/ Ruby on Rails
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method

view_exists?

rails latest stable - Class: ActiveRecord::ConnectionAdapters

Method deprecated or moved

This method is deprecated or moved on the latest stable version. The last existing version (v5.0.0.1) is shown here.

view_exists?(view_name)
public

No documentation available.

# File activerecord/lib/active_record/connection_adapters/abstract_mysql_adapter.rb, line 362
      def view_exists?(view_name) # :nodoc:
        return false unless view_name.present?

        schema, name = extract_schema_qualified_name(view_name)

        sql = "SELECT table_name FROM information_schema.tables WHERE table_type = 'VIEW'"
        sql << " AND table_schema = #{quote(schema)} AND table_name = #{quote(name)}"

        select_values(sql, 'SCHEMA').any?
      end