Use .name instead of .to_s for a symbol

Author: kamipo

activerecord/lib/arel/table.rb

@@ -12,13 +12,9 @@ class << self; attr_accessor :engine; end
     attr_reader :table_alias
 
     def initialize(name, as: nil, klass: nil, type_caster: klass&.type_caster)
-      @name =
-        case name
-        when Symbol then name.to_s
-        else
-          name
-        end
+      name = name.name if name.is_a?(Symbol)
 
+      @name = name
       @klass = klass
       @type_caster = type_caster