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Overview
| Comment: | Fix an always-true conditional left over from the previous commit. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | ab12fce3318db447995e1465f34a1e43cd623d6a |
| User & Date: | drh 2016-09-30 21:20:37 |
Context
|
2016-09-30
| ||
| 22:24 | Avoid initializing the column-cache section of the Parse object, since entries in the cache will be initialized as they are used, and avoiding the initial memset() saves many CPU cycles. check-in: 63cf7eaf user: drh tags: trunk | |
| 21:20 | Fix an always-true conditional left over from the previous commit. check-in: ab12fce3 user: drh tags: trunk | |
| 20:22 | Fix the Parse.aColCache column cache so that all of the valid entries are in the first Parse.nColCache slots. check-in: 60285020 user: drh tags: trunk | |
Changes
Changes to src/expr.c.
3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 |
u8 p5 /* P5 value for OP_Column + FLAGS */
){
Vdbe *v = pParse->pVdbe;
int i;
struct yColCache *p;
for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){
if( p->iReg>0 && p->iTable==iTable && p->iColumn==iColumn ){
p->lru = pParse->iCacheCnt++;
sqlite3ExprCachePinRegister(pParse, p->iReg);
return p->iReg;
}
}
assert( v!=0 );
sqlite3ExprCodeGetColumnOfTable(v, pTab, iTable, iColumn, iReg);
|
| |
3172 3173 3174 3175 3176 3177 3178 3179 3180 3181 3182 3183 3184 3185 3186 |
u8 p5 /* P5 value for OP_Column + FLAGS */
){
Vdbe *v = pParse->pVdbe;
int i;
struct yColCache *p;
for(i=0, p=pParse->aColCache; i<pParse->nColCache; i++, p++){
if( p->iTable==iTable && p->iColumn==iColumn ){
p->lru = pParse->iCacheCnt++;
sqlite3ExprCachePinRegister(pParse, p->iReg);
return p->iReg;
}
}
assert( v!=0 );
sqlite3ExprCodeGetColumnOfTable(v, pTab, iTable, iColumn, iReg);
|