select from one table where not on the other
SELECT id FROM a.table
WHERE id NOT IN (SELECT b.id FROM b.id)select from one table where not on the other
SELECT id FROM a.table
WHERE id NOT IN (SELECT b.id FROM b.id)sql values not in another table
-- Find missing t1 values in t2 (based on 'id' field)
SELECT * FROM t1 WHERE t1.id NOT IN (SELECT id FROM t2);
-- or
SELECT * FROM t1 WHERE NOT exists (
SELECT NULL FROM t2 WHERE t2.id = t1.id
);
-- or
SELECT t1.* FROM t1 LEFT OUTER JOIN t2 ON t2.id = t1.id WHERE t2.id IS NULL;Copyright © 2021 Codeinu
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