instance method `select`

Ruby on Rails 7.0.10

Since v2.2.3 Private

Available in: v2.2.3 v2.3.18 v3.0.20 v3.1.12 v3.2.22.5 v4.0.13 v4.1.16 v4.2.9 v5.2.8.1 v6.0.6 v6.1.7.10 v7.0.10 v7.1.6 v7.2.3 v8.0.4 v8.1.2

Compare with:

select(sql, name = nil, binds = [], prepare: false, async: false)

Returns an ActiveRecord::Result instance.

Parameters

sql req
name opt = nil
binds opt = []
prepare key = false
async key = false

Source

# File activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb, line 539
        def select(sql, name = nil, binds = [], prepare: false, async: false)
          if async && async_enabled?
            if current_transaction.joinable?
              raise AsynchronousQueryInsideTransactionError, "Asynchronous queries are not allowed inside transactions"
            end

            future_result = async.new(
              pool,
              sql,
              name,
              binds,
              prepare: prepare,
            )
            if supports_concurrent_connections? && current_transaction.closed?
              future_result.schedule!(ActiveRecord::Base.asynchronous_queries_session)
            else
              future_result.execute!(self)
            end
            return future_result
          end

          exec_query(sql, name, binds, prepare: prepare)
        end

Defined in activerecord/lib/active_record/connection_adapters/abstract/database_statements.rb line 539 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::DatabaseStatements

Signature

Parameters