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| author | Michael Paquier <michael@paquier.xyz> | 2019-07-05 12:21:11 +0900 |
|---|---|---|
| committer | Michael Paquier <michael@paquier.xyz> | 2019-07-05 12:21:11 +0900 |
| commit | 313f87a17155a6dbd27a3ce687cf59bd171fe75e (patch) | |
| tree | 1130b22d811c49539eeb09ba8704c678f1a99938 /doc/src | |
| parent | 8a810a177c80909b71e9fb3760a1d56ed988638a (diff) | |
| download | postgresql-313f87a17155a6dbd27a3ce687cf59bd171fe75e.tar.gz postgresql-313f87a17155a6dbd27a3ce687cf59bd171fe75e.zip | |
Add min() and max() aggregates for pg_lsn
This is useful for monitoring, when it comes for example to calculations
of WAL retention with replication slots and delays with a set of
standbys.
Bump catalog version.
Author: FabrÃzio de Royes Mello
Reviewed-by: Surafel Temesgen
Discussion: https://postgr.es/m/CAFcNs+oc8ZoHhowA4rR1GGCgG8QNgK_TOwPRVYQo5rYy8_PXzA@mail.gmail.com
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/func.sgml | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index 3a8581d2050..b7f746ba3bc 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -14804,7 +14804,7 @@ NULL baz</literallayout>(3 rows)</entry> </indexterm> <function>max(<replaceable class="parameter">expression</replaceable>)</function> </entry> - <entry>any numeric, string, date/time, network, or enum type, + <entry>any numeric, string, date/time, network, pg_lsn, or enum type, or arrays of these types</entry> <entry>same as argument type</entry> <entry>Yes</entry> @@ -14822,7 +14822,7 @@ NULL baz</literallayout>(3 rows)</entry> </indexterm> <function>min(<replaceable class="parameter">expression</replaceable>)</function> </entry> - <entry>any numeric, string, date/time, network, or enum type, + <entry>any numeric, string, date/time, network, pg_lsn, or enum type, or arrays of these types</entry> <entry>same as argument type</entry> <entry>Yes</entry> |