mysqli_store_result Transfers a result set from the last query resourcemysqli_store_result resourcelink Transfers the result set from the last query on the database connection represented by the link parameter to be used with the mysqli_data_seek function. Although it is always good practice to free the memory used by the result of a query using the mysqli_free_result function, when transfering large result sets using the mysqli_store_result this becomes particularly important.