Module: NewRelic::Agent::Instrumentation::SequelDurationRecorder

Defined in:
lib/newrelic_sequel/sequel.rb

Class Method Summary collapse

Class Method Details

.extract_operation_from_sql(sql) ⇒ Object 



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# File 'lib/newrelic_sequel/sequel.rb', line 80

def self.extract_operation_from_sql(sql)
  case sql[0...15]
  when /^\s*select/i then
    'find'
  when /^\s*(update|insert)/i then
    'save'
  when /^\s*delete/i then
    'destroy'
  when /^\s*with (?:recursive)?/i then
    # Recursive queries for Postgresql
    # Syntax is: WITH [RECURSIVE]
    # The results can be used to select/update/delete rows
    # we're always tracking it as select here, because finding what the
    # "real" action is, probably require a full SQL parser.
    'find'
  else
    nil
  end
end

.record(duration, sql) ⇒ Object 



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# File 'lib/newrelic_sequel/sequel.rb', line 68

def self.record(duration, sql)
  return unless NewRelic::Agent.is_execution_traced?
  return unless operation = extract_operation_from_sql(sql)

  NewRelic::Agent.instance.transaction_sampler.notice_sql(sql, nil, duration)

  metrics = ["ActiveRecord/#{operation}", 'ActiveRecord/all']
  metrics.each do |metric|
    NewRelic::Agent.instance.stats_engine.get_stats_no_scope(metric).trace_call(duration)
  end
end