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Run #556d153c4efc5: XHProf Run (Namespace=drupal-perf-drupalcon)
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Parent/Child report for Drupal\Core\Database\Connection::query [View Callgraph ]


Function NameCallsCalls%Incl. Wall Time
(microsec)		IWall%Incl.
MemUse
(bytes)		IMemUse%Incl.
PeakMemUse
(bytes)		IPeakMemUse%
Current Function
Drupal\Core\Database\Connection::query148 19.8% 55,199 3.1% 957,280 1.6% 486,672 0.8%
Exclusive Metrics for Current Function1,939 3.5% -132,352 -13.8% 30,920 6.4%
Parent functions
Drupal\Core\Cache\DatabaseBackend::getMultiple116 78.4% 43,678 79.1% 760,816 79.5% 312,824 64.3%
Drupal\Core\Database\Query\Select::execute7 4.7% 3,298 6.0% 44,648 4.7% 19,376 4.0%
Drupal\Core\Cache\DatabaseCacheTagsChecksum::calculateChecksum13 8.8% 3,223 5.8% 49,056 5.1% 40,384 8.3%
Drupal\Core\KeyValueStore\DatabaseStorage::getMultiple9 6.1% 2,786 5.0% 35,600 3.7% 13,120 2.7%
Drupal\Core\Routing\RouteProvider::preLoadRoutes1 0.7% 1,418 2.6% 57,128 6.0% 90,752 18.6%
Drupal\Core\Routing\RouteProvider::getRoutesByPath1 0.7% 488 0.9% 5,504 0.6% 5,320 1.1%
Drupal\Core\Path\AliasStorage::lookupPathSource1 0.7% 308 0.6% 4,528 0.5% 4,896 1.0%
Child functions
Drupal\Core\Database\Statement::execute148 25.0% 47,413 85.9% 796,304 83.2% 272,856 56.1%
Drupal\Core\Database\Connection::expandArguments148 25.0% 3,047 5.5% 30,168 3.2% 114,752 23.6%
Drupal\Core\Database\Connection::prepareQuery148 25.0% 2,569 4.7% 147,520 15.4% 43,432 8.9%
Drupal\Core\Database\Connection::defaultOptions148 25.0% 231 0.4% 115,640 12.1% 24,712 5.1%