add column table pl sql
ALTER TABLE table_name
ADD column_name column_definition;add column table pl sql
ALTER TABLE table_name
ADD column_name column_definition;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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