database/postgres
database/postgres
1
0
Fork 0
mirror of https://github.com/postgres/postgres.git synced 2025-04-29 13:56:47 +03:00
Code

Doc: Fix pageinspect bt_page_items() example.

Browse Source 
Oversight in commit 93ee38ea.
This commit is contained in:
Peter Geoghegan 2020-02-29 15:10:13 -08:00
parent 93ee38eade
commit dba9153339
1 changed files with 4 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
doc/src/sgml/pageinspect.sgml
View File

@ -357,8 +357,8 @@ btpo_flags | 3
<function>bt_page_items</function> returns detailed information about <function>bt_page_items</function> returns detailed information about
all of the items on a B-tree index page. For example: all of the items on a B-tree index page. For example:
<screen> <screen>
test=# SELECT itemoffset, ctid, itemlen, nulls, vars, data, dead, htid, tids[0:2] AS some_tids test=# SELECT itemoffset, ctid, itemlen, nulls, vars, data, dead, htid, tids[0:2] AS some_tids
FROM bt_page_items(get_raw_page('tenk2_hundred', 5)); FROM bt_page_items('tenk2_hundred', 5);
itemoffset | ctid | itemlen | nulls | vars | data | dead | htid | some_tids itemoffset | ctid | itemlen | nulls | vars | data | dead | htid | some_tids
------------+-----------+---------+-------+------+-------------------------+------+--------+--------------------- ------------+-----------+---------+-------+------+-------------------------+------+--------+---------------------
1 | (16,1) | 16 | f | f | 30 00 00 00 00 00 00 00 | | | 1 | (16,1) | 16 | f | f | 30 00 00 00 00 00 00 00 | | |
@ -445,8 +445,8 @@ btpo_flags | 3
with <function>get_raw_page</function> should be passed as argument. So with <function>get_raw_page</function> should be passed as argument. So
the last example could also be rewritten like this: the last example could also be rewritten like this:
<screen> <screen>
test=# SELECT itemoffset, ctid, itemlen, nulls, vars, data, dead, htid, tids[0:2] AS some_tids test=# SELECT itemoffset, ctid, itemlen, nulls, vars, data, dead, htid, tids[0:2] AS some_tids
FROM bt_page_items(get_raw_page('tenk2_hundred', 5)); FROM bt_page_items(get_raw_page('tenk2_hundred', 5));
itemoffset | ctid | itemlen | nulls | vars | data | dead | htid | some_tids itemoffset | ctid | itemlen | nulls | vars | data | dead | htid | some_tids
------------+-----------+---------+-------+------+-------------------------+------+--------+--------------------- ------------+-----------+---------+-------+------+-------------------------+------+--------+---------------------
1 | (16,1) | 16 | f | f | 30 00 00 00 00 00 00 00 | | | 1 | (16,1) | 16 | f | f | 30 00 00 00 00 00 00 00 | | |