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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2017-09-17 15:28:51 -0400 |
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| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2017-09-17 15:28:51 -0400 |
| commit | 244b4a37eb8e253e5221477534c2a2f0a9c23630 (patch) | |
| tree | 88b01c82746a9886e2fd9563ee7dfb225cdef467 /src/backend/access/gist/gistbuildbuffers.c | |
| parent | 66fe509be0166058f53bf857b21eae125de30fc5 (diff) | |
| download | postgresql-244b4a37eb8e253e5221477534c2a2f0a9c23630.tar.gz postgresql-244b4a37eb8e253e5221477534c2a2f0a9c23630.zip | |
Allow rel_is_distinct_for() to look through RelabelType below OpExpr.
This lets it do the right thing for, eg, varchar columns.
Back-patch to 9.5 where this logic appeared.
David Rowley, per report from Kim Rose Carlsen
Discussion: https://postgr.es/m/VI1PR05MB17091F9A9876528055D6A827C76D0@VI1PR05MB1709.eurprd05.prod.outlook.com
Diffstat (limited to 'src/backend/access/gist/gistbuildbuffers.c')
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