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    3. Oracle-给表增加字段和注释

    Oracle-给表增加字段和注释

    xiaoxiao2021-04-13  22
    alter table CAR_OIL ADD OILCARD_NO VARCHAR2(100); alter table CAR_OIL ADD PAYTYPE NUMBER(2); comment on column CAR_OIL.OILCARD_NO is '加油卡号'; comment on column CAR_OIL.PAYTYPE is '付费方式';
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