Module: QueryOwl::QueryTracker

Defined in:
lib/query_owl/query_tracker.rb

Constant Summary collapse

IGNORED_PATTERNS = 
/^(SCHEMA|EXPLAIN|BEGIN|COMMIT|ROLLBACK|SAVEPOINT|RELEASE)/i

Class Method Summary collapse

Class Method Details

.queries ⇒ Object 



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# File 'lib/query_owl/query_tracker.rb', line 23

def queries
  Thread.current[:query_owl_queries] ||= []
end

.record(event) ⇒ Object 



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# File 'lib/query_owl/query_tracker.rb', line 10

def record(event)
  return unless tracking?
  return if event.payload[:name] == "SCHEMA"
  return if event.payload[:sql].to_s.match?(IGNORED_PATTERNS)

  queries << {
    sql: event.payload[:sql],
    duration_ms: event.duration.round(2),
    cached: event.payload[:cached],
    backtrace: filtered_backtrace
  }
end

.start! ⇒ Object 



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# File 'lib/query_owl/query_tracker.rb', line 6

def start!
  Thread.current[:query_owl_queries] = []
end

.stop! ⇒ Object 



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# File 'lib/query_owl/query_tracker.rb', line 27

def stop!
  collected = queries.dup
  Thread.current[:query_owl_queries] = nil
  collected
end

.tracking? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/query_owl/query_tracker.rb', line 33

def tracking?
  !Thread.current[:query_owl_queries].nil?
end