On 2020-Mar-18, Jeff Davis wrote:
> Disk-based Hash Aggregation.
>
> While performing hash aggregation, track memory usage when adding new
> groups to a hash table. If the memory usage exceeds work_mem, enter
> "spill mode".
Kudos!!
--
Álvaro Herrera https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services
