SQL
林玉斌linyubin13@163.com
语法规则
数据类型
变量
运算符
SELECT子句语法形式以下所表示：SELECT [ ALL | DISTINCT ]
[ TOP n [ PERCENT ] [ WITH TIES ] ]
< select_list >< select_list > ::={*
| { table_name | view_name | table_alias }.*
| { column_name | expression | IDENTITYCOL | ROWGUIDCOL }
[ [ AS ] column_alias ]
| column_alias = expression
}[ ,...n ]