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Add the Upsert object for holding upsert clause information.

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FossilOrigin-Name: d83eaed539b274c2abd650d07522f491865d4917acbb64d05d01b3ba5c3cd446
This commit is contained in:
drh
2018-04-12 13:15:43 +00:00
parent 35e86bf15d
commit 46d2e5c35a
7 changed files with 81 additions and 76 deletions
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10
src/trigger.c
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@@ -25,6 +25,7 @@ void sqlite3DeleteTriggerStep(sqlite3 *db, TriggerStep *pTriggerStep){
sqlite3ExprListDelete(db, pTmp->pExprList);
sqlite3SelectDelete(db, pTmp->pSelect);
sqlite3IdListDelete(db, pTmp->pIdList);
sqlite3UpsertDelete(db, pTmp->pUpsert);
sqlite3DbFree(db, pTmp->zSpan);
sqlite3DbFree(db, pTmp);
@@ -416,7 +417,7 @@ TriggerStep *sqlite3TriggerInsertStep(
IdList *pColumn, /* List of columns in pTableName to insert into */
Select *pSelect, /* A SELECT statement that supplies values */
u8 orconf, /* The conflict algorithm (OE_Abort, OE_Replace, etc.) */
ExprList *pUpsert, /* Upsert values */
Upsert *pUpsert, /* ON CONFLICT clauses for upsert */
const char *zStart, /* Start of SQL text */
const char *zEnd /* End of SQL text */
){
@@ -428,10 +429,11 @@ TriggerStep *sqlite3TriggerInsertStep(
if( pTriggerStep ){
pTriggerStep->pSelect = sqlite3SelectDup(db, pSelect, EXPRDUP_REDUCE);
pTriggerStep->pIdList = pColumn;
pTriggerStep->pUpsert = pUpsert;
pTriggerStep->orconf = orconf;
}else{
sqlite3IdListDelete(db, pColumn);
sqlite3ExprListDelete(db, pUpsert);
sqlite3UpsertDelete(db, pUpsert);
}
sqlite3SelectDelete(db, pSelect);
@@ -757,8 +759,8 @@ static int codeTriggerProgram(
targetSrcList(pParse, pStep),
sqlite3SelectDup(db, pStep->pSelect, 0),
sqlite3IdListDup(db, pStep->pIdList),
pStep->pExprList ? OE_Update : pParse->eOrconf,
sqlite3ExprListDup(db, pStep->pExprList, 0)
pParse->eOrconf,
sqlite3UpsertDup(db, pStep->pUpsert)
);
break;
}