......
conn.Open ();
OleDbDataAdapter dpt=new OleDbDataAdapter( "Select * from qx_gc ",conn); OleDbDataAdapter dpt
conn.Open ();
OleDbDataAdapter dpt=new OleDbDataAdapter( "Select * from qx_gc ",conn); OleDbDataAdapter dpt
阅读背景：
异常:当传递具有已修改行的DataRow集合时,更新要求有效的UpdateCommand
来源：互联网
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