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6 Οκτ 2008 · You can use the following command to rename the column of any table in SQL Server: exec sp_rename 'TableName.OldColumnName', 'New colunmName'
The ALTER TABLE statement changes table attributes (column definitions and constraints) in a table that was previously created. The syntax allows a list of alter clauses; however, only one table constraint or column constraint can be added, modified, or deleted in each ALTER TABLE statement.
The ALTER TABLE statement changes table attributes (column definitions, constraints, and so on) in an existing table. The database server keeps track of object dependencies in the database. Alterations to the schema of a table may impact dependent views.
Use alter table to modify an existing column. You can modify any number of columns in a single alter table statement. For example, this command changes the datatype of the type column in the titles table from char(12) to varchar(20) and makes it nullable:
Description. Adds new columns to a table; drops or modifies existing columns; adds, changes, or drops constraints; changes properties of an existing table; enables or disables triggers on a table.
ALTER TABLE statement. Description. Modifies a table definition. Syntax. ALTER TABLE [ owner .] table-name . { ADD column-definition [ column-constraint ]... | ADD table-constraint . | MODIFY column-definition . | MODIFY column-name [ IDENTITY ] [ DEFAULT AUTOINCREMENT ] [ NOT ] NULL .
22 Ιουλ 2024 · Rename a column using table designer. In Object Explorer, right-click the table to which you want to rename columns and choose Design. Under Column Name, select the name you want to change and type a new one. On the File menu, select Save table name.
