Release 0.176#
General#
- Fix an issue where a query (and some of its tasks) continues to consume CPU/memory on the coordinator and workers after the query fails. 
- Fix a regression that cause the GC overhead and pauses to increase significantly when processing maps. 
- Fix a memory tracking bug that causes the memory to be overestimated for - GROUP BYqueries on- bigintcolumns.
- Improve the performance of the - transform_values()function.
- Add support for casting from - JSONto- REALtype.
- Add - parse_duration()function.
MySQL#
- Disallow having a database in the - connection-urlconfig property.
Accumulo#
- Decrease planning time by fetching index metrics in parallel. 
MongoDB#
- Allow predicate pushdown for ObjectID.