Run Report
Run #52f2e62cef49a: 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% 877 0.3% 894 0.3% 172,936 0.9% 93,728 0.5%
Exclusive Metrics for Current Function95 10.8% 85 9.5% 11,360 6.6% 9,552 10.2%
Parent functions
Drupal\Core\Database\Query\Merge::execute1 8.3% 293 33.4% 296 33.1% 134,720 77.9% 64,216 68.5%
Drupal\Core\Entity\Query\Sql\Query::prepare3 25.0% 208 23.7% 212 23.7% 9,648 5.6% 9,272 9.9%
db_select2 16.7% 110 12.5% 111 12.4% 6,848 4.0% 3,464 3.7%
Drupal\views\Plugin\views\query\Sql::query2 16.7% 89 10.1% 91 10.2% 6,632 3.8% 4,592 4.9%
Drupal\Core\Database\Query\Select::countQuery1 8.3% 57 6.5% 59 6.6% 3,768 2.2% 3,688 3.9%
Drupal\Core\Entity\FieldableDatabaseStorageController::buildQuery1 8.3% 44 5.0% 46 5.1% 3,744 2.2% 3,568 3.8%
Drupal\Core\Entity\FieldableDatabaseStorageController::attachPropertyData1 8.3% 40 4.6% 42 4.7% 3,840 2.2% 2,176 2.3%
Drupal\Core\Entity\DatabaseStorageController::buildQuery1 8.3% 36 4.1% 37 4.1% 3,736 2.2% 2,752 2.9%
Child functions
Drupal\Core\Database\Query\Select::__construct12 50.0% 522 59.5% 535 59.8% 37,616 21.8% 30,000 32.0%
Drupal\Core\Database\Connection::getDriverClass12 50.0% 260 29.6% 274 30.6% 123,960 71.7% 54,176 57.8%