instance method `show_variable`

Ruby on Rails 3.0.20

Since v2.2.3 Last seen in v3.0.20

Available in: v2.2.3 v2.3.18 v3.0.20

Compare with:

show_variable(name)

SHOW VARIABLES LIKE ‘name’

Parameters

name req

Source

# File activerecord/lib/active_record/connection_adapters/mysql_adapter.rb, line 557
      def show_variable(name)
        variables = select_all("SHOW VARIABLES LIKE '#{name}'")
        variables.first['Value'] unless variables.empty?
      end

Defined in activerecord/lib/active_record/connection_adapters/mysql_adapter.rb line 557 · View on GitHub · Improve this page · Find usages on GitHub

Defined in ActiveRecord::ConnectionAdapters::MysqlAdapter

Signature

Parameters