컬럼 추가
ALTER TABLE ${TALBE_NAME} ADD ${COLUMN_NAME} ${COLUMN_TYPE}
- NULL 허용
- Example
ALTER TABLE BOARD ADD SECURITY CHAR(1) NULL;
- Example
- NULL 허용하지 않음(기본값 설정)
- Exxample
ALTER TABLE BOARD ADD SECURITY CHAR(1) NOT NULL CONSTRAINT DF_ADDR DEFAULT 'N';
- Exxample
컬럼 수정
ALTER TABLE ${TABLE_NAME} ALTER COLUMN ${COLUMN_NAME} ${COLUMN_TYPE}
- Example
ALTER TABLE BOARD ALTER COLUMN SECURITY VARCHAR(1) NULL;
컬럼명 수정
EXEC SP_RENAME '${TABLE_NAME.[OLD_COLUMN_NAME]}', '${NEW_COLUMN_NAME}', 'COLUMN'
- Example
EXEC SP_RENAME 'BOARD.[SECURITY]', 'NEW_SECURITY', 'COLUMN';
컬럼 삭제
ALTER TABLE ${TABLE_NAME} DROP COLUMN ${COLUMN_NAME}
- Example
ALTER TABLE BOARD DROP COLUMN SECURITY;