To connect to Workday, you can use either a DSN or an ODBC connection string. Both of these methods use the odbc_connect function.

Connect to a DSN

To connect using a DSN:

$cnx = odbc_connect("CData Workday Sys", "", "");

Provide a Driver Connection String

To connect using an ODBC connection string:

$cnx = odbc_connect("DRIVER={CData ODBC Driver for Workday};User=myuser;Password=mypassword;Tenant=mycompany;Host=https://wd3-impl-services1.workday.com", "", "");