SELECT a.str FROM tableA a, tableB b WHERE a.str = b.str;
참고사이트
- http://cafe.naver.com/swfactory/457
- http://zetawiki.com/wiki/MySQL_%ED%95%A9%EC%A7%91%ED%95%A9,_%EA%B5%90%
EC%A7%91%ED%95%A9,_%EC%B0%A8%EC%A7%91%ED%95%A9,_%EB%8C%80%EC%B9%AD%EC%B0%A8