sql check if column exists
IF COL_LENGTH('<table_name>', '<column_name>') IS NULL
BEGIN
--column doesnot exists, so, add column here
ALTER TABLE <table_name> ADD <column_name> BIT NOT NULL DEFAULT(0)
ENDsql check if column exists
IF COL_LENGTH('<table_name>', '<column_name>') IS NULL
BEGIN
--column doesnot exists, so, add column here
ALTER TABLE <table_name> ADD <column_name> BIT NOT NULL DEFAULT(0)
ENDsql check if column exists
* Using the below query, You can check whether the table1 has a column named "id"
SHOW COLUMNS FROM table1 LIKE 'id'Copyright © 2021 Codeinu
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