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| # 创建新表 create table t_person ( id serial primary key, name text not null, age int, alive bool );
# 插入数据 insert into t_person(name) values ('vksir');
# 选择记录 select * from t_person;
# 更新数据 update t_person set age = '18' where name = 'vksir';
# 删除记录 delete from t_person where name = 'vksir';
# 删除表格 drop table t_person;
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