Using unidac and ADO to connect to the database are tried using RemoteDataModule, used three controls, ADO, query, DataSetProvider, attributes by setting up the online connection, the server after open, in writing, from the server Settings SocketConnection property, enter the address, the server name drop-down menu can't see the server service name, can't find the reason, the server is win2008 64, use oracle database 11 g

CodePudding user response:

No code, can't help you analysis, in addition to request the code have no problem, special remind, hardware network parameters Settings, also is very important, otherwise you are connection is not on the server,

CodePudding user response:

May:
1) the server network is not stable
2) is a database port may be unknown or be attacked
3) may be the broadband network is not stable

CodePudding user response:

On the network is connected, is not out of the service, please give me a E-mail, I will source to the mailbox, please help to analyze, thank you