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author | Tom Lane <tgl@sss.pgh.pa.us> | 2011-03-23 16:57:41 -0400 |
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committer | Tom Lane <tgl@sss.pgh.pa.us> | 2011-03-23 16:57:41 -0400 |
commit | 63fe94d1652a376bdd698d7ad68477e66640e246 (patch) | |
tree | 2bc137bbb9fe4c1398c41b3de41888067e37f390 /src/backend/access/gist | |
parent | 24cdee8606086699a634f424333b894509c5cbd0 (diff) | |
download | postgresql-63fe94d1652a376bdd698d7ad68477e66640e246.tar.gz postgresql-63fe94d1652a376bdd698d7ad68477e66640e246.zip |
Improve user-defined-aggregates documentation.
On closer inspection, that two-element initcond value seems to have been
a little white lie to avoid explaining the full behavior of float8_accum.
But if people are going to expect the examples to be exactly correct,
I suppose we'd better explain. Per comment from Thom Brown.
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