Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Ensure that the idxStr for FTS5 is always zero-terminated. Fix for check-in [9d418a7a491761ee] |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA3-256: |
090cd07d37904da4610d6a6787a3cc82 |
| User & Date: | drh 2019-09-13 13:23:13 |
| Original Comment: | Ensure that the idxStr for FTS5 is always zero-terminated. Fix for check-in [e6db945454a0dae2] |
Context
|
2019-09-13
| ||
| 17:30 | Fix a typo in the carray extension header comment - the comment that serves as the documentation to this extension. check-in: 658a42d3 user: drh tags: trunk | |
| 16:19 | Merge latest trunk changes with this branch. check-in: 14ef7543 user: dan tags: window-functions-subtype-fix | |
| 13:23 | Ensure that the idxStr for FTS5 is always zero-terminated. Fix for check-in [9d418a7a491761ee] check-in: 090cd07d user: drh tags: trunk | |
| 12:24 | Fix harmless compiler warnings. check-in: a8927d14 user: drh tags: trunk | |
Changes
Changes to ext/fts5/fts5_main.c.
563 564 565 566 567 568 569 570 571 572 573 574 575 576 |
|| (p->op==SQLITE_INDEX_CONSTRAINT_EQ && iCol>=nCol)
){
/* A MATCH operator or equivalent */
if( p->usable==0 || iCol<0 ){
/* As there exists an unusable MATCH constraint this is an
** unusable plan. Set a prohibitively high cost. */
pInfo->estimatedCost = 1e50;
return SQLITE_OK;
}else{
if( iCol==nCol+1 ){
if( bSeenRank ) continue;
idxStr[iIdxStr++] = 'r';
bSeenRank = 1;
}else{
|
> > |
563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 |
|| (p->op==SQLITE_INDEX_CONSTRAINT_EQ && iCol>=nCol)
){
/* A MATCH operator or equivalent */
if( p->usable==0 || iCol<0 ){
/* As there exists an unusable MATCH constraint this is an
** unusable plan. Set a prohibitively high cost. */
pInfo->estimatedCost = 1e50;
assert( iIdxStr < pInfo->nConstraint*6 + 1 );
idxStr[iIdxStr] = 0;
return SQLITE_OK;
}else{
if( iCol==nCol+1 ){
if( bSeenRank ) continue;
idxStr[iIdxStr++] = 'r';
bSeenRank = 1;
}else{
|