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The functions bt_metap, bt_page_stats and bt_page_items had moved

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from contrib/pgstattuple to pageinspect. We've already fixed English
documentation, but Japanese version does not catch up.

ITAGAKI Takahiro
This commit is contained in:
Magnus Hagander 2007-06-07 09:56:25 +00:00
parent 2d4db3675f
commit b13cc9579c
1 changed files with 1 additions and 48 deletions
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49
contrib/pgstattuple/README.pgstattuple.euc_jp
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@ -1,4 +1,4 @@
$PostgreSQL: pgsql/contrib/pgstattuple/README.pgstattuple.euc_jp,v 1.8 2006/09/04 03:49:05 momjian Exp $
$PostgreSQL: pgsql/contrib/pgstattuple/README.pgstattuple.euc_jp,v 1.9 2007/06/07 09:56:25 mha Exp $
pgstattuple README 2002/08/22 石井達夫
@ -63,53 +63,6 @@ pgstattuple README 2002/08/22
avg_leaf_density | 50.27
leaf_fragmentation | 0
bt_metap
--------
bt_metap() はbtreeインデックスのメタページに関する情報を返却します：
test=> SELECT * FROM bt_metap('pg_cast_oid_index');
-[ RECORD 1 ]-----
magic | 340322
version | 2
root | 1
level | 0
fastroot | 1
fastlevel | 0
bt_page_stats
-------------
bt_page_stats() は、btreeの単一のページに関する情報を表示します：
test=> SELECT * FROM bt_page_stats('pg_cast_oid_index', 1);
-[ RECORD 1 ]-+-----
blkno | 1
type | l
live_items | 256
dead_items | 0
avg_item_size | 12
page_size | 8192
free_size | 4056
btpo_prev | 0
btpo_next | 0
btpo | 0
btpo_flags | 3
bt_page_items
-------------
bt_page_items() は、各btreeページの個別のアイテムに関する情報を表示します：
test=> SELECT * FROM bt_page_items('pg_cast_oid_index', 1);
itemoffset | ctid | itemlen | nulls | vars | data
------------+---------+---------+-------+------+-------------
1 | (0,1) | 12 | f | f | 23 27 00 00
2 | (0,2) | 12 | f | f | 24 27 00 00
3 | (0,3) | 12 | f | f | 25 27 00 00
4 | (0,4) | 12 | f | f | 26 27 00 00
5 | (0,5) | 12 | f | f | 27 27 00 00
6 | (0,6) | 12 | f | f | 28 27 00 00
7 | (0,7) | 12 | f | f | 29 27 00 00
8 | (0,8) | 12 | f | f | 2a 27 00 00
2. pgstattupleのインストール