Methods 1 to 4 of 4 AddColumnsToIndexables::down() – Migration down. AddColumnsToIndexables::get_indexable_table() – Retrieves the Indexable table. AddColumnsToIndexables::get_tables() – Retrieves the table names to use. AddColumnsToIndexables::up() – Migration up. Extended by Class name: AddColumnsToIndexables Plugin ref: Yoast SEO Version: 20.2.1 Sourcefile: src/config/migrations/20200420073606_AddColumnsToIndexables.php File ref: src/config/migrations/20200420073606_AddColumnsToIndexables.php API Letters: A