/*
* Initialize the hash table to empty.
*/
static void
build_hash_table(RecursiveUnionState *rustate)
{
RecursiveUnion *node = (RecursiveUnion *) rustate->ps.plan;
Assert(node->numCols > 0);
Assert(node->numGroups > 0);
rustate->hashtable = BuildTupleHashTable(node->numCols,
node->dupColIdx,
rustate->eqfunctions,
rustate->hashfunctions,
node->numGroups,
sizeof(RUHashEntryData),
rustate->tableContext,
rustate->tempContext);
}
/*
* Initialize the hash table to empty.
*/
static void
build_hash_table(SetOpState *setopstate)
{
SetOp *node = (SetOp *) setopstate->ps.plan;
Assert(node->strategy == SETOP_HASHED);
Assert(node->numGroups > 0);
setopstate->hashtable = BuildTupleHashTable(node->numCols,
node->dupColIdx,
setopstate->eqfunctions,
setopstate->hashfunctions,
node->numGroups,
sizeof(SetOpHashEntryData),
setopstate->tableContext,
setopstate->tempContext);
}
/*
* Initialize the hash table to empty.
*/
static void
build_hash_table(SetOpState *setopstate)
{
SetOp *node = (SetOp *) setopstate->ps.plan;
ExprContext *econtext = setopstate->ps.ps_ExprContext;
TupleDesc desc = ExecGetResultType(outerPlanState(setopstate));
Assert(node->strategy == SETOP_HASHED);
Assert(node->numGroups > 0);
setopstate->hashtable = BuildTupleHashTable(&setopstate->ps,
desc,
node->numCols,
node->dupColIdx,
setopstate->eqfuncoids,
setopstate->hashfunctions,
node->numGroups,
0,
setopstate->tableContext,
econtext->ecxt_per_tuple_memory,
false);
}
