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Update pg_buffercache extension for parallel query.

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The pg_buffercache_pages function provided by this extension is
PARALLEL SAFE.

Andreas Karlsson
This commit is contained in:
Robert Haas 2016-06-09 17:18:12 -04:00
parent e3b607cd7a
commit 06d7fd6e29
4 changed files with 11 additions and 4 deletions
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3
contrib/pg_buffercache/Makefile
View File

@ -4,7 +4,8 @@ MODULE_big = pg_buffercache
OBJS = pg_buffercache_pages.o $(WIN32RES)
EXTENSION = pg_buffercache
DATA = pg_buffercache--1.1.sql pg_buffercache--1.0--1.1.sql pg_buffercache--unpackaged--1.0.sql
DATA = pg_buffercache--1.2.sql pg_buffercache--1.1--1.2.sql \
pg_buffercache--1.0--1.1.sql pg_buffercache--unpackaged--1.0.sql
PGFILEDESC = "pg_buffercache - monitoring of shared buffer cache in real-time"
ifdef USE_PGXS

6
contrib/pg_buffercache/pg_buffercache--1.1--1.2.sql Normal file
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@ -0,0 +1,6 @@
/* contrib/pg_buffercache/pg_buffercache--1.1--1.2.sql */
-- complain if script is sourced in psql, rather than via ALTER EXTENSION
\echo Use "ALTER EXTENSION pg_buffercache UPDATE TO '1.2'" to load this file. \quit
ALTER FUNCTION pg_buffercache_pages() PARALLEL SAFE;

4
contrib/pg_buffercache/pg_buffercache--1.1.sql → contrib/pg_buffercache/pg_buffercache--1.2.sql
View File

@ -1,4 +1,4 @@
/* contrib/pg_buffercache/pg_buffercache--1.1.sql */
/* contrib/pg_buffercache/pg_buffercache--1.2.sql */
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
\echo Use "CREATE EXTENSION pg_buffercache" to load this file. \quit
@ -7,7 +7,7 @@
CREATE FUNCTION pg_buffercache_pages()
RETURNS SETOF RECORD
AS 'MODULE_PATHNAME', 'pg_buffercache_pages'
LANGUAGE C;
LANGUAGE C PARALLEL SAFE;
-- Create a view for convenient access.
CREATE VIEW pg_buffercache AS

2
contrib/pg_buffercache/pg_buffercache.control
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@ -1,5 +1,5 @@
# pg_buffercache extension
comment = 'examine the shared buffer cache'
default_version = '1.1'
default_version = '1.2'
module_pathname = '$libdir/pg_buffercache'
relocatable = true