Why is my MDF file so big?

Question

Because the MDF was allocated with 154Gb, or has grown to 154Gb through various operations. A database file has at least the size of the data in it, but it can be larger than the used amount by any amount. 16 авг. 2010 г.

How do I reduce the size of an MDF file?

How to Shrink .1Connect to the SQL Server Management Studio, Go to Databases.2Select the desired database that needs to be shrunk.3Right-click on the database, Select Tasks >> Shrink >> Files.4Make sure that you choose Data File type for shrinking MDF File.5The options of Shrink Option are as follows:Steps to Shrink MDF File in SQL Server

What is the default size of MDF file?

The default initial size for both files are 8 MB. The initial size is not as important as Autogrowth.

Is it safe to shrink MDF file?

Shrinking MDF and NDF file is possible and there is no chance of data loss. It is not always advisable to shrink those file as those files are usually growing. There are cases when one database is separated in multiple database of any large table is dropped from database MDF and NDF can contain large empty space.

What is stored in MDF file?

MDF's are where all the database information is stored. It contains the rows, columns, fields and data created by an application or user. Database column creation, modifications and information record creation, modification are all stored within this file for searching and application use.

Expert · Answer