SQL

1.[Oracle]테이블 만들어서 쿼리 사용하기-where, group by, join 등

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2.[Oracle]Transaction 실습하기-commit, rollback, savepoint

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3.[Oracle]Constraint 실습하기- pk, not null, unique, fk, check

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4.[Oracle]Dictionary 실습하기

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5.[Oracle]Sequence 실습하기

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6.[Oracle]날짜형 함수 실습하기

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7.[Oracle]INDEX 실습하기

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