void CBLOBView::OnAddrecord()
{
// TODO: Add your control notification handler code here
CDatabase* db;
db=m_pSet->m_pDatabase;
~~~~~~~~~~~~~~~~~~~~~~~~没有问题
CString strSQL;
strSQL="INSERT INTO MAP1 (MAP_NO) VALUES(3);";
db.ExecuteSQL(strSQL);
}
报错为:error C2228: left of '.ExecuteSQL' must have class/struct/union type
因为db不是变量而是指针
如果这样定义
void CBLOBView::OnAddrecord()
{
// TODO: Add your control notification handler code here
CDatabase db;
db.OpenEx("ODBC;DSN=QQQ");
CString strSQL;
strSQL="INSERT INTO MAP1 (MAP_NO) VALUES(3);";
db.ExecuteSQL(strSQL);
}ok,但总要弹出连接对话框,请问如何把CRecordSET中已建立的连接传给变量db?
{
// TODO: Add your control notification handler code here
CDatabase* db;
db=m_pSet->m_pDatabase;
~~~~~~~~~~~~~~~~~~~~~~~~没有问题
CString strSQL;
strSQL="INSERT INTO MAP1 (MAP_NO) VALUES(3);";
db.ExecuteSQL(strSQL);
}
报错为:error C2228: left of '.ExecuteSQL' must have class/struct/union type
因为db不是变量而是指针
如果这样定义
void CBLOBView::OnAddrecord()
{
// TODO: Add your control notification handler code here
CDatabase db;
db.OpenEx("ODBC;DSN=QQQ");
CString strSQL;
strSQL="INSERT INTO MAP1 (MAP_NO) VALUES(3);";
db.ExecuteSQL(strSQL);
}ok,但总要弹出连接对话框,请问如何把CRecordSET中已建立的连接传给变量db?
db.OpenEx(...)
m_pSet->m_pDatabase = &db;
. ???
-> ???
决问提啊,还是会再弹出数据源连接对话框的.
To aben456:???