Issue
Extract refresh of IBM DB2 data source connection failing with error:
com.tableausoftware.nativeapi.exceptions.DataSourceException: could not connect to server: No such file or directory Is the server running locally and accepting connections on Unix domain socket "/tmp/.s.PGSQL.50000"? Unable to connect to the IBM DB2 server "DB2-HOSTNAME". Check that the server is running and that you have access privileges to the requested database