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- JDBC Introduction What is JDBC - JDBC = Java Database Connectivity = Java API for database-independent connectivity between range of databases - JDBC's library APIs (1) Making a connection to a database (2) Creating SQL or MYSQL
- mysql select sysdate() as dual year() between select sysdate() as 오늘날짜 from dual; =>컬럼명을 오늘날짜로 지정하고 현재 날짜+시간 출력 select sysdate() as 오늘 날짜 from dual; =>오늘 날짜 사이의 띄어쓰기 때문에 에러 select sysdate() as "오늘 날짜"