Changeset: 2810a6a4ef0e for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=2810a6a4ef0e
Added Files:
        sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.sql
        sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.err
        sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.out
Modified Files:
        sql/server/rel_select.c
        sql/test/BugTracker-2013/Tests/All
Branch: Feb2013
Log Message:

fixed bug 3349, ie check for duplicate column names after table level rename.


diffs (187 lines):

diff --git a/sql/server/rel_select.c b/sql/server/rel_select.c
--- a/sql/server/rel_select.c
+++ b/sql/server/rel_select.c
@@ -1180,24 +1180,36 @@ rel_add_intern(mvc *sql, sql_rel *rel)
 static sql_rel *
 rel_table_optname(mvc *sql, sql_rel *sq, symbol *optname)
 {
-       (void)sql;
        if (optname && optname->token == SQL_NAME) {
                dlist *columnrefs = NULL;
                char *tname = optname->data.lval->h->data.sval;
+               list *l = sa_list(sql->sa);
 
                columnrefs = optname->data.lval->h->next->data.lval;
                if (columnrefs && sq->exps) {
                        dnode *d = columnrefs->h;
                        node *ne = sq->exps->h;
 
-                       for (; d && ne; d = d->next, ne = ne->next)
-                               exp_setname(sql->sa, ne->data, tname, 
d->data.sval );
+                       for (; d && ne; d = d->next, ne = ne->next) {
+                               sql_exp *e = ne->data;
+
+                               if (exps_bind_column2(l, tname, d->data.sval))
+                                       return sql_error(sql, ERR_AMBIGUOUS, 
"SELECT: Duplicate column name '%s.%s'", tname, d->data.sval);
+                               exp_setname(sql->sa, e, tname, d->data.sval );
+                               append(l, e);
+                       }
                }
                if (!columnrefs && sq->exps) {
                        node *ne = sq->exps->h;
 
-                       for (; ne; ne = ne->next) 
-                               noninternexp_setname(sql->sa, ne->data, tname, 
NULL );
+                       for (; ne; ne = ne->next) {
+                               sql_exp *e = ne->data;
+
+                               if (exp_name(e) && exps_bind_column2(l, tname, 
exp_name(e)))
+                                       return sql_error(sql, ERR_AMBIGUOUS, 
"SELECT: Duplicate column name '%s.%s'", tname, exp_name(e));
+                               noninternexp_setname(sql->sa, e, tname, NULL );
+                               append(l, e);
+                       }
                }
        }
        rel_add_intern(sql, sq);
diff --git a/sql/test/BugTracker-2013/Tests/All 
b/sql/test/BugTracker-2013/Tests/All
--- a/sql/test/BugTracker-2013/Tests/All
+++ b/sql/test/BugTracker-2013/Tests/All
@@ -38,3 +38,4 @@ sort_void_crash.Bug-3341
 bogus_aggregation_casts.Bug-3342
 nestedcalls
 like_pcre_or.Bug-3348
+duplicate_column_name.Bug-3349
diff --git a/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.sql 
b/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.sql
new file mode 100644
--- /dev/null
+++ b/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.sql
@@ -0,0 +1,22 @@
+
+CREATE TABLE test (x int, y int);
+insert into test (x, y) VALUES (1, 1);
+insert into test (x, y) VALUES (1, 2);
+
+SELECT *
+FROM (
+           SELECT a1.x, a1.y, a2.x, a2.y
+           FROM ( SELECT * FROM test) AS a1 JOIN 
+                ( SELECT * FROM test) AS a2 
+               ON a1.x = a2.x
+       ) AS t;
+
+SELECT *
+FROM (
+       SELECT a1.x AS x1, a1.y AS y1, a2.x AS x2, a2.y AS y2
+       FROM ( SELECT * FROM test) AS a1 JOIN 
+            ( SELECT * FROM test) AS a2 
+           ON a1.x = a2.x
+       ) AS t;
+
+drop table test;
diff --git 
a/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.err 
b/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.err
new file mode 100644
--- /dev/null
+++ b/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.err
@@ -0,0 +1,44 @@
+stderr of test 'duplicate_column_name.Bug-3349` in directory 
'sql/test/BugTracker-2013` itself:
+
+
+# 10:39:09 >  
+# 10:39:09 >  "mserver5" "--debug=10" "--set" "gdk_nr_threads=0" "--set" 
"mapi_open=true" "--set" "mapi_port=32749" "--set" 
"mapi_usock=/var/tmp/mtest-28423/.s.monetdb.32749" "--set" "monet_prompt=" 
"--forcemito" "--set" "mal_listing=2" 
"--dbpath=/home/niels/scratch/rc-clean/Linux-x86_64/var/MonetDB/mTests_sql_test_BugTracker-2013"
 "--set" "mal_listing=0"
+# 10:39:09 >  
+
+# builtin opt  gdk_dbpath = 
/home/niels/scratch/rc-clean/Linux-x86_64/var/monetdb5/dbfarm/demo
+# builtin opt  gdk_debug = 0
+# builtin opt  gdk_vmtrim = yes
+# builtin opt  monet_prompt = >
+# builtin opt  monet_daemon = no
+# builtin opt  mapi_port = 50000
+# builtin opt  mapi_open = false
+# builtin opt  mapi_autosense = false
+# builtin opt  sql_optimizer = default_pipe
+# builtin opt  sql_debug = 0
+# cmdline opt  gdk_nr_threads = 0
+# cmdline opt  mapi_open = true
+# cmdline opt  mapi_port = 32749
+# cmdline opt  mapi_usock = /var/tmp/mtest-28423/.s.monetdb.32749
+# cmdline opt  monet_prompt = 
+# cmdline opt  mal_listing = 2
+# cmdline opt  gdk_dbpath = 
/home/niels/scratch/rc-clean/Linux-x86_64/var/MonetDB/mTests_sql_test_BugTracker-2013
+# cmdline opt  mal_listing = 0
+
+# 10:39:09 >  
+# 10:39:09 >  "mclient" "-lsql" "-ftest" "-Eutf-8" "-i" "-e" 
"--host=/var/tmp/mtest-28423" "--port=32749"
+# 10:39:09 >  
+
+MAPI  = (monetdb) /var/tmp/mtest-28423/.s.monetdb.32749
+QUERY = SELECT *
+        FROM (
+                   SELECT a1.x, a1.y, a2.x, a2.y
+                   FROM ( SELECT * FROM test) AS a1 JOIN 
+                        ( SELECT * FROM test) AS a2 
+                       ON a1.x = a2.x
+               ) AS t;
+ERROR = !SELECT: Duplicate column name 't.x'
+
+# 10:39:09 >  
+# 10:39:09 >  "Done."
+# 10:39:09 >  
+
diff --git 
a/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.out 
b/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.out
new file mode 100644
--- /dev/null
+++ b/sql/test/BugTracker-2013/Tests/duplicate_column_name.Bug-3349.stable.out
@@ -0,0 +1,53 @@
+stdout of test 'duplicate_column_name.Bug-3349` in directory 
'sql/test/BugTracker-2013` itself:
+
+
+# 10:39:09 >  
+# 10:39:09 >  "mserver5" "--debug=10" "--set" "gdk_nr_threads=0" "--set" 
"mapi_open=true" "--set" "mapi_port=32749" "--set" 
"mapi_usock=/var/tmp/mtest-28423/.s.monetdb.32749" "--set" "monet_prompt=" 
"--forcemito" "--set" "mal_listing=2" 
"--dbpath=/home/niels/scratch/rc-clean/Linux-x86_64/var/MonetDB/mTests_sql_test_BugTracker-2013"
 "--set" "mal_listing=0"
+# 10:39:09 >  
+
+# MonetDB 5 server v11.15.12
+# This is an unreleased version
+# Serving database 'mTests_sql_test_BugTracker-2013', using 4 threads
+# Compiled for x86_64-unknown-linux-gnu/64bit with 64bit OIDs dynamically 
linked
+# Found 3.775 GiB available main-memory.
+# Copyright (c) 1993-July 2008 CWI.
+# Copyright (c) August 2008-2013 MonetDB B.V., all rights reserved
+# Visit http://www.monetdb.org/ for further information
+# Listening for connection requests on 
mapi:monetdb://niels.nesco.mine.nu:32749/
+# Listening for UNIX domain connection requests on 
mapi:monetdb:///var/tmp/mtest-28423/.s.monetdb.32749
+# MonetDB/GIS module loaded
+# MonetDB/JAQL module loaded
+# MonetDB/SQL module loaded
+
+Ready.
+
+# 10:39:09 >  
+# 10:39:09 >  "mclient" "-lsql" "-ftest" "-Eutf-8" "-i" "-e" 
"--host=/var/tmp/mtest-28423" "--port=32749"
+# 10:39:09 >  
+
+#CREATE TABLE test (x int, y int);
+#insert into test (x, y) VALUES (1, 1);
+[ 1    ]
+#insert into test (x, y) VALUES (1, 2);
+[ 1    ]
+#SELECT *
+#FROM (
+#      SELECT a1.x AS x1, a1.y AS y1, a2.x AS x2, a2.y AS y2
+#      FROM ( SELECT * FROM test) AS a1 JOIN 
+#           ( SELECT * FROM test) AS a2 
+#          ON a1.x = a2.x
+#      ) AS t;
+% sys.t,       sys.t,  sys.t,  sys.t # table_name
+% x1,  y1,     x2,     y2 # name
+% int, int,    int,    int # type
+% 1,   1,      1,      1 # length
+[ 1,   1,      1,      1       ]
+[ 1,   1,      1,      2       ]
+[ 1,   2,      1,      1       ]
+[ 1,   2,      1,      2       ]
+#drop table test;
+
+# 10:39:09 >  
+# 10:39:09 >  "Done."
+# 10:39:09 >  
+
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