Issue with connection string

Here is a good resource:
http://www.c-sharpcorner.com/uploadfile/nipuntomar/connection-strings-for-oracle/ 

What do you mean by dynamically? Are you reading database and other details from somewhere else? All you need to do is, build the connection string. 

Hi Padam,

Please refer the below link

http://www.connectionstrings.com/oracle

Thanks