[求助] 多层问题 老乐和各位高手快来
<P>ClientDataSet1->CommandText="insert into student1 (name1,name2) values ('1','1')";ClientDataSet1->Execute();</P>
<P> AnsiString SQL = "SELECT * FROM student1";</P>
<P> ClientDataSet1->Data = ClientDataSet1->DataRequest(SQL);
ShowMessage(IntToStr(ClientDataSet1->RecordCount));
这是客户端的一段，写在Button的CLICK里</P>
<P>第一次运行没有问题</P>
<P>但是再次按下BUTTON后 就有错误了<IMG></P> <P>ClientDataSet1->CommandText="insert into student1 (name1,name2) values ('1','1')";
ClientDataSet1->Execute();</P><P>这两句你换用SQL试试！</P> <P>同意楼上的</P>
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