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Oracle® Database Reference
10g Release 2 (10.2)
Part Number B14237-04
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DBA_DDL_LOCKS

DBA_DDL_LOCKS lists all DDL locks held in the database and all outstanding requests for a DDL lock.

Column Datatype NULL Description
SESSION_ID NUMBER   Session identifier
OWNER VARCHAR2(30)   Owner of the lock
NAME VARCHAR2(30)   Name of the lock
TYPE VARCHAR2(40)   Lock type:

  • Cursor

  • Table/Procedure/Type

  • Body

  • Trigger

  • Index

  • Cluster

  • Java Source

  • Java Resource

  • Java Data
MODE_HELD VARCHAR2(9)   Lock mode:

  • None

  • Null

  • Share

  • Exclusive
MODE_REQUESTED VARCHAR2(9)   Lock request type:

  • None

  • Null

  • Share

  • Exclusive

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