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DECLARE @BaseStringValues VARCHAR(MAX), @ParamValues VARCHAR(MAX), @UpdatedStringValues VARCHAR(MAX) SET @BaseStringValues = '12W4,23FE,EU3E,GH56,56Y8,34W2,QWE4' SET @ParamValues = 'QWE4,EU3E' -- to remove SELECT STRING_AGG(bs.value, ',') FROM STRING_SPLIT(@BaseStringValues, ',') bs WHERE NOT EXISTS (SELECT * FROM STRING_SPLIT(@ParamValues, ',') pv WHERE pv.value = bs.value)
(No column name)
12W4,23FE,GH56,56Y8,34W2