pgsql: Preserve exposed type of subquery outputs when substituting NULL

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: pgsql-committers(at)postgresql(dot)org
Subject: pgsql: Preserve exposed type of subquery outputs when substituting NULL
Date: 2014-06-12 21:11:56
Message-ID: E1WvCHs-0006lE-C1@gemulon.postgresql.org
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Preserve exposed type of subquery outputs when substituting NULLs.

I thought I could get away with hardcoded int4 here, but the buildfarm
says differently.

Branch
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master

Details
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http://git.postgresql.org/pg/commitdiff/9d4444a6fc011b7e2ca16386cf9f1c9f25c114e5

Modified Files
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src/backend/optimizer/path/allpaths.c | 20 ++++++++------------
1 file changed, 8 insertions(+), 12 deletions(-)

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