20. The computer-program product of claim 18 , the specified task comprising a fourth subtask, the computing device caused to perform operations including: compare the source processing environment to the destination processing environment; and based on the comparison, select one of the specified source device and the specified destination device to perform the fourth subtask, generate instructions to perform the fourth subtask, and transmit the instructions generated to perform the fourth subtask to the selected one of the specified source device and the specified destination device.
18. The computer-program product of claim 11 , the computing device caused to perform operations including: receive an indication of a specified destination device to perform at least a third subtask, wherein the specified task comprises the third subtask and the destination device is to store data generated by performance of the specified task; retrieve from the specified destination device an indication of a destination processing environment currently available within at least the specified destination device in response to the receipt of the indication of the specified destination device, wherein the indication of the destination processing environment comprises indications of the identity and version level of a database routine of the specified destination device; determine a second set of one or more languages able to be interpreted by the database routine of the specified destination device based on the identity and a version level of the database routine of the specified destination device; determine whether to perform the first and second subtasks sequentially or at least partly in parallel based on at least one aspect of the source processing environment and at least one aspect of the destination processing environment; select a language of the second set of languages in which to generate instructions to perform the third subtask based on the destination processing environment; generate the instructions to perform the third subtask; and transmit second task instructions comprising the instructions generated to perform at least the third subtask to the specified destination device.