SELECT ( '节点 '
|| a.inst_id
|| ' session '
|| a.sid
|| ','
|| a_s.serial#
|| ' 阻塞了 节点 '
|| b.inst_id
|| ' session '
|| b.sid
|| ','
|| b_s.serial#)
blockinfo,
a.inst_id,
a_s.sid,
a_s.schemaname,
a_s.module,
a_s.status,
a.TYPE lock_type,
a.id1,
a.id2,
DECODE (a.lmode,
0, 'none',
1, NULL,
2, 'row-S (SS)',
3, 'row-X (SX)',
4, 'share (S)',
5, 'S/Row-X (SSX)',
6, 'exclusive (X)')
lock_mode,
'后为被阻塞信息' remark_flag,
b.inst_id blocked_inst_id,
b_s.sid blocked_sid,
b.TYPE blocked_lock_type,
DECODE (b.request,
0, 'none',
1, NULL,
2, 'row-S (SS)',
3, 'row-X (SX)',
4, 'share (S)',
5, 'S/Row-X (SSX)',
6, 'exclusive (X)')
blocked_lock_request,
b_s.schemaname blocked_schemaname,
b_s.module blocked_module,
b_s.status blocked_status,
b_s.sql_id blocked_sql_id,
obj.owner blocked_owner,
obj.object_name blocked_object_name,
obj.object_type blocked_object_type,
CASE
WHEN b_s.row_wait_obj# <> -1
THEN
DBMS_ROWID.rowid_create (1,
obj.data_object_id,
b_s.row_wait_file#,
b_s.row_wait_block#,
b_s.row_wait_row#)
ELSE
'-1'
END
blocked_rowid, --被阻塞数据的rowid
DECODE (obj.object_type,
'TABLE', 'select * from '
|| obj.owner
|| '.'
|| obj.object_name
|| ' where rowid='''
|| DBMS_ROWID.rowid_create (1,
obj.data_object_id,
b_s.row_wait_file#,
b_s.row_wait_block#,
b_s.row_wait_row#)
|| '''',
NULL)
blocked_data_querysql
FROM gv$lock a,
gv$lock b,
gv$session a_s,
gv$session b_s,
dba_objects obj
WHERE a.id1 = b.id1
AND a.id2 = b.id2
AND a.block > 0 --阻塞了其他人
AND b.request > 0
AND ( (a.inst_id = b.inst_id AND a.sid <> b.sid)
OR (a.inst_id <> b.inst_id))
AND a.sid = a_s.sid
AND a.inst_id = a_s.inst_id
AND b.sid = b_s.sid
AND b.inst_id = b_s.inst_id
AND b_s.row_wait_obj# = obj.object_id(+)
ORDER BY a.inst_id, a.sid;