SQL Server Alter Column Nullable Example

How to change the nullable flag on a SQL Server table column

Turning nullable off

ALTER TABLE
  [users] null

Turning nullable on

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ALTER TABLE
  [users] null

Using Beekeeper Studio?

Beekeeper Studio is a free and open source database manager for Windows, Mac, and Linux.

This feature is baked right in, so there's no need to manually type SQL every time. Access column editing by right-clicking on a table in the sidebar and clicking 'View Structure'.

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