this is a extra element for clear the floated element
查询session被锁的sql
  • 12/31
  • 2008
性能调优 | Oracle 2300 次查看
  可用下面语句试试:

  select

  sys.v_$session.osuser,sys.v_$session.machine,v$lock.sid,

  sys.v_$session.serial#,

  decode(v$lock.type,

  'MR', 'Media Recovery',

  'RT','Redo Thread',

  'UN','User Name',

  'TX', 'Transaction',

  'TM', 'DML',

  'UL', 'PL/SQL User Lock',

  'DX', 'Distributed Xaction',

  'CF', 'Control File',

  'IS', 'Instance State',

  'FS', 'File Set',

  'IR', 'Instance Recovery',

  'ST', 'Disk Space Transaction',

  'TS', 'Temp Segment',

  'IV', 'Library Cache Invalida-tion',

  'LS', 'Log Start or Switch',

  'RW', 'Row Wait',

  'SQ', 'Sequence Number',

  'TE', 'Extend Table',

  'TT', 'Temp Table',

  'Unknown') LockType,

  rtrim(object_type) || ' ' || rtrim(owner) || '.' || object_name object_name,

  decode(lmode,

  0, 'None',

  1, 'Null',

  2, 'Row-S',

  3, 'Row-X',

  4, 'Share',

  5, 'S/Row-X',

  6, 'Exclusive', 'Unknown') LockMode,

  decode(request, 0, 'None',

  1, 'Null',

  2, 'Row-S',

  3, 'Row-X',

  4, 'Share',

  5, 'S/Row-X',

  6, 'Exclusive', 'Unknown') RequestMode,

  ctime, block b

  from v$lock, all_objects, sys.v_$session

  where v$Lock.sid > 6

  and sys.v_$session.sid = v$lock.sid

  and v$lock.id1 = all_objects.object_id;

  
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