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Allow a VALUES clause to be used any place that a SELECT statement can be

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used.

FossilOrigin-Name: c9ea7d199f06a7801ab639e7ac98ebeb98706f24
This commit is contained in:
drh
2014-01-10 20:46:55 +00:00
parent c740752470
commit 75593d96be
6 changed files with 46 additions and 70 deletions
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7
src/trigger.c
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@@ -397,25 +397,21 @@ TriggerStep *sqlite3TriggerInsertStep(
sqlite3 *db, /* The database connection */
Token *pTableName, /* Name of the table into which we insert */
IdList *pColumn, /* List of columns in pTableName to insert into */
ExprList *pEList, /* The VALUE clause: a list of values to be inserted */
Select *pSelect, /* A SELECT statement that supplies values */
u8 orconf /* The conflict algorithm (OE_Abort, OE_Replace, etc.) */
){
TriggerStep *pTriggerStep;
assert(pEList == 0 || pSelect == 0);
assert(pEList != 0 || pSelect != 0 || db->mallocFailed);
assert(pSelect != 0 || db->mallocFailed);
pTriggerStep = triggerStepAllocate(db, TK_INSERT, pTableName);
if( pTriggerStep ){
pTriggerStep->pSelect = sqlite3SelectDup(db, pSelect, EXPRDUP_REDUCE);
pTriggerStep->pIdList = pColumn;
pTriggerStep->pExprList = sqlite3ExprListDup(db, pEList, EXPRDUP_REDUCE);
pTriggerStep->orconf = orconf;
}else{
sqlite3IdListDelete(db, pColumn);
}
sqlite3ExprListDelete(db, pEList);
sqlite3SelectDelete(db, pSelect);
return pTriggerStep;
@@ -753,7 +749,6 @@ static int codeTriggerProgram(
case TK_INSERT: {
sqlite3Insert(pParse,
targetSrcList(pParse, pStep),
sqlite3ExprListDup(db, pStep->pExprList, 0),
sqlite3SelectDup(db, pStep->pSelect, 0),
sqlite3IdListDup(db, pStep->pIdList),
pParse->eOrconf