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Run #519d9d52c2102: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Database\Query\Select::addExpression [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl. CPU
(microsecs)		ICpu%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Database\Query\Select::addExpression11 55.0% 46 0.0% 62 0.0% 14,480 0.0% 6,648 0.0%
Exclusive Metrics for Current Function46 100.0% 62 100.0% 14,480 100.0% 6,648 100.0%
Parent functions
Drupal\views\Plugin\views\query\Sql::compile_fields4 36.4% 16 34.8% 21 33.9% 3,752 25.9% 2,008 30.2%
Drupal\Core\Database\Query\Select::prepareCountQuery2 18.2% 9 19.6% 13 21.0% 2,680 18.5% 1,672 25.2%
Drupal\Core\Entity\DatabaseStorageController::buildQuery2 18.2% 8 17.4% 12 19.4% 2,976 20.6% 568 8.5%
Drupal\Core\Database\Query\Select::countQuery2 18.2% 8 17.4% 10 16.1% 3,104 21.4% 2,400 36.1%
Drupal\Core\Database\Query\Merge::execute1 9.1% 5 10.9% 6 9.7% 1,968 13.6% 0 0.0%