method

construct_counter_sql

v3.0.0 - Show latest stable - 0 notes - Class: ActiveRecord::Associations::AssociationCollection

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construct_counter_sql() protected

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# File activerecord/lib/active_record/associations/association_collection.rb, line 380
        def construct_counter_sql
          if @reflection.options[:counter_sql]
            @counter_sql = interpolate_sql(@reflection.options[:counter_sql])
          elsif @reflection.options[:finder_sql]
            # replace the SELECT clause with COUNT(*), preserving any hints within /* ... */
            @reflection.options[:counter_sql] = @reflection.options[:finder_sql].sub(/SELECT\b(\/\*.*?\*\/ )?(.*)\bFROM\b/im) { "SELECT #{$1}COUNT(*) FROM" }
            @counter_sql = interpolate_sql(@reflection.options[:counter_sql])
          else
            @counter_sql = @finder_sql
          end
        end

construct_counter_sql

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