public DbLog::log($level, $message, array $context = array())

The dedicated database connection target to use for log entries. File core/modules/dblog/src/Logger/DbLog

The message's placeholders parser. Type:

Logs events in the watchdog database table. Hierarchy class \Drupal\dblog\Logger\

The database connection object. Type:

public DbLog::__construct(Connection $connection, LogMessageParserInterface