解决方法 dropdb: database removal failed: ERROR: database "TDADB" is being accessed by other users
backup/restore TDA database
~#pg_dump TDADB > backup.sql
~#dropdb TDADB
~#createdb TDADB
~#psql TDADB < backup.sql
但是在dropdb的时候一直报dropdb: database removal failed: ERROR: database "TDADB" is being accessed by other users，上网搜了下，
~ # psql -l
could not find a "psql" to execute
could not find a "psql" to execute
List of databases
Name | Owner | Encoding | Collate | Ctype | Access privileges
-----------+-------------+----------+---------+-------+-----------------------------
TDADB | root | UTF8 | en_US | en_US |
postgres | root | UTF8 | en_US | en_US |
template0 | root | UTF8 | en_US | en_US | =c/root +
| | | | | root=CTc/root
template1 | root | UTF8 | en_US | en_US | =c/root +
| | | | | root=CTc/root
usboxdb | usboxdbuser | UTF8 | en_US | en_US | =Tc/usboxdbuser +
| | | | | usboxdbuser=CTc/usboxdbuser
(5 rows)
/var/log # dropdb TDADB
could not find a "dropdb" to execute
dropdb: database removal failed: ERROR: database "TDADB" is being accessed by other users
DETAIL: There are 1 other session(s) using the database.
/var/log # psql -d TDADB
could not find a "psql" to execute
could not find a "psql" to execute
psql (9.1.9)
Type "help" for help.
TDADB=# SELECT * FROM pg_stat_activity;
datid | datname | procpid | usesysid | usename | application_name | client_addr | client_hostname | client_port | backend_start | xact_start | query_start | waiting | current_query
-------+---------+---------+----------+---------+------------------+-------------+-----------------+-------------+-------------------------------+-------------------------------+-------------------------------+---------+------------------------------------------
16384 | TDADB | 17996 | 10 | root | psql | | | -1 | 2013-04-25 11:55:54.100522+07 | 2013-04-25 11:55:54.1334+07 | 2013-04-25 11:55:54.1334+07 | f | select tb_geomap_malemail_logs_refresh()
16384 | TDADB | 23637 | 10 | root | psql | | | -1 | 2013-04-25 12:04:55.610448+07 | 2013-04-25 12:06:06.278803+07 | 2013-04-25 12:06:06.278803+07 | f | SELECT * FROM pg_stat_activity;
(2 rows)
TDADB=# \q
kill掉procpid对应的进程后再dropdb
/var/log # kill -9 17996
/var/log # kill -9 23637
/var/log # psql -l
List of databases
Name | Owner | Encoding | Collate | Ctype | Access privileges
-----------+-------------+----------+---------+-------+-----------------------------
postgres | root | UTF8 | en_US | en_US |
template0 | root | UTF8 | en_US | en_US | =c/root +
| | | | | root=CTc/root
template1 | root | UTF8 | en_US | en_US | =c/root +
| | | | | root=CTc/root
usboxdb | usboxdbuser | UTF8 | en_US | en_US | =Tc/usboxdbuser +
| | | &nb
补充：综合编程 , 其他综合 ,
