method

select_value

Importance_0
v5.0.0.1 - Show latest stable - 0 notes - Class: DatabaseStatements
select_value(arel, name = nil, binds = []) public

No documentation

This method has no description. You can help the Ruby on Rails community by adding new notes.

Hide source
# File activerecord/lib/active_record/connection_adapters/postgresql/database_statements.rb, line 10
        def select_value(arel, name = nil, binds = [])
          arel, binds = binds_from_relation arel, binds
          sql = to_sql(arel, binds)
          execute_and_clear(sql, name, binds) do |result|
            result.getvalue(0, 0) if result.ntuples > 0 && result.nfields > 0
          end
        end
Register or log in to add new notes.