Release 0.104#
General#
Handle thread interruption in StatementClient.
Fix CLI hang when server becomes unreachable during a query.
Add
covar_pop()
,covar_samp()
,corr()
,regr_slope()
, andregr_intercept()
functions.Fix potential deadlock in cluster memory manager.
Add a visualization of query execution timeline.
Allow mixed case in input to
from_hex()
.Display “BLOCKED” state in web UI.
Reduce CPU usage in coordinator.
Fix excess object retention in workers due to long running queries.
Reduce memory usage of
array_distinct()
.Add optimizer for projection push down which can improve the performance of certain query shapes.
Improve query performance by storing pre-partitioned pages.
Support
TIMESTAMP
forfirst_value()
,last_value()
,nth_value()
,lead()
andlag()
.
Hive#
Upgrade to Parquet 1.6.0.
Collect request time and retry statistics in
PrestoS3FileSystem
.Fix retry attempt counting for S3.