-- 공급업체 관리 테이블에 담당자 5명 정보 컬럼 추가

ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER1_NAME VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER1_EMAIL VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER2_NAME VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER2_EMAIL VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER3_NAME VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER3_EMAIL VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER4_NAME VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER4_EMAIL VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER5_NAME VARCHAR(100);
ALTER TABLE SUPPLY_MNG ADD COLUMN IF NOT EXISTS MANAGER5_EMAIL VARCHAR(100);

COMMENT ON COLUMN SUPPLY_MNG.MANAGER1_NAME IS '담당자1 이름';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER1_EMAIL IS '담당자1 이메일';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER2_NAME IS '담당자2 이름';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER2_EMAIL IS '담당자2 이메일';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER3_NAME IS '담당자3 이름';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER3_EMAIL IS '담당자3 이메일';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER4_NAME IS '담당자4 이름';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER4_EMAIL IS '담당자4 이메일';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER5_NAME IS '담당자5 이름';
COMMENT ON COLUMN SUPPLY_MNG.MANAGER5_EMAIL IS '담당자5 이메일';