Fix undefined method `postgresql?` during migrationrs-gitlab-database-module

1 files changed, 2 insertions, 6 deletions

diff --git a/lib/gitlab/database.rb b/lib/gitlab/database.rb
index 6ebb8027553..6f9da69983a 100644
--- a/lib/gitlab/database.rb
+++ b/lib/gitlab/database.rb
@@ -17,7 +17,7 @@ module Gitlab
     end
 
     def true_value
-      if self.class.postgresql?
+      if Gitlab::Database.postgresql?
         "'t'"
       else
         1
@@ -25,7 +25,7 @@ module Gitlab
     end
 
     def false_value
-      if self.class.postgresql?
+      if Gitlab::Database.postgresql?
         "'f'"
       else
         0
@@ -47,9 +47,5 @@ module Gitlab
         row.first
       end
     end
-
-    def connection
-      self.class.connection
-    end
   end
 end