Oracle ora-00054 causes

-- ORA-00054 origin (resource busy and acquire with nowait)
SELECT l.SESSION_ID || ',' || v.SERIAL#     AS sid_serial,
       l.ORACLE_USERNAME                    AS ora_user,
       o.OBJECT_NAME,
       o.OBJECT_TYPE,
       DECODE(l.LOCKED_MODE,
              0, 'None',
              1, 'Null',
              2, 'Row-S (SS)',
              3, 'Row-X (SX)',
              4, 'Share',
              5, 'S/Row-X (SSX)',
              6, 'Exclusive',
              TO_CHAR(l.LOCKED_MODE)
           )                                AS lock_mode,
       o.STATUS,
       to_char(o.LAST_DDL_TIME, 'dd.mm.yy') AS last_ddl
FROM DBA_OBJECTS o, GV$LOCKED_OBJECT l, V$SESSION v
WHERE o.OBJECT_ID = l.OBJECT_ID
  AND l.SESSION_ID = v.SID
ORDER BY 2, 3;

Source: community.oracle.com

Similar codes

10 votes137 views1 answer
Oracle view dependencies
SQL
9 votes143 views4 answers
How to create new user and database postgresql in ubuntu
SQL
1 vote156 views1 answer
Mysql strict_trans_tables
SQL
10 votes148 views2 answers
SQL rounding numbers
SQL
1 vote134 views1 answer
Mysql check string don't have number
SQL
0 vote237 views3 answers
Insert or ignore postgres
SQL
0 vote183 views1 answer
Mysql could not fetch tables
SQL
4 votes140 views1 answer
Mysql set max connections
SQL
10 votes154 views2 answers
What is database
SQL
0 vote147 views1 answer
Mysql select row with min date
SQL