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Run #51ec3b81ad265: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Database\Connection::select [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\Connection::select15 27.8% 1,343 0.6% 1,366 0.6% 251,296 1.5% 233,872 1.4%
Exclusive Metrics for Current Function118 8.8% 118 8.6% 12,944 5.2% 8,480 3.6%
Parent functions
Drupal\user\UserData::get1 6.7% 689 51.3% 691 50.6% 203,600 81.0% 205,104 87.7%
Drupal\Core\Entity\Query\Sql\Query::prepare3 20.0% 144 10.7% 147 10.8% 9,632 3.8% 6,760 2.9%
Drupal\Core\Entity\DatabaseStorageController::buildQuery3 20.0% 131 9.8% 134 9.8% 9,528 3.8% 6,248 2.7%
Drupal\views\Plugin\views\query\Sql::query2 13.3% 97 7.2% 100 7.3% 6,632 2.6% 4,384 1.9%
db_select2 13.3% 92 6.9% 94 6.9% 6,848 2.7% 1,176 0.5%
Drupal\Core\Database\Query\Merge::execute1 6.7% 56 4.2% 56 4.1% 3,720 1.5% 2,264 1.0%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData1 6.7% 47 3.5% 51 3.7% 3,832 1.5% 680 0.3%
Drupal\Core\Database\Query\Select::countQuery1 6.7% 45 3.4% 47 3.4% 3,768 1.5% 3,688 1.6%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery1 6.7% 42 3.1% 46 3.4% 3,736 1.5% 3,568 1.5%
Child functions
Drupal\Core\Database\Query\Select::__construct15 50.0% 786 58.5% 796 58.3% 87,936 35.0% 81,568 34.9%
Drupal\Core\Database\Connection::getDriverClass15 50.0% 439 32.7% 452 33.1% 150,416 59.9% 143,824 61.5%