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Reduce the amount of memset() needed to initialize the Parse object.

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FossilOrigin-Name: 284538d8486ef3e9bee1ab980043b53c144743c31b984be13a5cc137e7cbec31
This commit is contained in:
drh
2025-02-07 13:37:15 +00:00
parent 7a7002143c
commit ede1690cce
4 changed files with 13 additions and 11 deletions
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4
src/sqliteInt.h
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@ -3879,8 +3879,6 @@ struct Parse {
int addrCrTab; /* Address of OP_CreateBtree on CREATE TABLE */
Returning *pReturning; /* The RETURNING clause */
} u1;
u32 oldmask; /* Mask of old.* columns referenced */
u32 newmask; /* Mask of new.* columns referenced */
LogEst nQueryLoop; /* Est number of iterations of a query (10*log2(N)) */
u8 eTriggerOp; /* TK_UPDATE, TK_INSERT or TK_DELETE */
u8 bReturning; /* Coding a RETURNING trigger */
@ -3897,6 +3895,8 @@ struct Parse {
int aTempReg[8]; /* Holding area for temporary registers */
Parse *pOuterParse; /* Outer Parse object when nested */
Token sNameToken; /* Token with unqualified schema object name */
u32 oldmask; /* Mask of old.* columns referenced */
u32 newmask; /* Mask of new.* columns referenced */
/************************************************************************
** Above is constant between recursions. Below is reset before and after

2
src/trigger.c
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@ -1277,6 +1277,8 @@ static TriggerPrg *codeRowTrigger(
sSubParse.eTriggerOp = pTrigger->op;
sSubParse.nQueryLoop = pParse->nQueryLoop;
sSubParse.prepFlags = pParse->prepFlags;
sSubParse.oldmask = 0;
sSubParse.newmask = 0;
v = sqlite3GetVdbe(&sSubParse);
if( v ){