wphooks.info - after_db_upgrade

after_db_upgrade

(trunk - 5.0-alpha-42177)

The hook occurs in the following file:

wp-admin/admin.php:
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if ( get_option('db_upgraded') ) {
	flush_rewrite_rules();
	update_option( 'db_upgraded',  false );

	/**
	 * Fires on the next page load after a successful DB upgrade.
	 *
	 * @since 2.8.0
	 */
	do_action( 'after_db_upgrade' );
} elseif ( get_option('db_version') != $wp_db_version && empty($_POST) ) {
	if ( !is_multisite() ) {
		wp_redirect( admin_url( 'upgrade.php?_wp_http_referer=' . urlencode( wp_unslash( $_SERVER['REQUEST_URI'] ) ) ) );
		exit;

	/**
	 * Filters whether to attempt to perform the multisite DB upgrade routine.
	 *
	 * In single site, the user would be redirected to wp-admin/upgrade.php.