mirrors/sqlite
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix the indexed expression resolver for generated columns so that it picks

Browse Source 
the correct table in a self-join.

FossilOrigin-Name: 54c3eb085aca92da2b819f3532ee4750b377265f7e1e914600ea3c3d535efe51
This commit is contained in:
drh 2022-10-18 16:47:41 +00:00
parent 9489e0a5d7
commit a331cf7e57
3 changed files with 18 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
manifest
View File

@ -1,5 +1,5 @@
C Merge\srecent\strunk\sfixes\sinto\sthe\sindex-expr-opt\sbranch.
D 2022-10-18T16:32:22.335
C Fix\sthe\sindexed\sexpression\sresolver\sfor\sgenerated\scolumns\sso\sthat\sit\spicks\nthe\scorrect\stable\sin\sa\sself-join.
D 2022-10-18T16:47:41.814
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@ -571,7 +571,7 @@ F src/date.c 94ce83b4cd848a387680a5f920c9018c16655db778c4d36525af0a0f34679ac5
F src/dbpage.c 5808e91bc27fa3981b028000f8fadfdc10ce9e59a34ce7dc4e035a69be3906ec
F src/dbstat.c 861e08690fcb0f2ee1165eff0060ea8d4f3e2ea10f80dab7d32ad70443a6ff2d
F src/delete.c 86573edae75e3d3e9a8b590d87db8e47222103029df4f3e11fa56044459b514e
F src/expr.c ba67701bd7621ebba9c472fcc2dbd4f6444260530e694fa9d87281f9aedec93c
F src/expr.c 74a947891247873696385bf910e60c60e50283bbc0e8ef90b571ac60bc4b6279
F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
F src/fkey.c 722f20779f5342a787922deded3628d8c74b5249cab04098cf17ee2f2aaff002
F src/func.c fe2a795ad647ce42054873ac91c43beb7b5d204892903a67f6e7e314379b9d4a
@ -2036,8 +2036,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
P c7b9cc645b394a1b638a9a13ca83d321215aaa78d69ca70c6baa0ee692ed21bf 740a2eb0928d54fdf735a8e573c6a61a34dbd295b46e5b6ef39e957fd2623293
R f7f5f954c4cc82eef2f394d97ecd28bc
P 6198ab4b871c464448ae303072bde0a810cac566a516cc29b1bf806fbd0a6c7b
R 51dcaf4cc6cc82ca16d600c0c30b38d8
U drh
Z 298a7ba276579f138f35bb1c8d732eed
Z c6035e9224ad1746d908acc7b5320c40
# Remove this line to create a well-formed Fossil manifest.

2
manifest.uuid
View File

@ -1 +1 @@
6198ab4b871c464448ae303072bde0a810cac566a516cc29b1bf806fbd0a6c7b
54c3eb085aca92da2b819f3532ee4750b377265f7e1e914600ea3c3d535efe51

20
src/expr.c
View File

@ -4057,8 +4057,13 @@ static SQLITE_NOINLINE int sqlite3IndexedExprLookup(
IndexedExpr *p;
Vdbe *v;
for(p=pParse->pIdxExpr; p; p=p->pIENext){
if( p->iDataCur<0 ) continue;
if( sqlite3ExprCompare(0, pExpr, p->pExpr, p->iDataCur)!=0 ) continue;
int iDataCur = p->iDataCur;
if( iDataCur<0 ) continue;
if( pParse->iSelfTab ){
if( p->iDataCur!=pParse->iSelfTab-1 ) continue;
iDataCur = -1;
}
if( sqlite3ExprCompare(0, pExpr, p->pExpr, iDataCur)!=0 ) continue;
v = pParse->pVdbe;
assert( v!=0 );
if( p->bMaybeNullRow ){
@ -4108,17 +4113,14 @@ int sqlite3ExprCodeTarget(Parse *pParse, Expr *pExpr, int target){
assert( target>0 && target<=pParse->nMem );
assert( v!=0 );
if( pParse->pIdxExpr!=0
&& pExpr!=0
expr_code_doover:
if( pExpr==0 ){
op = TK_NULL;
}else if( pParse->pIdxExpr!=0
&& !ExprHasProperty(pExpr, EP_Leaf)
&& (r1 = sqlite3IndexedExprLookup(pParse, pExpr, target))>=0
){
return r1;
}
expr_code_doover:
if( pExpr==0 ){
op = TK_NULL;
}else{
assert( !ExprHasVVAProperty(pExpr,EP_Immutable) );
op = pExpr->op;