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| author | Tom Lane <tgl@sss.pgh.pa.us> | 2021-10-05 10:24:14 -0400 |
|---|---|---|
| committer | Tom Lane <tgl@sss.pgh.pa.us> | 2021-10-05 10:24:14 -0400 |
| commit | b6cf89b025f82a9ab5c2961f216ca6a2751ad793 (patch) | |
| tree | 688509f9d1f42e358020c02ee082c47583fd0376 /src/tutorial/syscat.source | |
| parent | 36b58ac6f6d0c4ce51ffb413ba376c2e8f95126f (diff) | |
Doc: improve description of UNION/INTERSECT/EXCEPT syntax.
queries.sgml failed to mention the rather important point that
INTERSECT binds more tightly than UNION or EXCEPT. I thought
it could also use more discussion of the role of parentheses
in these constructs.
Per gripe from Christopher Painter-Wakefield.
Discussion: https://postgr.es/m/163338891727.12510.3939775743980651160@wrigleys.postgresql.org
Diffstat (limited to 'src/tutorial/syscat.source')
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