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method

custom_counter_sql

Importance_0
Ruby on Rails latest stable (v4.1.8) - 0 notes - Class: CollectionAssociation

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v4.0.2) is shown here.

custom_counter_sql() private

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# File activerecord/lib/active_record/associations/collection_association.rb, line 393
        def custom_counter_sql
          if options[:counter_sql]
            interpolate(options[:counter_sql])
          else
            # replace the SELECT clause with COUNT(SELECTS), preserving any hints within /* ... */
            interpolate(options[:finder_sql]).sub(/SELECT\b(\/\*.*?\*\/ )?(.*)\bFROM\b/m) do
              count_with = $2.to_s
              count_with = '*' if count_with.blank? || count_with =~ /,/ || count_with =~ /\.\*/
              "SELECT #{$1}COUNT(#{count_with}) FROM"
            end
          end
        end
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