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    Delete columns from a table

    Applies to: SQL Server 2016 (13.x) and later Azure SQL DatabaseAzure SQL Managed InstanceAzure Synapse AnalyticsAnalytics Platform System (PDW)SQL database in Microsoft Fabric

    This article describes how to delete table columns in SQL Server using SQL Server Management Studio (SSMS) or Transact-SQL.

    Caution

    When you delete a column from a table, the column and all the data it contains are deleted.

    Limitations

    You can't delete a column that has a constraint.

    You must first delete the constraint.

    You can't delete a column that has or constraints or other dependencies except when using the Table Designer in SSMS. When using Object Explorer in SSMS or Transact-SQL, you must first remove all dependencies on the column.

    Permissions

    Requires permission on the table.

    Delete columns using SQL Server Management Studio

    You can delete columns in SSMS using Object Explorer or Table Designer.

    Delete columns using Object Explorer

    The following steps explain how to delete columns with Object Explorer in SSMS:

    1. Connect to an instance of Database Engine

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