Alter table add column

Code: SQL

ALTER TABLE Customers
ADD Email varchar(255);

25

Code: SQL

ALTER TABLE table_name
ADD column_name datatype;

--example
ALTER TABLE Customers
ADD Email varchar(255);

6

Code: SQL

ALTER TABLE table_name
ALTER COLUMN column_name datatype;

7

Code: SQL

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

8

Code: SQL

ALTER TABLE table_name
ADD column_name datatype;

5

Code: SQL

ALTER TABLE table_name 
ADD column_name datatype;

4

Code: SQL


ALTER TABLE table_name

MODIFY column_name datatype;

5

Code: SQL

ALTER TABLE table_name
ADD column_name datatype;

4

Code: SQL


ALTER TABLE table_name

ALTER COLUMN column_name datatype;

3

Code: SQL

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

2

Code: SQL


ALTER TABLE table_name

ADD column_name datatype;

1

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