Release 0.178#
General#
- Fix various memory accounting bugs, which reduces the likelihood of full GCs/OOMs. 
- Fix a regression that causes queries that use the keyword “stats” to fail to parse. 
- Fix an issue where a query does not get cleaned up on the coordinator after query failure. 
- Add ability to cast to - JSONfrom- REAL,- TINYINTor- SMALLINT.
- Add support for - GROUPINGoperation to complex grouping operations.
- Add support for correlated subqueries in - INpredicates.
- Add - to_ieee754_32()and- to_ieee754_64()functions.
Hive#
- Fix high CPU usage due to schema caching when reading Avro files. 
- Preserve decompression error causes when decoding ORC files. 
Memory connector#
- Fix a bug that prevented creating empty tables. 
SPI#
- Make environment available to resource group configuration managers. 
- Add additional performance statistics to query completion event.