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Snapshot. New design appears to work on a simple test case.

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FossilOrigin-Name: 8a65fbeecf3597e30853c5f0ccd9b8b46c508854fa521e58e0db279deebca7d4
This commit is contained in:
drh
2021-02-04 20:52:20 +00:00
parent 381bdacc8f
commit 552562c48f
6 changed files with 72 additions and 51 deletions
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3
src/sqliteInt.h
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@@ -3037,6 +3037,7 @@ struct NameContext {
ExprList *pEList; /* Optional list of result-set columns */
AggInfo *pAggInfo; /* Information about aggregates at this level */
Upsert *pUpsert; /* ON CONFLICT clause information from an upsert */
int iBaseReg; /* For TK_REGISTER when parsing RETURNING */
} uNC;
NameContext *pNext; /* Next outer name context. NULL for outermost */
int nRef; /* Number of names resolved by this context */
@@ -3065,6 +3066,7 @@ struct NameContext {
#define NC_UEList 0x00080 /* True if uNC.pEList is used */
#define NC_UAggInfo 0x00100 /* True if uNC.pAggInfo is used */
#define NC_UUpsert 0x00200 /* True if uNC.pUpsert is used */
#define NC_UBaseReg 0x00400 /* True if uNC.iBaseReg is used */
#define NC_MinMaxAgg 0x01000 /* min/max aggregates seen. See note above */
#define NC_Complex 0x02000 /* True if a function or subquery seen */
#define NC_AllowWin 0x04000 /* Window functions are allowed here */
@@ -3668,6 +3670,7 @@ struct Returning {
TriggerStep retTStep; /* The trigger step */
int iRetCur; /* Transient table holding RETURNING results */
int nRetCol; /* Number of in pReturnEL after expansion */
int iRetReg; /* Register array for holding a row of RETURNING */
};
/*