Define variable to use with IN operator (T-SQL)

Question

I have a Transact-SQL query that uses the IN operator. Something like this:

select * from myTable where myColumn in (1,2,3,4)

Is there a wa

Answer 1

I know this is old now but TSQL => 2016, you can use STRING_SPLIT:

DECLARE @InList varchar(255) = 'This;Is;My;List';

WITH InList (Item) AS (
    SELECT value FROM STRING_SPLIT(@InList, ';')
)

SELECT * 
FROM [Table]
WHERE [Item] IN (SELECT Tag FROM InList)