国产成人毛片视频|星空传媒久草视频|欧美激情草久视频|久久久久女女|久操超碰在线播放|亚洲强奸一区二区|五月天丁香社区在线|色婷婷成人丁香网|午夜欧美6666|纯肉无码91视频

oracle會話數(shù)和連接數(shù)區(qū)別 如何查看oracle數(shù)據(jù)庫連接數(shù)?

如何查看oracle數(shù)據(jù)庫連接數(shù)?SQL> select count(*) from v$session #當前的連接數(shù)SQL> Select count(*) from v$session

如何查看oracle數(shù)據(jù)庫連接數(shù)?

SQL> select count(*) from v$session #當前的連接數(shù)

SQL> Select count(*) from v$session where status="ACTIVE" #并發(fā)連接數(shù)

SQL> select value from v$parameter where name = "processes" --數(shù)據(jù)庫允許的最大連接數(shù)

SQL> show parameter processes #最大連接

SQL> select username,count(username) from v$session where username is not null group by username #查看不同用戶的連接數(shù)

希望能幫到你