How do I add a file to a filegroup?
In the Database files grid, enter a logical name for the file. The file name must be unique within the database. Select the file type, data or log. For a data file, select the filegroup in which the file should be included from the list, or select to create a new filegroup.
What is primary data file?
The Primary Data File is the data file that is the initial data file holding data in SQL Server and points to other files within your database. Primary Data Files have a . mdf extension on them. Secondary Data Files are data files that hold all data that do not belong in the Primary Data File.
Why do I have a copy of a table in a different filegroup?
Reasons for having a copy of a table in a different filegroup could be for archiving historical data, using a copy of the table for reporting or for testing purposes. In this tip we will look at both scenarios and how it can be done using T-SQL.
How to move a table to a secondary filegroup?
Move the tables to the secondary filegroup by moving the clustered index without the primary key. A secondary filegroup can be created using T-SQL OR using the Add file up wizard from SQL Server Management Studio. To add a filegroup using SSMS, open SSMS and select a database where a file group needs to be created.
When do you create a secondary filegroup in SQL Server?
While SQL Server is being installed, it creates the Primary filegroup that has a primary data file. Secondary filegroups are user-defined. They have secondary data files. When we create a new database, we can create secondary datafiles and filegroups. Adding secondary data files helps to improve the performance.
How are data files grouped in SQL Server?
Transaction Log File s: The T-Logs files log all the transaction performed to recover the database. The Log file extension in .ldf. As I mentioned above, data files can be grouped in a filegroup. While SQL Server is being installed, it creates the Primary filegroup that has a primary data file. Secondary filegroups are user-defined.