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

The example used in the documentation is outdated as well.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

diff --git a/doc/src/sgml/pgrowlocks.sgml b/doc/src/sgml/pgrowlocks.sgml
index 39de41a03cf43327d54659cbf7e97225069fdc9b..60e13393ea6208f20b5285f58c8fc342ad642042 100644 (file)
--- a/doc/src/sgml/pgrowlocks.sgml
+++ b/doc/src/sgml/pgrowlocks.sgml
@@ -70,7 +70,7 @@ 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>, <literal>Share</literal>,
@@ -127,14 +127,14 @@ 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>