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Fix documentation of pgrowlocks using "lock_type" instead of "modes"

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The example used in the documentation is outdated as well.  This is an
oversight from 0ac5ad5, which bumped up pgrowlocks but forgot some bits
of the documentation.

Reported-by: Chris Wilson
Discussion: https://postgr.es/m/153838692816.2950.12001142346234155699@wrigleys.postgresql.org
Backpatch-through: 9.3
This commit is contained in:
Michael Paquier 2018-10-02 16:36:39 +09:00
parent 0031e9d6ab
commit fa7039dd00
1 changed files with 9 additions and 9 deletions
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18
doc/src/sgml/pgrowlocks.sgml
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@ -63,7 +63,7 @@ pgrowlocks(text) returns setof record
<entry>Transaction IDs of lockers (more than one if multitransaction)</entry>
</row>
<row>
<entry><structfield>lock_type</structfield></entry>
<entry><structfield>modes</structfield></entry>
<entry><type>text[]</type></entry>
<entry>Lock mode of lockers (more than one if multitransaction),
an array of <literal>Key Share</>, <literal>Share</>,
@ -120,14 +120,14 @@ SELECT * FROM accounts AS a, pgrowlocks('accounts') AS p
<sect2>
<title>Sample Output</title>
<screen>
test=# SELECT * FROM pgrowlocks('t1');
locked_row | lock_type | locker | multi | xids | pids
------------+-----------+--------+-------+-----------+---------------
(0,1) | Shared | 19 | t | {804,805} | {29066,29068}
(0,2) | Shared | 19 | t | {804,805} | {29066,29068}
(0,3) | Exclusive | 804 | f | {804} | {29066}
(0,4) | Exclusive | 804 | f | {804} | {29066}
<screen>
=# SELECT * FROM pgrowlocks('t1');
locked_row | locker | multi | xids | modes | pids
------------+--------+-------+-------+----------------+--------
(0,1) | 609 | f | {609} | {"For Share"} | {3161}
(0,2) | 609 | f | {609} | {"For Share"} | {3161}
(0,3) | 607 | f | {607} | {"For Update"} | {3107}
(0,4) | 607 | f | {607} | {"For Update"} | {3107}
(4 rows)
</screen>
</sect2>