Modify Statistics
You can modify existing statistics in SQL Server 2012 by using SQL Server Management Studio or Transact-SQL.
In This Topic
Before you begin:
Security
To modify statistics, using:
SQL Server Management Studio
Transact-SQL
Before You Begin
Security
Permissions
Requires that:
The user has ALTER permission on the table or view.
The user be the table or indexed view owner, or a member of one of the following roles: sysadmin fixed server role, db_owner fixed database role, or the db_ddladmin fixed database role.
Using SQL Server Management Studio
To modify statistics
In Object Explorer, click the plus sign to expand the database in which you want to modify a statistic.
Click the plus sign to expand the Tables folder.
Click the plus sign to expand the table in which you want to modify a statistic.
Click the plus sign to expand the Statistics folder.
Right-click the statistics object that you wish to modify and select Properties.
In the Statistics Properties - statistics_name dialog box, on the General page, click Add, Remove, Move Up, or Move Down, or any combination, to alter the properties of the statistics. Remember that a column’s location within the Statistics Columns grid can substantially impact the usefulness of the statistics.
Click OK.
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Using Transact-SQL
To modify statistics
This task cannot be performed using Transact-SQL statements. To modify statistics using Transact-SQL, you must first delete the existing statistic and then re-create it with new attributes.
For more information, see DROP STATISTICS (Transact-SQL) and CREATE STATISTICS (Transact-SQL).
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