SQL Server - NOT IN

Question

I need to build a query that will show me records that are in Table 1, but that are not in Table 2, based on the make-model-serial number combination.

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Answer 1

SELECT [T1].*
FROM [Table1] AS [T1]
WHERE  NOT EXISTS (SELECT 
    1 AS [C1]
    FROM [Table2] AS [T2]
    WHERE ([T2].[MAKE] = [T1].[MAKE]) AND
        ([T2].[MODEL] = [T1].[MODEL]) AND
        ([T2].[Serial Number] = [T1].[Serial Number])
);