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-rw-r--r--src/where.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/src/where.c b/src/where.c
index b02b17c53..25405cedf 100644
--- a/src/where.c
+++ b/src/where.c
@@ -895,6 +895,7 @@ static SQLITE_NOINLINE void constructAutomaticIndex(
u8 useBloomFilter = 0; /* True to also add a Bloom filter */
Expr *pPartial = 0; /* Partial Index Expression */
int iContinue = 0; /* Jump here to skip excluded rows */
+ SrcList *pTabList; /* The complete FROM clause */
SrcItem *pSrc; /* The FROM clause term to get the next index */
int addrCounter = 0; /* Address where integer counter is initialized */
int regBase; /* Array of registers where record is assembled */
@@ -911,7 +912,8 @@ static SQLITE_NOINLINE void constructAutomaticIndex(
/* Count the number of columns that will be added to the index
** and used to match WHERE clause constraints */
nKeyCol = 0;
- pSrc = &pWC->pWInfo->pTabList->a[pLevel->iFrom];
+ pTabList = pWC->pWInfo->pTabList;
+ pSrc = &pTabList->a[pLevel->iFrom];
pTable = pSrc->pTab;
pWCEnd = &pWC->a[pWC->nTerm];
pLoop = pLevel->pWLoop;
@@ -922,7 +924,7 @@ static SQLITE_NOINLINE void constructAutomaticIndex(
** WHERE clause (or the ON clause of a LEFT join) that constrain which
** rows of the target table (pSrc) that can be used. */
if( (pTerm->wtFlags & TERM_VIRTUAL)==0
- && sqlite3ExprIsSingleTableConstraint(pExpr, pSrc)
+ && sqlite3ExprIsSingleTableConstraint(pExpr, pTabList, pLevel->iFrom)
){
pPartial = sqlite3ExprAnd(pParse, pPartial,
sqlite3ExprDup(pParse->db, pExpr, 0));
@@ -1150,9 +1152,11 @@ static SQLITE_NOINLINE void sqlite3ConstructBloomFilter(
addrOnce = sqlite3VdbeAddOp0(v, OP_Once); VdbeCoverage(v);
do{
+ const SrcList *pTabList;
const SrcItem *pItem;
const Table *pTab;
u64 sz;
+ int iSrc;
sqlite3WhereExplainBloomFilter(pParse, pWInfo, pLevel);
addrCont = sqlite3VdbeMakeLabel(pParse);
iCur = pLevel->iTabCur;
@@ -1166,7 +1170,9 @@ static SQLITE_NOINLINE void sqlite3ConstructBloomFilter(
** testing complicated. By basing the blob size on the value in the
** sqlite_stat1 table, testing is much easier.
*/
- pItem = &pWInfo->pTabList->a[pLevel->iFrom];
+ pTabList = pWInfo->pTabList;
+ iSrc = pLevel->iFrom;
+ pItem = &pTabList->a[iSrc];
assert( pItem!=0 );
pTab = pItem->pTab;
assert( pTab!=0 );
@@ -1183,7 +1189,7 @@ static SQLITE_NOINLINE void sqlite3ConstructBloomFilter(
for(pTerm=pWInfo->sWC.a; pTerm<pWCEnd; pTerm++){
Expr *pExpr = pTerm->pExpr;
if( (pTerm->wtFlags & TERM_VIRTUAL)==0
- && sqlite3ExprIsSingleTableConstraint(pExpr, pItem)
+ && sqlite3ExprIsSingleTableConstraint(pExpr, pTabList, iSrc)
){
sqlite3ExprIfFalse(pParse, pTerm->pExpr, addrCont, SQLITE_JUMPIFNULL);
}