pgsql-server: Hashed LEFT JOIN would miss outer tuples with no inner

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От tgl@svr1.postgresql.org (Tom Lane)
Тема pgsql-server: Hashed LEFT JOIN would miss outer tuples with no inner
Дата
Msg-id 20040917182954.DF95C329E5B@svr1.postgresql.org
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Log Message:
-----------
Hashed LEFT JOIN would miss outer tuples with no inner match if the join
was large enough to be batched and the tuples fell into a batch where
there were no inner tuples at all.  Thanks to Xiaoyu Wang for finding a
test case that exposed this long-standing bug.

Tags:
----
REL7_1_STABLE

Modified Files:
--------------
    pgsql-server/src/backend/executor:
        nodeHashjoin.c (r1.38 -> r1.38.2.1)

(http://developer.postgresql.org/cvsweb.cgi/pgsql-server/src/backend/executor/nodeHashjoin.c.diff?r1=1.38&r2=1.38.2.1)

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