DbConnection conn = ((IObjectContextAdapter)_dbContextFactory.GetCurrentThreadInstance()).ObjectContext.Connection;
conn.Open();var tran = conn.BeginTransaction();
_db.BulkInsert<T>(entities,tran );发生以下错误:System.Data.Entity.Core.EntityClient.EntityTransaction”的对象强制转换为类型“System.Data.SqlClient.SqlTransaction请问如何使用EntityFramework.BulkInsert如何使用事务?
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