Connecting
To connect to Google Spanner, you can use either a DSN or an ODBC connection string. Both of these methods use the odbcConnect function.
Connect to a DSN
To connect using a DSN:
cnx <- odbcConnect("CData GoogleSpanner Sys")
Provide a Driver Connection String
To connect using an ODBC connection string:
cnx <- odbcDriverConnect(connection = "DRIVER={CData ODBC Driver for Google Spanner};ProjectId='project1';InstanceId='instance1';Database='db1';OAuthClientId='757060765381';OauthClientSecret='abc';")