Updated on 2024-10-14 GMT+08:00

Updating Database Statistics

Scenarios

You can use a stored procedure to update statistics to improve query performance.

Prerequisites

An RDS Microsoft SQL Server DB instance has been connected. For details about how to connect to a DB instance, see Connecting to a DB Instance Through a Public Network.

Procedure

Run the following command to update statistics on all databases by default:

EXEC rdsadmin.dbo.rds_updatestats ;

Run the following command to update statistics on a specified database:

EXEC rdsadmin.dbo.rds_updatestats '@DBname' ;

The @DBname parameter indicates the name of the database whose statistics are to be updated.

Example:

EXEC rdsadmin.dbo.rds_updatestats 'MyTestDb' ;

After the database statistics are updated, the system displays the following information: