This article is tagged with:
Sql constraint check value in list
and mysql
sql constraint check value in list
ALTER TABLE <table>
ADD CONSTRAINT chk_val CHECK (col in ('yes','no','maybe'))</table>
sql constraint check value in list
CREATE TABLE test(
_id BIGINT PRIMARY KEY NOT NULL,
decision NVARCHAR(5),
CHECK (decision in ('yes','no','maybe'))
);
