public function Log::start
public Log::start($logging_key)
Begin logging queries to the specified connection and logging key.
If the specified logging key is already running this method does nothing.
Parameters
$logging_key: The identification key for this log request. By specifying different logging keys we are able to start and stop multiple logging runs simultaneously without them colliding.
File
- core/lib/Drupal/Core/Database/Log.php, line 61
Class
- Log
- Database query logger.
Namespace
Drupal\Core\DatabaseCode
public function start($logging_key) { if (empty($this->queryLog[$logging_key])) { $this->clear($logging_key); } }
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https://api.drupal.org/api/drupal/core!lib!Drupal!Core!Database!Log.php/function/Log::start/8.1.x