Release 326 (27 Nov 2019)#
General#
Fix incorrect query results when query contains
LEFT JOIN
overUNNEST
. (#2097)Fix performance regression in queries involving
JOIN
. (#2047)Fix accounting of semantic analysis time when queued queries are cancelled. (#2055)
Add SingleStore connector. (#1906)
Improve performance of
INSERT
andCREATE TABLE ... AS
queries containing redundantORDER BY
clauses. (#2044)Improve performance when processing columns of
map
type. (#2015)
Server RPM#
Allow running Presto with Java 11 or above. (#2057)
Security#
Deprecate Kerberos in favor of JWT for Secure internal communication. (#2032)
Hive#
Fix table creation error for tables with S3 location when using
file
metastore. (#1664)Fix a compatibility issue with the CDH 5.x metastore which results in stats not being recorded for ANALYZE. (#973)
Improve performance for Glue metastore by fetching partitions in parallel. (#1465)
Improve performance of
sql-standard
security. (#1922, #1929)
Phoenix connector#
Collect statistics on the count and duration of each call to Phoenix. (#2024)
Other connectors#
These changes apply to the MySQL, PostgreSQL, Redshift, and SQL Server connectors.