Fix issues with bizarrely quoted column names. Tickets #3370, #3371,

and #3372. (CVS 5696)

FossilOrigin-Name: ced6bbd228b4a324ddb9c5ff15fd027811c8806a

manifest

@@ -1,5 +1,5 @@
-C Fix\sthe\sNEAR\sconnector\sin\sFTS3\sso\sthat\sit\scan\stake\sranges\sin\sexcess\sof\s9.\nThe\smaximum\srange\sis\snow\s32767.\s(CVS\s5695)
+C Fix\sissues\swith\sbizarrely\squoted\scolumn\snames.\s\sTickets\s#3370,\s#3371,\nand\s#3372.\s(CVS\s5696)
-D 2008-09-12T18:25:31
+D 2008-09-13T01:20:15
 F Makefile.arm-wince-mingw32ce-gcc fcd5e9cd67fe88836360bb4f9ef4cb7f8e2fb5a0
 F Makefile.in d15a7ebfe5e057a72a49805ffb302dbb601c8329
 F Makefile.linux-gcc d53183f4aa6a9192d249731c90dbdffbd2c68654
@@ -147,7 +147,7 @@ F src/prepare.c c7e00ed1b0bdcf699b1aad651247d4dc3d281b0b
 F src/printf.c 785f87120589c1db672e37c6eb1087c456e6f84d
 F src/random.c 11bbdf7def3746a762fbdb56c9d04648135ad6d8
 F src/resolve.c a6abf83125bce0c80ba04acc27c3565155ad305c
-F src/select.c eec7c5f28a0c75fdd8500630435af176bba73219
+F src/select.c b4bc2536228769093ad0d110f40143a322009abb
 F src/shell.c d83b578a8ccdd3e0e7fef4388a0887ce9f810967
 F src/sqlite.h.in 81dc1e8e50fb5c7cccf0a67a34cb796efc1d2a1e
 F src/sqlite3ext.h 1e3887c9bd3ae66cb599e922824b04cd0d0f2c3e
@@ -250,7 +250,7 @@ F test/collate8.test df26649cfcbddf109c04122b340301616d3a88f6
 F test/collate9.test 3adcc799229545940df2f25308dd1ad65869145a
 F test/collateA.test b8218ab90d1fa5c59dcf156efabb1b2599c580d6
 F test/colmeta.test 087c42997754b8c648819832241daf724f813322
-F test/colname.test bc396d99a11a855370010c7e95187177592b1dfe
+F test/colname.test 0f05fea3e5c9260ece53117ad400657515c34280
 F test/conflict.test bb29b052c60a1f7eb6382be77902061d1f305318
 F test/corrupt.test 5bcf7a986358123b8055dfa64b45fc2fb54dcaa9
 F test/corrupt2.test 08fb049fdf4f72902ff39b1c609e7c1c2e985d8b
@@ -635,7 +635,7 @@ F tool/speedtest16.c c8a9c793df96db7e4933f0852abb7a03d48f2e81
 F tool/speedtest2.tcl ee2149167303ba8e95af97873c575c3e0fab58ff
 F tool/speedtest8.c 1dbced29de5f59ba2ebf877edcadf171540374d1
 F tool/speedtest8inst1.c 293327bc76823f473684d589a8160bde1f52c14e
-P 414da4ebcecbed37177aecf649ddd3d258af260d
+P 8e9b9553115c42dae38cad0612d98d9a0c453a5c
-R 30fe40585fda84091e0ee18bc0941dc6
+R 7bc434752d16929a3e421e431e8ae91f
 U drh
-Z a8f9df1c6b8baaa9d26a99abcbf57852
+Z 0c765190cb5cb7de380cf9d6dd1fc3e7

manifest.uuid

@@ -1 +1 @@
-8e9b9553115c42dae38cad0612d98d9a0c453a5c
+ced6bbd228b4a324ddb9c5ff15fd027811c8806a

src/select.c

@@ -12,7 +12,7 @@
 ** This file contains C code routines that are called by the parser
 ** to handle SELECT statements in SQLite.
 **
-** $Id: select.c,v 1.472 2008/09/01 15:52:11 drh Exp $
+** $Id: select.c,v 1.473 2008/09/13 01:20:15 drh Exp $
 */
 #include "sqliteInt.h"
 
@@ -204,15 +204,17 @@ static void setToken(Token *p, const char *z){
 */
 static void setQuotedToken(Parse *pParse, Token *p, const char *z){
 
-  /* Check if the string contains any " characters. If it does, then
+  /* Check if the string appears to be quoted using "..." or `...`
-  ** this function will malloc space to create a quoted version of
+  ** or [...] or '...' or if the string contains any " characters.  
-  ** the string in. Otherwise, save a call to sqlite3MPrintf() by
+  ** If it does, then record a version of the string with the special
-  ** just copying the pointer to the string.
+  ** characters escaped.
   */
   const char *z2 = z;
-  while( *z2 ){
+  if( *z2!='[' && *z2!='`' && *z2!='\'' ){
-    if( *z2=='"' ) break;
+    while( *z2 ){
-    z2++;
+      if( *z2=='"' ) break;
+      z2++;
+    }
   }
 
   if( *z2 ){
@@ -1078,7 +1080,7 @@ static void generateColumnNames(
     if( pEList->a[i].zName ){
       char *zName = pEList->a[i].zName;
       sqlite3VdbeSetColName(v, i, COLNAME_NAME, zName, strlen(zName));
-    }else if( p->op==TK_COLUMN && pTabList ){
+    }else if( (p->op==TK_COLUMN || p->op==TK_AGG_COLUMN) && pTabList ){
       Table *pTab;
       char *zCol;
       int iCol = p->iColumn;

test/colname.test

@@ -13,7 +13,7 @@
 # The focus of this file is testing how SQLite generates the names
 # of columns in a result set.
 #
-# $Id: colname.test,v 1.4 2008/08/02 20:09:37 drh Exp $
+# $Id: colname.test,v 1.5 2008/09/13 01:20:15 drh Exp $
 
 set testdir [file dirname $argv0]
 source $testdir/tester.tcl
@@ -255,4 +255,52 @@ do_test colname-5.1 {
   }] 3 3 x
 } {table tabc tabc x {CREATE TABLE tabc(a,b,c)}}
 
+# ticket #3370, #3371, #3372
+#
+do_test colname-6.1 {
+  db close
+  sqlite3 db test.db
+  db eval {
+    CREATE TABLE t6(a, ['a'], ["a"], "[a]", [`a`]);
+    INSERT INTO t6 VALUES(1,2,3,4,5);
+  }
+  execsql2 {SELECT * FROM t6}
+} {a 1 'a' 2 {"a"} 3 {[a]} 4 `a` 5}
+do_test colname-6.2 {
+  execsql2 {SELECT ['a'], [`a`], "[a]", [a], ["a"] FROM t6}
+} {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3}
+do_test colname-6.3 {
+  execsql2 {SELECT "'a'", "`a`", "[a]", "a", """a""" FROM t6}
+} {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3}
+do_test colname-6.4 {
+  execsql2 {SELECT `'a'`, ```a```, `[a]`, `a`, `"a"` FROM t6}
+} {'a' 2 `a` 5 {[a]} 4 a 1 {"a"} 3}
+do_test colname-6.11 {
+  execsql2 {SELECT a, max(a) AS m FROM t6}
+} {a 1 m 1}
+do_test colname-6.12 {
+  execsql2 {SELECT `a`, max(a) AS m FROM t6}
+} {a 1 m 1}
+do_test colname-6.13 {
+  execsql2 {SELECT "a", max(a) AS m FROM t6}
+} {a 1 m 1}
+do_test colname-6.14 {
+  execsql2 {SELECT [a], max(a) AS m FROM t6}
+} {a 1 m 1}
+do_test colname-6.15 {
+  execsql2 {SELECT t6.a, max(a) AS m FROM t6}
+} {a 1 m 1}
+do_test colname-6.16 {
+  execsql2 {SELECT ['a'], max(['a']) AS m FROM t6}
+} {'a' 2 m 2}
+do_test colname-6.17 {
+  execsql2 {SELECT ["a"], max(["a"]) AS m FROM t6}
+} {{"a"} 3 m 3}
+do_test colname-6.18 {
+  execsql2 {SELECT "[a]", max("[a]") AS m FROM t6}
+} {{[a]} 4 m 4}
+do_test colname-6.19 {
+  execsql2 {SELECT "`a`", max([`a`]) AS m FROM t6}
+} {`a` 5 m 5}
+
 finish_test