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DbExpressionBinding requires an input expression with a collection ResultType. 参数名: input
DbExpressionBinding requires an input expression with a collection ResultType. 参数名: input
时间：2021-07-01 10:21:17
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{ Data =Data,CountNum =
CountNum.Count() })
//(
// from t in context.ERG_TipOffsInfo
// group t by t.Data into g
// select new
// {
// Data = g.Key,
// CountNum = g.Key.Count()
// }
// )
DbExpressionBinding requires an input expression with a collection ResultType. 参数名: input
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