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  • 查询数据库锁的SQL

    SELECT bs.username "Blocking User", bs.username "DB User",
    ws.username "Waiting User", bs.SID "SID", ws.SID "WSID",
    bs.serial# "Serial#", bs.sql_address "address",
    sq.sql_fulltext "sql",
    bs.sql_hash_value "Sql hash", bs.program "Blocking App",
    ws.program "Waiting App", bs.machine "Blocking Machine",
    ws.machine "Waiting Machine", bs.osuser "Blocking OS User",
    ws.osuser "Waiting OS User", bs.serial# "Serial#",
    ws.serial# "WSerial#",
    DECODE (wk.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 Invalidation',
    'LS', 'LOG START OR Switch',
    'RW', 'ROW Wait',
    'SQ', 'Sequence Number',
    'TE', 'Extend TABLE',
    'TT', 'Temp TABLE',
    wk.TYPE
    ) lock_type,
    DECODE (hk.lmode,
    0, 'None',
    1, 'NULL',
    2, 'ROW-S (SS)',
    3, 'ROW-X (SX)',
    4, 'SHARE',
    5, 'S/ROW-X (SSX)',
    6, 'EXCLUSIVE',
    TO_CHAR (hk.lmode)
    ) mode_held,
    DECODE (wk.request,
    0, 'None',
    1, 'NULL',
    2, 'ROW-S (SS)',
    3, 'ROW-X (SX)',
    4, 'SHARE',
    5, 'S/ROW-X (SSX)',
    6, 'EXCLUSIVE',
    TO_CHAR (wk.request)
    ) mode_requested,
    TO_CHAR (hk.id1) lock_id1, TO_CHAR (hk.id2) lock_id2,
    DECODE
    (hk.BLOCK,
    0, 'NOT Blocking', /**//* Not blocking any other processes */
    1, 'Blocking', /**//* This lock blocks other processes */
    2, 'Global', /**//* This lock is global, so we can't tell */
    TO_CHAR (hk.BLOCK)
    ) blocking_others
    FROM v$lock hk, v$session bs, v$lock wk, v$session ws,v$sql sq
    WHERE hk.BLOCK = 1
    AND hk.lmode != 0
    AND hk.lmode != 1
    AND wk.request != 0
    AND wk.TYPE(+) = hk.TYPE
    AND wk.id1(+) = hk.id1
    AND wk.id2(+) = hk.id2
    AND hk.SID = bs.SID(+)
    AND wk.SID = ws.SID(+)
    AND (bs.username IS NOT NULL)
    AND (bs.username <> 'SYSTEM')
    AND (bs.username <> 'SYS')
    and ws.SQL_ADDRESS=sq.address
    and ws.SQL_HASH_VALUE=sq.hash_value

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  • 原文地址:https://www.cnblogs.com/working/p/4431287.html
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