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Revise the way the element allocator for a simplehash is specified.

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This method is more elegant and more efficient.

Per a suggestion from Andres Freund, who also briefly reviewed
the patch.
This commit is contained in:
Robert Haas
2017-02-07 17:01:40 -05:00
parent 242066cc8e
commit c3c4f6e174
3 changed files with 25 additions and 47 deletions
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3
src/backend/executor/execGrouping.c
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@ -330,8 +330,7 @@ BuildTupleHashTable(int numCols, AttrNumber *keyColIdx,
else
hashtable->hash_iv = 0;
hashtable->hashtab =
tuplehash_create(tablecxt, nbuckets, NULL, NULL, NULL);
hashtable->hashtab = tuplehash_create(tablecxt, nbuckets);
hashtable->hashtab->private_data = hashtable;
return hashtable;