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Ensure that the expression rewriter inside the query flattener decends into

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the substructure of the TK_IF_NULL_ROW operator.  This is a continuation
of the fix for ticket [cad1ab4cb7b0fc344].

FossilOrigin-Name: 941d8142b7c9a96ff143d1add3c86cf42d61fd08e532d400dac555f23eadbcfb
This commit is contained in:
drh 2017-05-23 12:36:13 +00:00
parent 3f1e9e00e6
commit eff0a7b25e
4 changed files with 16 additions and 10 deletions
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14
manifest
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@ -1,5 +1,5 @@
C When\sflattening\sa\squery,\smake\ssure\siTable\sattribute\sof\sTK_IF_NULL_ROW\noperators\s(that\sresult\sfrom\sa\sprior\sflattening\sof\sa\sLEFT\sJOIN)\sare\supdated\ncorrectly.\s\sFix\sfor\sticket\s[cad1ab4cb7b0fc344].
D 2017-05-23T01:21:07.094
C Ensure\sthat\sthe\sexpression\srewriter\sinside\sthe\squery\sflattener\sdecends\sinto\nthe\ssubstructure\sof\sthe\sTK_IF_NULL_ROW\soperator.\s\sThis\sis\sa\scontinuation\nof\sthe\sfix\sfor\sticket\s[cad1ab4cb7b0fc344].
D 2017-05-23T12:36:13.432
F Makefile.in 1cc758ce3374a32425e4d130c2fe7b026b20de5b8843243de75f087c0a2661fb
F Makefile.linux-gcc 7bc79876b875010e8c8f9502eb935ca92aa3c434
F Makefile.msc 8eeb80162074004e906b53d7340a12a14c471a83743aab975947e95ce061efcc
@ -404,7 +404,7 @@ F src/printf.c 8757834f1b54dae512fb25eb1acc8e94a0d15dd2290b58f2563f65973265adb2
F src/random.c 80f5d666f23feb3e6665a6ce04c7197212a88384
F src/resolve.c 3e518b962d932a997fae373366880fc028c75706
F src/rowset.c 7b7e7e479212e65b723bf40128c7b36dc5afdfac
F src/select.c c23168278b7d4bb63846e26c5298b8056e86bfbf0c78d964447ff1340fbc2893
F src/select.c 30805a1bc0236ba70a9a1592af4a7c522f906c6bfeba44c165046e592a3a36ec
F src/shell.c 9235003e7269ca95e6357393cee03450e7e89ba74470e5ee698d3a8cb1a7deea
F src/sqlite.h.in 8dd468837a4f6d76713e3a4cc65bea48095009038593d41040ab46c1b351197f
F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
@ -907,7 +907,7 @@ F test/ioerr3.test d3cec5e1a11ad6d27527d0d38573fbff14c71bdd
F test/ioerr4.test f130fe9e71008577b342b8874d52984bd04ede2c
F test/ioerr5.test 2edfa4fb0f896f733071303b42224df8bedd9da4
F test/ioerr6.test a395a6ab144b26a9e3e21059a1ab6a7149cca65b
F test/join.test 5cab75bb781a69f7d554fb2c522246a51c2f1b5f235ccda779b84ceb80868e1f
F test/join.test 89087a3285ce7c317ac811f8cea1be226410f34b9cd9056b550390b591966b38
F test/join2.test a48f723c5692e2cbb23a9297ac2720cb77d51a70
F test/join3.test 6f0c774ff1ba0489e6c88a3e77b9d3528fb4fda0
F test/join4.test 1a352e4e267114444c29266ce79e941af5885916
@ -1581,7 +1581,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P 987a2b5537254b1fe843eb798d7eb7f04dbe1e32fb827cfb9e1e1ef6c2096759
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R 2239a710791ec9b87e0ae90a011fc293
U drh
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Z 322e7f1069223cac48868922c1f54e26

2
manifest.uuid
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@ -1 +1 @@
92c178507df553e4f1110342c8f9b11b3ee37989e1d634fcaccabf657befa22f
941d8142b7c9a96ff143d1add3c86cf42d61fd08e532d400dac555f23eadbcfb

5
src/select.c
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@ -3213,9 +3213,10 @@ static Expr *substExpr(
pExpr = pNew;
}
}
}else if( pExpr->op==TK_IF_NULL_ROW && pExpr->iTable==pSubst->iTable ){
pExpr->iTable = pSubst->iNewTable;
}else{
if( pExpr->op==TK_IF_NULL_ROW && pExpr->iTable==pSubst->iTable ){
pExpr->iTable = pSubst->iNewTable;
}
pExpr->pLeft = substExpr(pSubst, pExpr->pLeft);
pExpr->pRight = substExpr(pSubst, pExpr->pRight);
if( ExprHasProperty(pExpr, EP_xIsSelect) ){

5
test/join.test
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@ -726,5 +726,10 @@ do_execsql_test join-14.2 {
LEFT JOIN (SELECT 1, * FROM (SELECT * FROM (SELECT * FROM (SELECT 1)))) AS y
JOIN (SELECT * FROM (SELECT 9)) AS z;
} {1 1 1 9}
do_execsql_test join-14.3 {
SELECT *
FROM (SELECT 111)
LEFT JOIN (SELECT cc+222, * FROM (SELECT * FROM (SELECT 333 cc)));
} {111 555 333}
finish_test