select 语句的基础语法格式

select 列名1,列名2,…列名n [ into 新表名 ] [ from 表名1,表名2,…,表名n ] [ where 条件表达式 ] [ group by 列名1,列名2,…列名n ] [ having 条件表达式 ] [ order by 列名1 [ asc | desc ] , 列名2 [ asc | desc ],…列名n [ asc | desc ] ]web select 子句

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