PHOENIX-2073 Two bytes character in LIKE expression is not allowed (Yuhao Bi)


Project: http://git-wip-us.apache.org/repos/asf/phoenix/repo
Commit: http://git-wip-us.apache.org/repos/asf/phoenix/commit/c40d64b3
Tree: http://git-wip-us.apache.org/repos/asf/phoenix/tree/c40d64b3
Diff: http://git-wip-us.apache.org/repos/asf/phoenix/diff/c40d64b3

Branch: refs/heads/4.x-HBase-1.1
Commit: c40d64b3bbc793ec920a8a8032c7a93bd015380a
Parents: 980d29c
Author: Yuhao Bi <byh0...@gmail.com>
Authored: Thu Jun 25 15:41:06 2015 +0800
Committer: Thomas D'Silva <tdsi...@salesforce.com>
Committed: Fri Jun 26 11:04:34 2015 -0700

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 .../apache/phoenix/compile/WhereOptimizer.java    |  3 ++-
 .../phoenix/compile/WhereOptimizerTest.java       | 18 ++++++++++++++++++
 2 files changed, 20 insertions(+), 1 deletion(-)
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http://git-wip-us.apache.org/repos/asf/phoenix/blob/c40d64b3/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java
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diff --git 
a/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java 
b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java
index a5aef02..32de712 100644
--- a/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java
+++ b/phoenix-core/src/main/java/org/apache/phoenix/compile/WhereOptimizer.java
@@ -65,6 +65,7 @@ import org.apache.phoenix.schema.tuple.Tuple;
 import org.apache.phoenix.schema.types.PChar;
 import org.apache.phoenix.schema.types.PDataType;
 import org.apache.phoenix.schema.types.PVarbinary;
+import org.apache.phoenix.schema.types.PVarchar;
 import org.apache.phoenix.util.ByteUtil;
 import org.apache.phoenix.util.MetaDataUtil;
 import org.apache.phoenix.util.ScanUtil;
@@ -945,7 +946,7 @@ public class WhereOptimizer {
             KeySlots childSlots = childParts.get(0);
             KeySlot childSlot = childSlots.iterator().next();
             final String startsWith = node.getLiteralPrefix();
-            byte[] key = PChar.INSTANCE.toBytes(startsWith, 
node.getChildren().get(0).getSortOrder());
+            byte[] key = PVarchar.INSTANCE.toBytes(startsWith, 
node.getChildren().get(0).getSortOrder());
             // If the expression is an equality expression against a fixed 
length column
             // and the key length doesn't match the column length, the 
expression can
             // never be true.

http://git-wip-us.apache.org/repos/asf/phoenix/blob/c40d64b3/phoenix-core/src/test/java/org/apache/phoenix/compile/WhereOptimizerTest.java
----------------------------------------------------------------------
diff --git 
a/phoenix-core/src/test/java/org/apache/phoenix/compile/WhereOptimizerTest.java 
b/phoenix-core/src/test/java/org/apache/phoenix/compile/WhereOptimizerTest.java
index f40afc3..2d4763f 100644
--- 
a/phoenix-core/src/test/java/org/apache/phoenix/compile/WhereOptimizerTest.java
+++ 
b/phoenix-core/src/test/java/org/apache/phoenix/compile/WhereOptimizerTest.java
@@ -688,6 +688,24 @@ public class WhereOptimizerTest extends 
BaseConnectionlessQueryTest {
     }
 
     @Test
+    public void testLikeExtractAllKeyExpression2() throws SQLException {
+        String tenantId = "000000000000001";
+        String keyPrefix = "中文";
+        String query = "select * from atable where organization_id = ? and 
entity_id  LIKE '" + keyPrefix + "%'";
+        List<Object> binds = Arrays.<Object>asList(tenantId);
+        StatementContext context = compileStatement(query, binds);
+        Scan scan = context.getScan();
+
+        assertNull(scan.getFilter());
+        byte[] startRow = ByteUtil.concat(
+            
PVarchar.INSTANCE.toBytes(tenantId),StringUtil.padChar(PVarchar.INSTANCE.toBytes(keyPrefix),15));
+        assertArrayEquals(startRow, scan.getStartRow());
+        byte[] stopRow = ByteUtil.concat(
+            
PVarchar.INSTANCE.toBytes(tenantId),StringUtil.padChar(ByteUtil.nextKey(PVarchar.INSTANCE.toBytes(keyPrefix)),15));
+        assertArrayEquals(stopRow, scan.getStopRow());
+    }
+
+    @Test
     public void testLikeExtractAllAsEqKeyExpression() throws SQLException {
         String tenantId = "000000000000001";
         String keyPrefix = "002";

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