/// <summary>
/// 根据条件 删除实体
/// </summary>
/// <param name="doWhere"></param>
/// <returns></returns>
public int DelBySqlWhere(Expression <Func <T, bool> > doWhere)
{
try
{
int iret = -1;
using (DbContext _dbx = new Model.Entities())
{
iret = BatchExtensions.Delete(_dbx.Set <T>().Where(doWhere));
}
return(iret);
}
catch (Exception ex)
{
RecordLog.RecordWarn(ex.ToString());
throw ex;
}
}
public virtual void DeleteAll()
{
BatchExtensions.Delete <TEntity>(this.DbSet);
}
public virtual void BatchDelete(Expression <Func <TEntity, bool> > predicate)
{
BatchExtensions.Delete <TEntity>(this.DbSet.Where(predicate));
}
