Source

File: wp-includes/ms-network.php

function _prime_network_caches( $network_ids ) {
	global $wpdb;

	$non_cached_ids = _get_non_cached_ids( $network_ids, 'networks' );
	if ( ! empty( $non_cached_ids ) ) {
		$fresh_networks = $wpdb->get_results( sprintf( "SELECT $wpdb->site.* FROM $wpdb->site WHERE id IN (%s)", join( ',', array_map( 'intval', $non_cached_ids ) ) ) ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared

		update_network_cache( $fresh_networks );
	}
}