ SORT(11)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort_NoBroadcast.plan
index a71bd54..742e346 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testInnerJoinWithEmptyTable.Sort_NoBroadcast.plan
@@ -7,14 +7,14 @@ SORT(3)
      => target list: default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
-      SCAN(0) on default.customer
-        => target list: default.customer.c_custkey (INT4)
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
       SCAN(1) on default.empty_orders
         => target list: default.empty_orders.o_orderkey (INT4)
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+      SCAN(0) on default.customer
+        => target list: default.customer.c_custkey (INT4)
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -40,32 +40,32 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
 
-SCAN(1) on default.empty_orders
-  => target list: default.empty_orders.o_orderkey (INT4)
-  => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
-  => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
+SCAN(0) on default.customer
+  => target list: default.customer.c_custkey (INT4)
+  => out schema: {(1) default.customer.c_custkey (INT4)}
+  => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
 
-SCAN(0) on default.customer
-  => target list: default.customer.c_custkey (INT4)
-  => out schema: {(1) default.customer.c_custkey (INT4)}
-  => in schema: {(8) default.customer.c_acctbal (FLOAT8), 
default.customer.c_address (TEXT), default.customer.c_comment (TEXT), 
default.customer.c_custkey (INT4), default.customer.c_mktsegment (TEXT), 
default.customer.c_name (TEXT), default.customer.c_nationkey (INT4), 
default.customer.c_phone (TEXT)}
+SCAN(1) on default.empty_orders
+  => target list: default.empty_orders.o_orderkey (INT4)
+  => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
+  => in schema: {(9) default.empty_orders.o_clerk (TEXT), 
default.empty_orders.o_comment (TEXT), default.empty_orders.o_custkey (INT4), 
default.empty_orders.o_orderdate (TEXT), default.empty_orders.o_orderkey 
(INT4), default.empty_orders.o_orderpriority (TEXT), 
default.empty_orders.o_orderstatus (TEXT), default.empty_orders.o_shippriority 
(INT4), default.empty_orders.o_totalprice (FLOAT8)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [INTERMEDIATE]
 =======================================================
 
 [Incoming]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, 
key=default.customer.c_custkey (INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, 
key=default.empty_orders.o_orderkey (INT4), num=32)
 
 [Outgoing]
 [q_0000000000000_0000] 3 => 4 (type=RANGE_SHUFFLE, 
key=default.customer.c_custkey (INT4), default.empty_orders.o_orderkey (INT4), 
num=32)
@@ -78,11 +78,11 @@ SORT(11)
      => out schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
      => in schema: {(2) default.customer.c_custkey (INT4), 
default.empty_orders.o_orderkey (INT4)}
       SCAN(10) on eb_0000000000000_0000_000002
-        => out schema: {(1) default.customer.c_custkey (INT4)}
-        => in schema: {(1) default.customer.c_custkey (INT4)}
-      SCAN(9) on eb_0000000000000_0000_000001
         => out schema: {(1) default.empty_orders.o_orderkey (INT4)}
         => in schema: {(1) default.empty_orders.o_orderkey (INT4)}
+      SCAN(9) on eb_0000000000000_0000_000001
+        => out schema: {(1) default.customer.c_custkey (INT4)}
+        => in schema: {(1) default.customer.c_custkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [ROOT]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash.plan
index 244bfa9..0120a2b 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash.plan
@@ -5,14 +5,14 @@ JOIN(5)(INNER)
   => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
   => out schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
   => in schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-   SCAN(0) on default.nation as b
-     => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
-     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
    SCAN(1) on default.customer as a
      => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)
      => out schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
      => in schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
+   SCAN(0) on default.nation as b
+     => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
+     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
+     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -39,14 +39,14 @@ JOIN(5)(INNER)
   => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
   => out schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
   => in schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-   SCAN(0) on default.nation as b
-     => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
-     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
    SCAN(1) on default.customer as a
      => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)
      => out schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
      => in schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
+   SCAN(0) on default.nation as b
+     => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
+     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
+     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [TERMINAL]

http://git-wip-us.apache.org/repos/asf/tajo/blob/bedce3aa/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash_NoBroadcast.plan
----------------------------------------------------------------------
diff --git 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash_NoBroadcast.plan
 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash_NoBroadcast.plan
index f5ee800..afc6b06 100644
--- 
a/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash_NoBroadcast.plan
+++ 
b/tajo-core/src/test/resources/results/TestInnerJoinQuery/testJoinAsterisk.Hash_NoBroadcast.plan
@@ -5,14 +5,14 @@ JOIN(5)(INNER)
   => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
   => out schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
   => in schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-   SCAN(0) on default.nation as b
-     => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
-     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
    SCAN(1) on default.customer as a
      => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)
      => out schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
      => in schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
+   SCAN(0) on default.nation as b
+     => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
+     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
+     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
 explain
 -------------------------------
 -------------------------------------------------------------------------------
@@ -36,32 +36,32 @@ Block Id: eb_0000000000000_0000_000001 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, key=default.a.c_nationkey 
(INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, key=default.b.n_nationkey 
(INT4), num=32)
 
-SCAN(1) on default.customer as a
-  => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)
-  => out schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
-  => in schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)}
+SCAN(0) on default.nation as b
+  => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
+  => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
+  => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000002 [LEAF]
 =======================================================
 
 [Outgoing]
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, key=default.b.n_nationkey 
(INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, key=default.a.c_nationkey 
(INT4), num=32)
 
-SCAN(0) on default.nation as b
-  => target list: default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)
-  => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-  => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
+SCAN(1) on default.customer as a
+  => target list: default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)
+  => out schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
+  => in schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address (TEXT), 
default.a.c_comment (TEXT), default.a.c_custkey (INT4), default.a.c_mktsegment 
(TEXT), default.a.c_name (TEXT), default.a.c_nationkey (INT4), 
default.a.c_phone (TEXT)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000003 [ROOT]
 =======================================================
 
 [Incoming]
-[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, key=default.a.c_nationkey 
(INT4), num=32)
-[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, key=default.b.n_nationkey 
(INT4), num=32)
+[q_0000000000000_0000] 1 => 3 (type=HASH_SHUFFLE, key=default.b.n_nationkey 
(INT4), num=32)
+[q_0000000000000_0000] 2 => 3 (type=HASH_SHUFFLE, key=default.a.c_nationkey 
(INT4), num=32)
 
 JOIN(5)(INNER)
   => Join Cond: default.b.n_nationkey (INT4) = default.a.c_nationkey (INT4)
@@ -69,11 +69,11 @@ JOIN(5)(INNER)
   => out schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
   => in schema: {(12) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT), default.b.n_comment (TEXT), default.b.n_name 
(TEXT), default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
    SCAN(8) on eb_0000000000000_0000_000002
-     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
-   SCAN(7) on eb_0000000000000_0000_000001
      => out schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
      => in schema: {(8) default.a.c_acctbal (FLOAT8), default.a.c_address 
(TEXT), default.a.c_comment (TEXT), default.a.c_custkey (INT4), 
default.a.c_mktsegment (TEXT), default.a.c_name (TEXT), default.a.c_nationkey 
(INT4), default.a.c_phone (TEXT)}
+   SCAN(7) on eb_0000000000000_0000_000001
+     => out schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
+     => in schema: {(4) default.b.n_comment (TEXT), default.b.n_name (TEXT), 
default.b.n_nationkey (INT4), default.b.n_regionkey (INT4)}
 
 =======================================================
 Block Id: eb_0000000000000_0000_000004 [TERMINAL]

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