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Run #539201f8938f4: 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::select14 27.5% 1,562 0.3% 1,584 0.4% 127,700 1.0% 111,024 0.9%
Exclusive Metrics for Current Function155 9.9% 144 9.1% 5,620 4.4% 3,256 2.9%
Parent functions
Drupal\Core\Entity\ContentEntityDatabaseStorage::buildQuery4 28.6% 914 58.5% 919 58.0% 109,452 85.7% 103,680 93.4%
Drupal\Core\Entity\Query\Sql\Query::prepare4 28.6% 266 17.0% 273 17.2% 6,812 5.3% 4,528 4.1%
Drupal\Core\Entity\EntityDatabaseStorage::buildQuery2 14.3% 123 7.9% 126 8.0% 3,620 2.8% 0 0.0%
Drupal\Core\Entity\ContentEntityDatabaseStorage::attachPropertyData2 14.3% 118 7.6% 122 7.7% 3,724 2.9% 948 0.9%
Drupal\comment\CommentStatistics::read1 7.1% 75 4.8% 77 4.9% 2,040 1.6% 288 0.3%
db_select1 7.1% 66 4.2% 67 4.2% 2,052 1.6% 1,580 1.4%
Child functions
Drupal\Core\Database\Query\Select::__construct14 50.0% 849 54.4% 865 54.6% 37,536 29.4% 23,792 21.4%
Drupal\Core\Database\Connection::getDriverClass14 50.0% 558 35.7% 575 36.3% 84,544 66.2% 83,976 75.6%