JDBC, MyBatis, Jpa, JdbcDaoSupport, jdbctemplate
1. JDBC, MyBatis, Jpa
https://hyoni-k.tistory.com/70
https://hello-bryan.tistory.com/335
https://thefif19wlsvy.tistory.com/249
https://sowon-dev.github.io/2021/03/22/210323jpaVSjdbc/
https://blog.neonkid.xyz/223
2. JdbcDaoSupport, jdbctemplate
https://bibi6666667.tistory.com/300
https://blog.outsider.ne.kr/882