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--create database xs1 --创建表格 create table xsda ( Id int not null, Sname varchar(64), Age int, Gender char(4), Mark float ); --往表格内添加数据 insert into xsda values (2701,'ss',14,'女',80), (2702,'sd',15,'女',87), (2703,'sr',16,'女',88), (2704,'sg',17,'女',85); select *from xsda create view v_xsda as select* from xsda where Age < 16; go select *from v_xsda create uniq

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