7 calls to Connection::query()

Connection::popCommittableTransactions in core/lib/Drupal/Core/Database/Connection.php
Commit all the transaction layers that can commit.
Connection::pushTransaction in core/lib/Drupal/Core/Database/Connection.php
Increases the depth of transaction nesting.
Connection::query in core/lib/Drupal/Core/Database/Driver/mysql/Connection.php
Connection::query in core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
Connection::query in core/lib/Drupal/Core/Database/Driver/mysql/Connection.php
Connection::query in core/lib/Drupal/Core/Database/Driver/pgsql/Connection.php
Connection::rollBack in core/lib/Drupal/Core/Database/Connection.php
Rolls back the transaction entirely or to a named savepoint.

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