diff options
| author | Bruce Momjian | 2013-07-03 18:25:06 +0000 |
|---|---|---|
| committer | Bruce Momjian | 2013-07-03 18:25:06 +0000 |
| commit | d3cc1b2ff087cd68f281dad33743640dffbe01d1 (patch) | |
| tree | 9f711804d5bb5110a190113aa15b745d1517985f /doc/src | |
| parent | 654b702a1c01fa047a363a887f957886503ea67c (diff) | |
pg_buffercache: document column meanings
Improve documentation for usagecount and relforknumber.
Backpatch to 9.3
Suggestion from Satoshi Nagayasu
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/pgbuffercache.sgml | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/doc/src/sgml/pgbuffercache.sgml b/doc/src/sgml/pgbuffercache.sgml index 1d7d95f9d7d..685351f11eb 100644 --- a/doc/src/sgml/pgbuffercache.sgml +++ b/doc/src/sgml/pgbuffercache.sgml @@ -84,7 +84,8 @@ <entry><structfield>relforknumber</structfield></entry> <entry><type>smallint</type></entry> <entry></entry> - <entry>Fork number within the relation</entry> + <entry>Fork number within the relation; see + <filename>include/storage/relfilenode.h</></entry> </row> <row> @@ -98,7 +99,7 @@ <entry><structfield>usagecount</structfield></entry> <entry><type>smallint</type></entry> <entry></entry> - <entry>Page LRU count</entry> + <entry>Clock-sweep access count</entry> </row> </tbody> |