BackdropDatabaseCache::flush in drivers/cache_database/cache_database.inc

Implements BackdropCacheInterface::flush().

BackdropWebTestCase::clearWatchdog in modules/simpletest/backdrop_web_test_case.php

Clears the watchdog database table.

DatabaseDeleteTruncateTestCase::testTruncate in modules/simpletest/tests/database_test.test

Confirm that we can truncate a whole table successfully.

DatabaseReservedKeywordTestCase::testTruncateReservedWordTable in modules/simpletest/tests/database_test.test

DatabaseTransactionTestCase::cleanUp in modules/simpletest/tests/database_test.test

Start over for a new test.

dblog_clear_log_submit in modules/dblog/dblog.admin.inc

Form submission handler for dblog_clear_log_form().

MenuLanguageTestCase::setUp in modules/menu/tests/menu_language.test

Set up test environment.

MenuLinksUnitTestCase::createLinkHierarchy in modules/simpletest/tests/menu.test

Create a simple hierarchy of links.

_menu_router_save in includes/menu.inc

Saves data from menu_router_build() to the router table.

update_fix_requirements in includes/update.inc

Perform Drupal 7.x to Backdrop 1.x updates that are required for update.php to function properly.