Configuration Parameters

New and changed configuration parameters for 15.7 SP60.

New Configuration Parameters

abstract plan sharing
Default value 0 (off)
Range of values 0 (off), 1 (on)
Status Dynamic
Display level Comprehensive
Required role System Administrator
Configuration group SQL Server Administration

Enables abstract plan sharing between different users. Tables of a query using a shared abstract plan must be explicitly prefixed with the owner name or belong to the DBO user.

See Abstract Plan Sharing Between Different Users
enable large pool for load
Default value Dependent on enable functionality group.
Range of values 0 (off), 1 (on)
Status Dynamic
Display level Comprehensive
Required role System Administrator
Configuration group SQL Server Administration

Configure the use of large buffer pools during the recovery phase for load database and load transaction commands.

The enable large pool for load configuration parameter defaults to 0 if enable functionality group is set to 0, and to 1 if it is set to 1.

See Improvements to the Recovery Log Scan During load database and load tran
engine local cache percent
Default value 50
Range of values 0 - 100
Status Static
Display level Comprehensive
Required role System Administrator
Configuration group SQL Server Administration

Configure Engine Local Cache (ELC) size for procedure cache memory.

See Modify the ELC Size
recovery prefetch size
Default value 0 (use dynamic prefetch)
Range of values 0 - 20,000
Status Dynamic
Display level Comprehensive
Required role System Administrator
Configuration group SQL Server Administration

Sets the look-ahead size (in numbers of log records) to be used by the recovery prefetch scan. Set to 0 if the scan is to determine the look-ahead size dynamically, or to a value > 0 if the look-ahead size is to be set to a specific number of log records to look-ahead.

See Improvements in Prefetch Used by Recovery

Changed Configuration Parameters

The configuration parameter, enable plan sharing is no longer dependent on the enable functionality group parameter.

enable plan sharing
Default value 0 (off)
Range of values 0 (off), 1 (on)
Status Dynamic
Display level Comprehensive
Required role System Administrator
Configuration group Query Tuning