回顾1. DQL单表高级查询条件 where比较运算逻辑运算符in关键字between关键字if null关键字like关键字% 多个任意字符_ 单个任意字符排序 order byascdesc聚合函数count(*) 统计行,包括null值maxminavgsum分组 group by 分组字段 having 分组后条件过滤分页 limit 开…
如果考虑到carriage return \r和line feed \nPython 3.5.1 (v3.5.1:37a07cee5969, Dec 6 2015, 01:38:48) [MSC v.1900 32 bit (Intel)] on win32
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