建立一个新连接
最近更新时间: 2025-02-18 16:02:00
- 连接到另外一个库（也可以是当前库）。
postgres=# select pg_backend_pid();
pg_backend_pid
----------------
2408
(1 row)
postgres=# \c
You are now connected to database"postgres" as user "tbase".
postgres=# select pg_backend_pid();
pg_backend_pid
----------------
2426
(1 row)
postgres=# \c template1
You are now connected to database"template1" as user "tbase".
template1=#- 连接到外一台服务。
postgres=# \c postgres tbase 172.16.0.4715432
You are now connected to database"postgres" as user "tbase" on host "172.16.0.47"at port "15432".