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method

index_metadata

Importance_0
Ruby on Rails latest stable (v6.1.7.7) - 0 notes - Class: ActiveRecord::ConnectionAdapters::FirebirdAdapter
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Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v1.2.6) is shown here.

index_metadata(table_name, pk, name = nil) private

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# File activerecord/lib/active_record/connection_adapters/firebird_adapter.rb, line 609
        def index_metadata(table_name, pk, name = nil)
          sql = "SELECT i.rdb$index_name, i.rdb$unique_flag, s.rdb$field_name\nFROM rdb$indices i\nJOIN rdb$index_segments s ON i.rdb$index_name = s.rdb$index_name\nLEFT JOIN rdb$relation_constraints c ON i.rdb$index_name = c.rdb$index_name\nWHERE i.rdb$relation_name = '\#{table_name.to_s.upcase}'\n"
          if pk
            sql << "AND c.rdb$constraint_type = 'PRIMARY KEY'\n"
          else
            sql << "AND (c.rdb$constraint_type IS NULL OR c.rdb$constraint_type != 'PRIMARY KEY')\n"
          end
          sql << "ORDER BY i.rdb$index_name, s.rdb$field_position\n"
          execute sql, name
        end
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