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-rw-r--r--src/include/executor/execExpr.h1
-rw-r--r--src/include/executor/executor.h34
-rw-r--r--src/include/executor/nodeAgg.h14
3 files changed, 25 insertions, 24 deletions
diff --git a/src/include/executor/execExpr.h b/src/include/executor/execExpr.h
index 117fc892f4b..0cab431f656 100644
--- a/src/include/executor/execExpr.h
+++ b/src/include/executor/execExpr.h
@@ -148,6 +148,7 @@ typedef enum ExprEvalOp
/* evaluate assorted special-purpose expression types */
EEOP_IOCOERCE,
EEOP_DISTINCT,
+ EEOP_NOT_DISTINCT,
EEOP_NULLIF,
EEOP_SQLVALUEFUNCTION,
EEOP_CURRENTOFEXPR,
diff --git a/src/include/executor/executor.h b/src/include/executor/executor.h
index 1d824eff361..621e7c3dc46 100644
--- a/src/include/executor/executor.h
+++ b/src/include/executor/executor.h
@@ -113,26 +113,19 @@ extern bool execCurrentOf(CurrentOfExpr *cexpr,
/*
* prototypes from functions in execGrouping.c
*/
-extern bool execTuplesMatch(TupleTableSlot *slot1,
- TupleTableSlot *slot2,
- int numCols,
- AttrNumber *matchColIdx,
- FmgrInfo *eqfunctions,
- MemoryContext evalContext);
-extern bool execTuplesUnequal(TupleTableSlot *slot1,
- TupleTableSlot *slot2,
- int numCols,
- AttrNumber *matchColIdx,
- FmgrInfo *eqfunctions,
- MemoryContext evalContext);
-extern FmgrInfo *execTuplesMatchPrepare(int numCols,
- Oid *eqOperators);
+extern ExprState *execTuplesMatchPrepare(TupleDesc desc,
+ int numCols,
+ AttrNumber *keyColIdx,
+ Oid *eqOperators,
+ PlanState *parent);
extern void execTuplesHashPrepare(int numCols,
Oid *eqOperators,
- FmgrInfo **eqFunctions,
+ Oid **eqFuncOids,
FmgrInfo **hashFunctions);
-extern TupleHashTable BuildTupleHashTable(int numCols, AttrNumber *keyColIdx,
- FmgrInfo *eqfunctions,
+extern TupleHashTable BuildTupleHashTable(PlanState *parent,
+ TupleDesc inputDesc,
+ int numCols, AttrNumber *keyColIdx,
+ Oid *eqfuncoids,
FmgrInfo *hashfunctions,
long nbuckets, Size additionalsize,
MemoryContext tablecxt,
@@ -142,7 +135,7 @@ extern TupleHashEntry LookupTupleHashEntry(TupleHashTable hashtable,
bool *isnew);
extern TupleHashEntry FindTupleHashEntry(TupleHashTable hashtable,
TupleTableSlot *slot,
- FmgrInfo *eqfunctions,
+ ExprState *eqcomp,
FmgrInfo *hashfunctions);
/*
@@ -257,6 +250,11 @@ extern ExprState *ExecInitCheck(List *qual, PlanState *parent);
extern List *ExecInitExprList(List *nodes, PlanState *parent);
extern ExprState *ExecBuildAggTrans(AggState *aggstate, struct AggStatePerPhaseData *phase,
bool doSort, bool doHash);
+extern ExprState *ExecBuildGroupingEqual(TupleDesc ldesc, TupleDesc rdesc,
+ int numCols,
+ AttrNumber *keyColIdx,
+ Oid *eqfunctions,
+ PlanState *parent);
extern ProjectionInfo *ExecBuildProjectionInfo(List *targetList,
ExprContext *econtext,
TupleTableSlot *slot,
diff --git a/src/include/executor/nodeAgg.h b/src/include/executor/nodeAgg.h
index 3b06db86fd8..aa6ebaaf97d 100644
--- a/src/include/executor/nodeAgg.h
+++ b/src/include/executor/nodeAgg.h
@@ -102,11 +102,12 @@ typedef struct AggStatePerTransData
bool *sortNullsFirst;
/*
- * fmgr lookup data for input columns' equality operators --- only
- * set/used when aggregate has DISTINCT flag. Note that these are in
- * order of sort column index, not parameter index.
+ * Comparators for input columns --- only set/used when aggregate has
+ * DISTINCT flag. equalfnOne version is used for single-column
+ * commparisons, equalfnMulti for the case of multiple columns.
*/
- FmgrInfo *equalfns; /* array of length numDistinctCols */
+ FmgrInfo equalfnOne;
+ ExprState *equalfnMulti;
/*
* initial value from pg_aggregate entry
@@ -270,7 +271,8 @@ typedef struct AggStatePerPhaseData
int numsets; /* number of grouping sets (or 0) */
int *gset_lengths; /* lengths of grouping sets */
Bitmapset **grouped_cols; /* column groupings for rollup */
- FmgrInfo *eqfunctions; /* per-grouping-field equality fns */
+ ExprState **eqfunctions; /* expression returning equality, indexed by
+ * nr of cols to compare */
Agg *aggnode; /* Agg node for phase data */
Sort *sortnode; /* Sort node for input ordering for phase */
@@ -290,7 +292,7 @@ typedef struct AggStatePerHashData
TupleHashIterator hashiter; /* for iterating through hash table */
TupleTableSlot *hashslot; /* slot for loading hash table */
FmgrInfo *hashfunctions; /* per-grouping-field hash fns */
- FmgrInfo *eqfunctions; /* per-grouping-field equality fns */
+ Oid *eqfuncoids; /* per-grouping-field equality fns */
int numCols; /* number of hash key columns */
int numhashGrpCols; /* number of columns in hash table */
int largestGrpColIdx; /* largest col required for hashing */