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Incorporate the sqlite3TriggerList() optimization from trunk. And move

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the pReturning field to the uninitialized area in the Parse object, to
save memset() time.

FossilOrigin-Name: 29fbaf0e3eabda08500f350bc32e9f339e5732a65bfa62822eefb692a2ff0243
This commit is contained in:
drh
2021-01-29 14:22:56 +00:00
parent 55d4c84b61 f54a80fe5c
commit 2c99b84c95
4 changed files with 22 additions and 18 deletions
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src/sqliteInt.h
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@@ -3408,7 +3408,6 @@ struct Parse {
int nLabelAlloc; /* Number of slots in aLabel */
int *aLabel; /* Space to hold the labels */
ExprList *pConstExpr;/* Constant expressions */
ExprList *pReturning;/* The RETURNING clause, if any */
Token constraintName;/* Name of the constraint currently being parsed */
yDbMask writeMask; /* Start a write transaction on these databases */
yDbMask cookieMask; /* Bitmask of schema verified databases */
@@ -3442,6 +3441,7 @@ struct Parse {
int aTempReg[8]; /* Holding area for temporary registers */
Token sNameToken; /* Token with unqualified schema object name */
ExprList *pReturning; /* The RETURNING clause, if any */
/************************************************************************
** Above is constant between recursions. Below is reset before and after