Skip Headers

Oracle9i Database Reference
Release 2 (9.2)

Part Number A96536-01
Go To Documentation Library
Home
Go To Product List
Book List
Go To Table Of Contents
Contents
Go To Index
Index

Master Index

Feedback

Go to previous page Go to beginning of chapter Go to next page

Dynamic Performance (V$) Views, 53 of 237


V$ENQUEUE_LOCK

This view displays all locks owned by enqueue state objects. The columns in this view are identical to the columns in V$LOCK.

See Also:

"V$LOCK"

Column Datatype Description

ADDR

RAW(4)

Address of lock state object

KADDR

RAW(4)

Address of lock

SID

NUMBER

Identifier for session holding or acquiring the lock

TYPE

VARCHAR2(2)

Type of lock. Lists user and system types that can have locks.

ID1

NUMBER

Lock identifier #1 (depends on type)

ID2

NUMBER

Lock identifier #2 (depends on type)

LMODE

NUMBER

Lock mode in which the session holds the lock:

  • 0 - none
  • 1 - null (NULL)
  • 2 - row-S (SS)
  • 3 - row-X (SX)
  • 4 - share (S)
  • 5 - S/Row-X (SSX)
  • 6 - exclusive (X)

REQUEST

NUMBER

Lock mode in which the process requests the lock:

  • 0 - none
  • 1 - null (NULL)
  • 2 - row-S (SS)
  • 3 - row-X (SX)
  • 4 - share (S)
  • 5 - S/Row-X (SSX)
  • 6 - exclusive (X)

CTIME

NUMBER

Time since current mode was granted

BLOCK

NUMBER

The lock is blocking another lock


Go to previous page Go to beginning of chapter Go to next page
Oracle
Copyright © 1996, 2002 Oracle Corporation.

All Rights Reserved.
Go To Documentation Library
Home
Go To Product List
Book List
Go To Table Of Contents
Contents
Go To Index
Index

Master Index

Feedback