optimize hashjoin

From: "bucoo" <bucoo(at)sohu(dot)com>
To: "'pgsql-hackers'" <pgsql-hackers(at)postgresql(dot)org>
Cc: "'Tom Lane'" <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "'Robert Haas'" <robertmhaas(at)gmail(dot)com>
Subject: optimize hashjoin
Date: 2024-08-21 01:49:37
Message-ID: 007601daf36c$62739350$275ab9f0$@sohu.com
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Avoid unnecessary form and deform tuple.

In the TPCH test, HashJoin speed up to ~2x.

Attachment Content-Type Size
optimize-hashjoin.patch text/plain 9.3 KB

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