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| author | Robert Haas <rhaas@postgresql.org> | 2011-01-21 12:57:49 -0500 |
|---|---|---|
| committer | Robert Haas <rhaas@postgresql.org> | 2011-01-21 12:59:15 -0500 |
| commit | d3b372e92d4efdd6f63da35996f04ff009c932b5 (patch) | |
| tree | d93ff2d5b42a3d334d62a171ce724450b42e4d71 | |
| parent | 5925aa09a9110fe0d12393c758812e7149546443 (diff) | |
| download | postgresql-d3b372e92d4efdd6f63da35996f04ff009c932b5.tar.gz postgresql-d3b372e92d4efdd6f63da35996f04ff009c932b5.zip | |
Emphasize where OVER needs to be when using a window function.
Jeff Turner
| -rw-r--r-- | doc/src/sgml/advanced.sgml | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/doc/src/sgml/advanced.sgml b/doc/src/sgml/advanced.sgml index 784b40a3621..9cb717313a8 100644 --- a/doc/src/sgml/advanced.sgml +++ b/doc/src/sgml/advanced.sgml @@ -371,7 +371,7 @@ SELECT depname, empno, salary, avg(salary) OVER (PARTITION BY depname) FROM emps <para> A window function call always contains an <literal>OVER</> clause - following the window function's name and argument(s). This is what + directly following the window function's name and argument(s). This is what syntactically distinguishes it from a regular function or aggregate function. The <literal>OVER</> clause determines exactly how the rows of the query are split up for processing by the window function. |