PostgreSQL View current log
PostgreSQL View current log
[postgres@zwc pg_xlog]$ psql -h 192.168.1.13 -p 1521 -U zwc -d testdb
Password for user zwc:
psql (9.2.4)
Type "help" for help.
testdb=> select pg_current_xlog_location();
pg_current_xlog_location
--------------------------
0/8000000
(1 row)
testdb=> select pg_xlogfile_name(pg_current_xlog_location());
pg_xlogfile_name
--------------------------
000000010000000000000001
(1 row)
testdb=>
testdb=>
testdb=> \dt
List of relations
Schema | Name | Type | Owner
--------+-----------+-------+-------
public | orderinfo | table | zwc
(1 row)
testdb=> create table t01(id integer,name varchar(30));
CREATE TABLE
testdb=> \dt
List of relations
Schema | Name | Type | Owner
--------+-----------+-------+-------
public | orderinfo | table | zwc
public | t01 | table | zwc
(2 rows)
testdb=> insert into t01 values(1,'aaa');
INSERT 0 1
[postgres@zwc pg_xlog]$ psql
psql (9.2.4)
Type "help" for help.
postgres=# select pg_switch_xlog();
pg_switch_xlog
----------------
0/80151D0
(1 row)
postgres=# select pg_xlogfile_name(pg_current_xlog_location());
pg_xlogfile_name
--------------------------
000000010000000000000002
(1 row)
postgres=# \! ls -l
total 131312
-rw------- 1 postgres postgres 67108864 Sep 2 14:28 000000010000000000000001
-rw------- 1 postgres postgres 67108864 Sep 2 14:30 000000010000000000000002
drwx------ 2 postgres postgres 4096 Aug 28 12:56 archive_status
-rw-rw-r-- 1 postgres postgres 96147 Sep 2 14:30 gmon.out
postgres=#
