dbContext.Db.Queryable<T>().ToDataTable()抛出异常 返回

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抛出异常内容为,Input string was not in a correct format.Couldn't store <{"YXMC":"3501212018BJ2DOM","SJY":"BJ2","JH":"TRIPLESAT_1_PMS_L1_20180919022320_001C1EVI_007_0120180828006001_036","SX":"20180919","CSJ":"4.1","CYJG":"1","ZYJX":"117"}> in meta_info Column.  Expected type is Int32.


{"YXMC":"3501212018BJ2DOM","SJY":"BJ2","JH":"TRIPLESAT_1_PMS_L1_20180919022320_001C1EVI_007_0120180828006001_036","SX":"20180919","CSJ":"4.1","CYJG":"1","ZYJX":"117"}为某个字段内容. 

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