Allow drop_database to be called even when DB does not exist.

Author: metaskills

CHANGELOG

@@ -1,6 +1,8 @@
 
 * 3.1.0 *
 
+* Allow drop_database to be called even when DB does not exist.
+
 * Remove totally broken ADONET connection mode. Want it back, submit a patch.
 
 * Schema reflection now finds primary key for all occasions. Fixed #60 [Boško Ivanišević]

lib/active_record/connection_adapters/sqlserver/database_statements.rb

@@ -179,6 +179,8 @@ def drop_database(database)
               retry_count += 1
               remove_database_connections_and_rollback(database)
               retry
+            elsif err.message =~ /does not exist/i
+              nil
             else
               raise
             end