VARCHAR2 컬럼의 값에 소문자가 포함되어 있는것만 조회하는
WHERE 절을 구성하려면 어떻게 하면 될까요?
영어만 들어있다면 WHERE UPPER(COLUMN) != COLUMN 이렇게요?
WITH t AS ( SELECT 'AAAAA' col1 FROM dual UNION ALL SELECT '23423' FROM dual UNION ALL SELECT '1Az' FROM dual UNION ALL SELECT 'tEST3' FROM dual UNION ALL SELECT 'TESTa4' FROM DUAL UNION ALL SELECT 'TEST5' FROM DUAL UNION ALL SELECT 'TESTc5' FROM DUAL UNION ALL SELECT '4t5' FROM dual ) SELECT * from t where REGEXP_INSTR(col1, '[a-z]') > 0 ;