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Alter table sql

Sqlserver add column to table

ALTER TABLE dbo.doc_exa 
ADD column_b VARCHAR(20) NULL, 
	column_c INT NULL ;

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Alter table add column

ALTER TABLE table
ADD COLUMN column VARCHAR (255) NOT NULL AFTER column;

13

Alter table sql

ALTER TABLE table_name
ADD column_name datatype;

12

Sql server alter column

ALTER TABLE table_name 
ALTER COLUMN column_name new_data_type(size);

11

Source: sqlservertutorial.net

Append column sql

ALTER TABLE table_name
ADD column_name datatype;--exampleALTER TABLE Customers
ADD Email varchar(255);

7

Alter table sql

ALTER TABLE Customers
ADD Email varchar(255);

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