DBCC PROCCACHE (Transact-SQL)

Displays information in a table format about the procedure cache.

Transact-SQL Syntax Conventions

Syntax

DBCC PROCCACHE [ WITH NO_INFOMSGS ]

Arguments

• WITH
  Allows for options to be specified.

• NO_INFOMSGS
  Suppresses all informational messages that have severity levels 0 through 10.

Remarks

The procedure cache is used to cache the compiled and executable plans to speed up the execution of batches. The entries in a procedure cache are at a batch level. The procedure cache includes the following entries:

• Compiled plans

• Execution plans

• Algebrizer tree

• Extended procedures

The SQL Server Performance Monitor uses DBCC PROCCACHE to obtain information about the procedure cache.

Result Sets

The following table describes the columns of the result set.

Column name	Description
num proc buffs	Total number of pages used by all entries in the procedure cache.
num proc buffs used	Total number of pages used by all entries that are currently being used.
num proc buffs active	For backward compatibility only. Total number of pages used by all entries that are currently being used.
proc cache size	Total number of entries in the procedure cache.
proc cache used	Total number of entries that are currently being used.
proc cache active	For backward compatibility only. Total number of entries that are currently being used.

Permissions

Requires membership in the sysadmin fixed server role or the db_owner fixed database role.

See Also

Reference

DBCC (Transact-SQL)

Concepts

Memory Architecture