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Follow-up to [68db1ff9c44fa9c3]: The number of registers needed by

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PRAGMA foreign_key_check was increased too late for an assert() deep
down inside of sqlite3ExprCode().  So move the size increase a little
earlier.
[forum:/forumpost/79c9e4797d|Forum post 79c9e4797d].

FossilOrigin-Name: 7072404ad0267b8ee774b2804ea59ea28e29316521d76d76a701595e51d1be97
This commit is contained in:
drh
2021-07-07 16:48:24 +00:00
parent 2931a66ece
commit 4f16ff9d06
4 changed files with 16 additions and 10 deletions
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src/pragma.c
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@@ -1461,12 +1461,12 @@ void sqlite3Pragma(
** regRow..regRow+n. If any of the child key values are NULL, this
** row cannot cause an FK violation. Jump directly to addrOk in
** this case. */
if( regRow+pFK->nCol>pParse->nMem ) pParse->nMem = regRow+pFK->nCol;
for(j=0; j<pFK->nCol; j++){
int iCol = aiCols ? aiCols[j] : pFK->aCol[j].iFrom;
sqlite3ExprCodeGetColumnOfTable(v, pTab, 0, iCol, regRow+j);
sqlite3VdbeAddOp2(v, OP_IsNull, regRow+j, addrOk); VdbeCoverage(v);
}
if( regRow+j>pParse->nMem ) pParse->nMem = regRow+j;
/* Generate code to query the parent index for a matching parent
** key. If a match is found, jump to addrOk. */