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Bug fix in the SubrtnSig logic from [c9a3498113074bbc], if a subquery is

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copied and then changes are made to the copy, be sure to give the copy
a unique Select.selId value so that the original will not be substituted
in place of the modified copy.
[forum:/forumpost/0b9ded2f8428ac00|Forum post 0b9ded2f8428ac00].

FossilOrigin-Name: 19d1bede5654bcfa9f7a151b9b2616a3d10873b8e3f8cf54a3a7e810da08f844
This commit is contained in:
drh 2024-11-20 14:59:32 +00:00
parent d4a65cfc51
commit 2722e2e822
4 changed files with 35 additions and 9 deletions
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14
manifest
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@ -1,5 +1,5 @@
C Provide\sthe\ssqlite3ShowWhereTerm()\sinterface\scallable\sinteractively\sfrom\na\sdebugger,\swhen\scompiling\swith\sSQLITE_DEBUG.
D 2024-11-20T14:19:44.523
C Bug\sfix\sin\sthe\sSubrtnSig\slogic\sfrom\s[c9a3498113074bbc],\sif\sa\ssubquery\sis\ncopied\sand\sthen\schanges\sare\smade\sto\sthe\scopy,\sbe\ssure\sto\sgive\sthe\scopy\na\sunique\sSelect.selId\svalue\sso\sthat\sthe\soriginal\swill\snot\sbe\ssubstituted\nin\splace\sof\sthe\smodified\scopy.\n[forum:/forumpost/0b9ded2f8428ac00|Forum\spost\s0b9ded2f8428ac00].
D 2024-11-20T14:59:32.102
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md e108e1e69ae8e8a59e93c455654b8ac9356a11720d3345df2a4743e9590fb20d
@ -860,7 +860,7 @@ F src/wal.h ba252daaa94f889f4b2c17c027e823d9be47ce39da1d3799886bbd51f0490452
F src/walker.c d5006d6b005e4ea7302ad390957a8d41ed83faa177e412f89bc5600a7462a014
F src/where.c 504d72098437ab97dfd3a71cea85e554381650f9dffde277c66603f3e34daddc
F src/whereInt.h 1e36ec50392f7cc3d93d1152d4338064cd522b87156a0739388b7e273735f0ca
F src/wherecode.c 81b9af89f4f85c8097d0da6a31499f015eabc4d3584963d30ba7b7b782e26514
F src/wherecode.c 0c3d3199a2b769a5e2bb70feb5003dc85b3d86842ecaf903a47f2b4205ca5dab
F src/whereexpr.c 0f93a29cabd3a338d09a1f5c6770620a1ac51ec1157f3229502a7e7767c60b6f
F src/window.c 6c386af5972a58f9a9847bba9d7ca70c4c682391ab8478d94a6e046b22a0dbb3
F test/8_3_names.test ebbb5cd36741350040fd28b432ceadf495be25b2
@ -1301,7 +1301,7 @@ F test/in3.test 3cbf58c87f4052cee3a58b37b6389777505aa0c0
F test/in4.test bb767ec1cfd1730256f0a83219f0acda36bc251b63f8b8bb7d8c7cff17875a4f
F test/in5.test 4fd79c70dfa0681313e8cdca07f5ff0400bdc0e20f808a5c59eaef1e4b48082a
F test/in6.test f5f40d6816a8bb7c784424b58a10ac38efb76ab29127a2c17399e0cbeeda0e4b
F test/in7.test 9256cdb30dc487f2078bb4bb30f43f2c1ff4d277a9c7c9a14bd1c9510c9c8cae
F test/in7.test 5050b648510d88bd27ff6b40991a45e1cc277c20e258162e81650e01069a56bb
F test/incrblob.test c9b96afc292aeff43d6687bcb09b0280aa599822
F test/incrblob2.test a494c9e848560039a23974b9119cfc2cf3ad3bd15cc2694ee6367ae537ef8f1f
F test/incrblob3.test 67621a04b3084113bf38ce03797d70eca012d9d8f948193b8f655df577b0da6f
@ -2199,8 +2199,8 @@ F tool/version-info.c 3b36468a90faf1bbd59c65fd0eb66522d9f941eedd364fabccd7227350
F tool/warnings-clang.sh bbf6a1e685e534c92ec2bfba5b1745f34fb6f0bc2a362850723a9ee87c1b31a7
F tool/warnings.sh 49a486c5069de041aedcbde4de178293e0463ae9918ecad7539eedf0ec77a139
F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
P bf66c6dfc25c2562a4e6a5b24dd1660213a8fefbb5763e7583b87fb06dbaaf43
R 0752d1ca03189356b3058d9f9278a405
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U drh
Z 314628466d5a8713bca43ea5e20a45da
Z af9f774053d8dc7c5fd09306a426c7d8
# Remove this line to create a well-formed Fossil manifest.

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c77a4a42f2e3d16427a69295436efe36335e56e97abd0efba814092498a8dea8
19d1bede5654bcfa9f7a151b9b2616a3d10873b8e3f8cf54a3a7e810da08f844

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src/wherecode.c
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@ -615,6 +615,7 @@ static Expr *removeUnindexableInClauseTerms(
pNew->pLeft->x.pList = pLhs;
}
pSelect->pEList = pRhs;
pSelect->selId = ++pParse->nSelect; /* Req'd for SubrtnSig validity */
if( pLhs && pLhs->nExpr==1 ){
/* Take care here not to generate a TK_VECTOR containing only a
** single value. Since the parser never creates such a vector, some

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test/in7.test
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@ -192,6 +192,31 @@ do_execsql_test 3.4 {
1 2 3 4 5 6
}
# 2024-11-20 https://sqlite.org/forum/forumpost/0b9ded2f8428ac00
#
# Bug in SubrtnSig logic. If a SELECT statement is copied and the copy
# is subsequently modified, we need to change the Select.selId on the
# copy so that when the copy is used to generate code, the SubrtnSig
# logic won't try to substitute the original SELECT in place of the
# copy which is now different.
#
do_execsql_test 3.5 {
DROP TABLE IF EXISTS t1;
DROP TABLE IF EXISTS t2;
CREATE TABLE t1 (a int UNIQUE);
CREATE TABLE t2 (b int UNIQUE);
INSERT INTO t1 VALUES (1);
INSERT INTO t2 VALUES (1), (2);
SELECT t1.a, t2.b FROM t1, t2 WHERE (t1.a, t2.b) = (1, 1);
} {1 1}
do_execsql_test 3.6 {
SELECT t1.a, t2.b FROM t1, t2 WHERE (t1.a, t2.b) IN ((1, 1));
} {1 1}
do_execsql_test 3.7 {
SELECT t1.a, t2.b FROM t1, t2 WHERE (t1.a, t2.b) = (1, 2);
} {1 2}
do_execsql_test 3.8 {
SELECT t1.a, t2.b FROM t1, t2 WHERE (t1.a, t2.b) IN ((1, 2));
} {1 2}
finish_test