sql add column
ALTER TABLE Customers
ADD Email varchar(255);sql add column
ALTER TABLE Customers
ADD Email varchar(255);append column sql
ALTER TABLE table_name
ADD column_name datatype;
--example
ALTER TABLE Customers
ADD Email varchar(255);create column sql server
ALTER TABLE table_name
ADD column_name datatype;sqlserver add column to table
ALTER TABLE dbo.doc_exa
ADD column_b VARCHAR(20) NULL,
column_c INT NULL ;alter table add column
ALTER TABLE table
ADD COLUMN column VARCHAR (255) NOT NULL AFTER column;sql alter table
-- With check if field already exists
IF NOT EXISTS(SELECT 1 FROM sys.columns
WHERE Name = N'Email'
AND Object_ID = Object_ID(N'dbo.Customers'))
BEGIN
ALTER TABLE Customers
ADD Email varchar(255);
ENDCopyright © 2021 Codeinu
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