336x280(권장), 300x250(권장), 250x250, 200x200 크기의 광고 코드만 넣을 수 있습니다.
- Defines a condition that each row must satisfy
- The following expressions are not allowed:
- References to CURRVAL, NEXTVAL, LEVEL, and ROWNUM pseudocolumns
- Call to SYSDATE, UID, USER, and USERENV functions
- Queries that refer to other values in other rows
..., salary NUMBER(2)
CONSTRAINT emp_salary_min
CHECK (salary > 0),...'Oracle' 카테고리의 다른 글
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