Release overview

Maintenance release to include important bug fixes and critical features. Fixed CVE-2022-21449.

Gotchas

None when you are upgrading from the start or 6.3. It is just software update. If you're upgrading from 6.2.1 or earlier, please refer to the gotchas of 6.3

What is new

ILP

• make ILP implicit schema optional by @ideoma in https://github.com/questdb/questdb/pull/2178

CORE

• move from openjdk docker image to debian image and amazon-corretto by @mariusgheorghies in https://github.com/questdb/questdb/pull/2200

What we fixed

SQL

• fix for mixing up TRUE and FALSE while updating BOOLEAN field by @glasstiger in https://github.com/questdb/questdb/pull/2176
• fix the comparison refer to 'infinity' by @KevinChen16 in https://github.com/questdb/questdb/pull/2160
• use xxhash hash algorithm to improve join performance by @puzpuzpuz in https://github.com/questdb/questdb/pull/2174
• reworked UNION, UNION ALL, EXCEPT and INTERSECT implementation to support type widening and sorting by @ideoma in https://github.com/questdb/questdb/pull/2123
• AVX to SSE downgrade for scalar mode by @eugenels in https://github.com/questdb/questdb/pull/2169
• fixed occasional double-free during SQL execution by @bluestreak01 in https://github.com/questdb/questdb/pull/2205

ILP

• fix failed ILP auth key verification on certain keys by @puzpuzpuz in https://github.com/questdb/questdb/pull/2198

CORE

• enforce correct table and columns names on all operations by @ideoma in https://github.com/questdb/questdb/pull/2172
• move parallel execution jobs registration out of http server by @puzpuzpuz in https://github.com/questdb/questdb/pull/2154

Contributor's Hall of Fame

We want to thank our new contributors:

• @1998code made their first contribution in https://github.com/questdb/questdb/pull/2190

Full Changelog: https://github.com/questdb/questdb/compare/6.4...6.4.1