database/sqlite
1
0
Fork 0
mirror of https://github.com/sqlite/sqlite.git synced 2025-11-16 23:02:26 +03:00
Code Activity

The content columns of the index-btree that implements a WITHOUT ROWID

Browse Source 
table are not ordered and so the query planner should not assume they
are ordered.  Fix for the issue identified by
[forum:/forumpost/6c8960f545|forum post 6c8960f545].

FossilOrigin-Name: c21bc5a2353e660f2acf5ed916921a4ee416910d0b3f2deb512a05c54138d1c0
This commit is contained in:
drh
2021-05-13 13:43:40 +00:00
parent 7ffb16b495
commit 756748ea86
4 changed files with 25 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
src/where.c
View File

@@ -2513,6 +2513,8 @@ static int whereLoopAddBtreeIndex(
if( pProbe->bUnordered ) opMask &= ~(WO_GT|WO_GE|WO_LT|WO_LE);
assert( pNew->u.btree.nEq<pProbe->nColumn );
assert( pNew->u.btree.nEq<pProbe->nKeyCol
|| pProbe->idxType!=SQLITE_IDXTYPE_PRIMARYKEY );
saved_nEq = pNew->u.btree.nEq;
saved_nBtm = pNew->u.btree.nBtm;
@@ -2790,6 +2792,8 @@ static int whereLoopAddBtreeIndex(
if( (pNew->wsFlags & WHERE_TOP_LIMIT)==0
&& pNew->u.btree.nEq<pProbe->nColumn
&& (pNew->u.btree.nEq<pProbe->nKeyCol ||
pProbe->idxType!=SQLITE_IDXTYPE_PRIMARYKEY)
){
whereLoopAddBtreeIndex(pBuilder, pSrc, pProbe, nInMul+nIn);
}