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Faster allocation of new sqlite3_stmt objects.

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FossilOrigin-Name: 891f1f72187f0f9ec0d24fda98cc08be3ae3c3ff8b27c4e409ee7135c3106398
This commit is contained in:
drh
2018-12-28 20:48:07 +00:00
parent b6991796b4
commit 81f9159b5e
4 changed files with 29 additions and 21 deletions
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8
src/vdbeInt.h
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@@ -385,6 +385,10 @@ struct Vdbe {
i64 nFkConstraint; /* Number of imm. FK constraints this VM */
i64 nStmtDefCons; /* Number of def. constraints when stmt started */
i64 nStmtDefImmCons; /* Number of def. imm constraints when stmt started */
Mem *aMem; /* The memory locations */
Mem **apArg; /* Arguments to currently executing user function */
VdbeCursor **apCsr; /* One element of this array for each open cursor */
Mem *aVar; /* Values for the OP_Variable opcode. */
/* When allocating a new Vdbe object, all of the fields below should be
** initialized to zero or NULL */
@@ -392,13 +396,9 @@ struct Vdbe {
Op *aOp; /* Space to hold the virtual machine's program */
int nOp; /* Number of instructions in the program */
int nOpAlloc; /* Slots allocated for aOp[] */
Mem *aMem; /* The memory locations */
Mem **apArg; /* Arguments to currently executing user function */
Mem *aColName; /* Column names to return */
Mem *pResultSet; /* Pointer to an array of results */
char *zErrMsg; /* Error message written here */
VdbeCursor **apCsr; /* One element of this array for each open cursor */
Mem *aVar; /* Values for the OP_Variable opcode. */
VList *pVList; /* Name of variables */
#ifndef SQLITE_OMIT_TRACE
i64 startTime; /* Time when query started - used for profiling */