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CREATE TABLE t1(
id varchar2(32) primary key,
name VARCHAR2(32) ,
age VARCHAR2(32)
)

添加表注释:
COMMENT ON table t1 IS \'个人信息\';

添加字段注释:

comment on column t1.id is \'id\';

comment on column t1.name is \'姓名\';
comment on column t1.age is \'年龄\';

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