Thanks to visit codestin.com
Credit goes to github.com

Skip to content

Commit e3b607c

Browse files
robertmhaasrobertmhaas
committed
Update pageinspect extension for parallel query.
All functions provided by this extension are PARALLEL SAFE. Andreas Karlsson
1 parent 749a787 commit e3b607c

File tree

4 files changed

+49
-24
lines changed

4 files changed

+49
-24
lines changed

‎contrib/pageinspect/Makefile

Lines changed: 4 additions & 3 deletions
Original file line numberDiff line numberDiff line change
@@ -5,9 +5,10 @@ OBJS = rawpage.o heapfuncs.o btreefuncs.o fsmfuncs.o \
55
brinfuncs.o ginfuncs.o $(WIN32RES)
66

77
EXTENSION = pageinspect
8-
DATA = pageinspect--1.4.sql pageinspect--1.3--1.4.sql \
9-
pageinspect--1.2--1.3.sql pageinspect--1.1--1.2.sql \
10-
pageinspect--1.0--1.1.sql pageinspect--unpackaged--1.0.sql
8+
DATA = pageinspect--1.5.sql pageinspect--1.4--1.5.sql \
9+
pageinspect--1.3--1.4.sql pageinspect--1.2--1.3.sql \
10+
pageinspect--1.1--1.2.sql pageinspect--1.0--1.1.sql \
11+
pageinspect--unpackaged--1.0.sql
1112
PGFILEDESC = "pageinspect - functions to inspect contents of database pages"
1213

1314
ifdef USE_PGXS

‎contrib/pageinspect/pageinspect--1.4--1.5.sql

Lines changed: 24 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,24 @@
1+
/* contrib/pageinspect/pageinspect--1.4--1.5.sql */
2+
3+
-- complain if script is sourced in psql, rather than via ALTER EXTENSION
4+
\echo Use "ALTER EXTENSION pageinspect UPDATE TO '1.5'" to load this file. \quit
5+
6+
ALTER FUNCTION get_raw_page(text, int4) PARALLEL SAFE;
7+
ALTER FUNCTION get_raw_page(text, text, int4) PARALLEL SAFE;
8+
ALTER FUNCTION page_header(bytea) PARALLEL SAFE;
9+
ALTER FUNCTION heap_page_items(bytea) PARALLEL SAFE;
10+
ALTER FUNCTION tuple_data_split(oid, bytea, integer, integer, text) PARALLEL SAFE;
11+
ALTER FUNCTION tuple_data_split(oid, bytea, integer, integer, text, bool) PARALLEL SAFE;
12+
ALTER FUNCTION heap_page_item_attrs(bytea, regclass, bool) PARALLEL SAFE;
13+
ALTER FUNCTION heap_page_item_attrs(bytea, regclass) PARALLEL SAFE;
14+
ALTER FUNCTION bt_metap(text) PARALLEL SAFE;
15+
ALTER FUNCTION bt_page_stats(text, int4) PARALLEL SAFE;
16+
ALTER FUNCTION bt_page_items(text, int4) PARALLEL SAFE;
17+
ALTER FUNCTION brin_page_type(bytea) PARALLEL SAFE;
18+
ALTER FUNCTION brin_metapage_info(bytea) PARALLEL SAFE;
19+
ALTER FUNCTION brin_revmap_data(bytea) PARALLEL SAFE;
20+
ALTER FUNCTION brin_page_items(bytea, regclass) PARALLEL SAFE;
21+
ALTER FUNCTION fsm_page_contents(bytea) PARALLEL SAFE;
22+
ALTER FUNCTION gin_metapage_info(bytea) PARALLEL SAFE;
23+
ALTER FUNCTION gin_page_opaque_info(bytea) PARALLEL SAFE;
24+
ALTER FUNCTION gin_leafpage_items(bytea) PARALLEL SAFE;

‎contrib/pageinspect/pageinspect--1.4.sql renamed to ‎contrib/pageinspect/pageinspect--1.5.sql

Lines changed: 20 additions & 20 deletions
Original file line numberDiff line numberDiff line change
@@ -1,4 +1,4 @@
1-
/* contrib/pageinspect/pageinspect--1.4.sql */
1+
/* contrib/pageinspect/pageinspect--1.5.sql */
22

33
-- complain if script is sourced in psql, rather than via CREATE EXTENSION
44
\echo Use "CREATE EXTENSION pageinspect" to load this file. \quit
@@ -9,12 +9,12 @@
99
CREATE FUNCTION get_raw_page(text, int4)
1010
RETURNS bytea
1111
AS 'MODULE_PATHNAME', 'get_raw_page'
12-
LANGUAGE C STRICT;
12+
LANGUAGE C STRICT PARALLEL SAFE;
1313

1414
CREATE FUNCTION get_raw_page(text, text, int4)
1515
RETURNS bytea
1616
AS 'MODULE_PATHNAME', 'get_raw_page_fork'
17-
LANGUAGE C STRICT;
17+
LANGUAGE C STRICT PARALLEL SAFE;
1818

1919
--
2020
-- page_header()
@@ -30,7 +30,7 @@ CREATE FUNCTION page_header(IN page bytea,
3030
OUT version smallint,
3131
OUT prune_xid xid)
3232
AS 'MODULE_PATHNAME', 'page_header'
33-
LANGUAGE C STRICT;
33+
LANGUAGE C STRICT PARALLEL SAFE;
3434

3535
--
3636
-- heap_page_items()
@@ -52,7 +52,7 @@ CREATE FUNCTION heap_page_items(IN page bytea,
5252
OUT t_data bytea)
5353
RETURNS SETOF record
5454
AS 'MODULE_PATHNAME', 'heap_page_items'
55-
LANGUAGE C STRICT;
55+
LANGUAGE C STRICT PARALLEL SAFE;
5656

5757
--
5858
-- tuple_data_split()
@@ -64,7 +64,7 @@ CREATE FUNCTION tuple_data_split(rel_oid oid,
6464
t_bits text)
6565
RETURNS bytea[]
6666
AS 'MODULE_PATHNAME','tuple_data_split'
67-
LANGUAGE C;
67+
LANGUAGE C PARALLEL SAFE;
6868

6969
CREATE FUNCTION tuple_data_split(rel_oid oid,
7070
t_data bytea,
@@ -74,7 +74,7 @@ CREATE FUNCTION tuple_data_split(rel_oid oid,
7474
do_detoast bool)
7575
RETURNS bytea[]
7676
AS 'MODULE_PATHNAME','tuple_data_split'
77-
LANGUAGE C;
77+
LANGUAGE C PARALLEL SAFE;
7878

7979
--
8080
-- heap_page_item_attrs()
@@ -121,7 +121,7 @@ SELECT lp,
121121
do_detoast)
122122
AS t_attrs
123123
FROM heap_page_items(page);
124-
$$ LANGUAGE SQL;
124+
$$ LANGUAGE SQL PARALLEL SAFE;
125125

126126
CREATE FUNCTION heap_page_item_attrs(IN page bytea, IN rel_oid regclass,
127127
OUT lp smallint,
@@ -141,7 +141,7 @@ CREATE FUNCTION heap_page_item_attrs(IN page bytea, IN rel_oid regclass,
141141
)
142142
RETURNS SETOF record AS $$
143143
SELECT * from heap_page_item_attrs(page, rel_oid, false);
144-
$$ LANGUAGE SQL;
144+
$$ LANGUAGE SQL PARALLEL SAFE;
145145

146146
--
147147
-- bt_metap()
@@ -154,7 +154,7 @@ CREATE FUNCTION bt_metap(IN relname text,
154154
OUT fastroot int4,
155155
OUT fastlevel int4)
156156
AS 'MODULE_PATHNAME', 'bt_metap'
157-
LANGUAGE C STRICT;
157+
LANGUAGE C STRICT PARALLEL SAFE;
158158

159159
--
160160
-- bt_page_stats()
@@ -172,7 +172,7 @@ CREATE FUNCTION bt_page_stats(IN relname text, IN blkno int4,
172172
OUT btpo int4,
173173
OUT btpo_flags int4)
174174
AS 'MODULE_PATHNAME', 'bt_page_stats'
175-
LANGUAGE C STRICT;
175+
LANGUAGE C STRICT PARALLEL SAFE;
176176

177177
--
178178
-- bt_page_items()
@@ -186,23 +186,23 @@ CREATE FUNCTION bt_page_items(IN relname text, IN blkno int4,
186186
OUT data text)
187187
RETURNS SETOF record
188188
AS 'MODULE_PATHNAME', 'bt_page_items'
189-
LANGUAGE C STRICT;
189+
LANGUAGE C STRICT PARALLEL SAFE;
190190

191191
--
192192
-- brin_page_type()
193193
--
194194
CREATE FUNCTION brin_page_type(IN page bytea)
195195
RETURNS text
196196
AS 'MODULE_PATHNAME', 'brin_page_type'
197-
LANGUAGE C STRICT;
197+
LANGUAGE C STRICT PARALLEL SAFE;
198198

199199
--
200200
-- brin_metapage_info()
201201
--
202202
CREATE FUNCTION brin_metapage_info(IN page bytea, OUT magic text,
203203
OUT version integer, OUT pagesperrange integer, OUT lastrevmappage bigint)
204204
AS 'MODULE_PATHNAME', 'brin_metapage_info'
205-
LANGUAGE C STRICT;
205+
LANGUAGE C STRICT PARALLEL SAFE;
206206

207207
--
208208
-- brin_revmap_data()
@@ -211,7 +211,7 @@ CREATE FUNCTION brin_revmap_data(IN page bytea,
211211
OUT pages tid)
212212
RETURNS SETOF tid
213213
AS 'MODULE_PATHNAME', 'brin_revmap_data'
214-
LANGUAGE C STRICT;
214+
LANGUAGE C STRICT PARALLEL SAFE;
215215

216216
--
217217
-- brin_page_items()
@@ -226,15 +226,15 @@ CREATE FUNCTION brin_page_items(IN page bytea, IN index_oid regclass,
226226
OUT value text)
227227
RETURNS SETOF record
228228
AS 'MODULE_PATHNAME', 'brin_page_items'
229-
LANGUAGE C STRICT;
229+
LANGUAGE C STRICT PARALLEL SAFE;
230230

231231
--
232232
-- fsm_page_contents()
233233
--
234234
CREATE FUNCTION fsm_page_contents(IN page bytea)
235235
RETURNS text
236236
AS 'MODULE_PATHNAME', 'fsm_page_contents'
237-
LANGUAGE C STRICT;
237+
LANGUAGE C STRICT PARALLEL SAFE;
238238

239239
--
240240
-- GIN functions
@@ -255,7 +255,7 @@ CREATE FUNCTION gin_metapage_info(IN page bytea,
255255
OUT n_entries bigint,
256256
OUT version int4)
257257
AS 'MODULE_PATHNAME', 'gin_metapage_info'
258-
LANGUAGE C STRICT;
258+
LANGUAGE C STRICT PARALLEL SAFE;
259259

260260
--
261261
-- gin_page_opaque_info()
@@ -265,7 +265,7 @@ CREATE FUNCTION gin_page_opaque_info(IN page bytea,
265265
OUT maxoff int4,
266266
OUT flags text[])
267267
AS 'MODULE_PATHNAME', 'gin_page_opaque_info'
268-
LANGUAGE C STRICT;
268+
LANGUAGE C STRICT PARALLEL SAFE;
269269

270270
--
271271
-- gin_leafpage_items()
@@ -276,4 +276,4 @@ CREATE FUNCTION gin_leafpage_items(IN page bytea,
276276
OUT tids tid[])
277277
RETURNS SETOF record
278278
AS 'MODULE_PATHNAME', 'gin_leafpage_items'
279-
LANGUAGE C STRICT;
279+
LANGUAGE C STRICT PARALLEL SAFE;

‎contrib/pageinspect/pageinspect.control

Lines changed: 1 addition & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -1,5 +1,5 @@
11
# pageinspect extension
22
comment = 'inspect the contents of database pages at a low level'
3-
default_version = '1.4'
3+
default_version = '1.5'
44
module_pathname = '$libdir/pageinspect'
55
relocatable = true

0 commit comments

Comments
 (0)