1 files changed, 6 insertions, 4 deletions
diff --git a/railties/lib/rails/commands/dbconsole/dbconsole_command.rb b/railties/lib/rails/commands/dbconsole/dbconsole_command.rb
index 71b3455473..806b7de6d6 100644
--- a/railties/lib/rails/commands/dbconsole/dbconsole_command.rb
+++ b/railties/lib/rails/commands/dbconsole/dbconsole_command.rb
@@ -1,4 +1,6 @@
-require_relative "../../command/environment_argument"
+# frozen_string_literal: true
+
+require "rails/command/environment_argument"
 
 module Rails
   class DBConsole
@@ -58,7 +60,7 @@ module Rails
         logon = ""
 
         if config["username"]
-          logon = config["username"]
+          logon = config["username"].dup
           logon << "/#{config['password']}" if config["password"] && @options["include_password"]
           logon << "@#{config['database']}" if config["database"]
         end
@@ -73,7 +75,7 @@ module Rails
         args += ["-P", "#{config['password']}"] if config["password"]
 
         if config["host"]
-          host_arg = "#{config['host']}"
+          host_arg = "#{config['host']}".dup
           host_arg << ":#{config['port']}" if config["port"]
           args += ["-S", host_arg]
         end
@@ -95,7 +97,7 @@ module Rails
         elsif configurations[environment].blank? && configurations[connection].blank?
           raise ActiveRecord::AdapterNotSpecified, "'#{environment}' database is not configured. Available configuration: #{configurations.inspect}"
         else
-          configurations[environment].presence || configurations[connection]
+          configurations[connection] || configurations[environment].presence
         end
       end
     end