Run Report
Run #52f2e62091f2c: 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::select12 26.7% 1,062 0.3% 1,085 0.3% 172,944 0.9% 93,736 0.5%
Exclusive Metrics for Current Function97 9.1% 91 8.4% 11,360 6.6% 9,552 10.2%
Parent functions
Drupal\Core\Database\Query\Merge::execute1 8.3% 466 43.9% 471 43.4% 134,720 77.9% 64,216 68.5%
Drupal\Core\Entity\Query\Sql\Query::prepare3 25.0% 191 18.0% 196 18.1% 9,656 5.6% 9,280 9.9%
db_select2 16.7% 122 11.5% 126 11.6% 6,848 4.0% 3,464 3.7%
Drupal\views\Plugin\views\query\Sql::query2 16.7% 88 8.3% 89 8.2% 6,632 3.8% 4,592 4.9%
Drupal\Core\Database\Query\Select::countQuery1 8.3% 60 5.6% 61 5.6% 3,768 2.2% 3,688 3.9%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery1 8.3% 51 4.8% 53 4.9% 3,744 2.2% 3,568 3.8%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData1 8.3% 44 4.1% 47 4.3% 3,840 2.2% 2,176 2.3%
Drupal\Core\Entity\DatabaseStorageController::buildQuery1 8.3% 40 3.8% 42 3.9% 3,736 2.2% 2,752 2.9%
Child functions
Drupal\Core\Database\Query\Select::__construct12 50.0% 560 52.7% 574 52.9% 37,624 21.8% 30,008 32.0%
Drupal\Core\Database\Connection::getDriverClass12 50.0% 405 38.1% 420 38.7% 123,960 71.7% 54,176 57.8%