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Run #51ec485525502: 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::select23 29.5% 1,626 0.3% 1,658 0.3% 258,384 1.3% 224,760 1.2%
Exclusive Metrics for Current Function182 11.2% 177 10.7% 15,064 5.8% 11,280 5.0%
Parent functions
Drupal\user\UserData::get1 4.3% 546 33.6% 547 33.0% 187,224 72.5% 183,384 81.6%
Drupal\Core\Entity\DatabaseStorageControllerNG::buildQuery5 21.7% 258 15.9% 265 16.0% 15,328 5.9% 10,040 4.5%
Drupal\views\Plugin\views\query\Sql::query4 17.4% 183 11.3% 188 11.3% 12,440 4.8% 5,640 2.5%
db_select3 13.0% 143 8.8% 146 8.8% 9,832 3.8% 2,928 1.3%
Drupal\Core\Entity\DatabaseStorageControllerNG::attachPropertyData3 13.0% 134 8.2% 142 8.6% 9,800 3.8% 4,552 2.0%
Drupal\Core\Entity\DatabaseStorageController::buildQuery2 8.7% 127 7.8% 130 7.8% 6,632 2.6% 5,176 2.3%
Drupal\Core\Entity\Query\Sql\Query::prepare2 8.7% 98 6.0% 99 6.0% 6,696 2.6% 6,680 3.0%
Drupal\Core\Database\Query\Select::countQuery2 8.7% 91 5.6% 93 5.6% 6,712 2.6% 4,096 1.8%
Drupal\Core\Database\Query\Merge::execute1 4.3% 46 2.8% 48 2.9% 3,720 1.4% 2,264 1.0%
Child functions
Drupal\Core\Database\Query\Select::__construct23 50.0% 996 61.3% 1,015 61.2% 92,896 36.0% 65,984 29.4%
Drupal\Core\Database\Connection::getDriverClass23 50.0% 448 27.6% 466 28.1% 150,424 58.2% 147,496 65.6%