test/connections/databases.yml in composite_primary_keys-4.0.0.beta3 vs test/connections/databases.yml in composite_primary_keys-4.0.0.beta4

@@ -1,13 +1,4 @@
-mysql:
-  adapter: mysql
-  username: root
-  database: composite_primary_keys_unittest
-
-sqlite3:
-  adapter: sqlite3
-  database: db/composite_primary_keys_unittest.sqlite3
-
 postgresql:
   adapter: postgresql
   database: composite_primary_keys_unittest
   username: postgres
   host: localhost