SQLSERVER change columns in an existing data table

Source: Internet
Author: User
SQLSERVER changing columns in an existing data table includes changing the field location, adding a column, changing the column name, changing the column data type, column length, adding an ID column, and adding a primary key, constraint 1. to change the field location, you only need to drag the field to another place in the Table Designer and directly

SQLSERVER changing columns in an existing data table includes changing the field location, adding a column, changing the column name, changing the column data type, column length, adding an ID column, and adding a primary key, constraint 1. to change the field location, you only need to drag the field to another place in the Table Designer and directly

SQLSERVER change columns in an existing data table

This includes changing the field location, US space, adding columns, Hong Kong virtual hosts, virtual hosts, changing column names, Changing Column data types, column lengths, adding ID columns, adding primary keys, and constraints.

These are often used in database upgrades or migration.

1. To change the field location, you only need to drag the field to another place in the Table Designer.

Directly in the Table Designer, drag the field to another location and click Save.

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