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bilujun
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ClientDataSet的CommandText字符串中,用到SUM,AVG聚合函数和GROUP BY 分组,就会出现 Value of Filed "字段"
is out of range 错误.
例如
select field1,sum(field2) as field2,avg(field3) as field2 from table1 group by field1
怎么办啊
救命
is out of range 错误.
例如
select field1,sum(field2) as field2,avg(field3) as field2 from table1 group by field1
怎么办啊
救命