Set up the database connection — use the same settings you used in step 4 to create your database. If you are going to use this database for other Drupal installations, be sure to change the prefix in the “Advanced” options.
By Jennifer Kyrnin, About.com Guide
Set up the database connection — use the same settings you used in step 4 to create your database. If you are going to use this database for other Drupal installations, be sure to change the prefix in the “Advanced” options.