/// <summary>
/// 批量更新
/// </summary>
/// <param name="entityList"></param>
/// <returns></returns>
public virtual bool BatchUpdate_Entitys(List <T> entityList)
{
//使用事务进行批量数据更新
using (DbTrans trans = db.BeginTrans())
{
try
{
DbBatch batch = trans.BeginBatch(entityList.Count);
entityList.ForEach(item =>
{
item.Attach();
batch.Save(item);
});
batch.Process();
trans.Commit();
return(true);
}
catch
{
trans.Rollback();
return(false);
}
}
}
/// <summary>
/// 返回一个Batch
/// </summary>
/// <returns></returns>
public DbBatch BeginBatch()
{
return(dbTrans.BeginBatch());
}