Release 327 (20 Dec 2019)#
General#
Fix join query failure when late materialization is enabled. (#2144)
Fix failure of
word_stem()
for certain inputs. (#2145)Fix query failure when using
transform_values()
insidetry()
and the transformation fails for one of the rows. (#2315)Fix potential incorrect results for aggregations involving
FILTER (WHERE ...)
when the condition is a reference to a table column. (#2267)Allow renaming views with ALTER VIEW. (#1060)
Add
error_type
anderror_code
columns tosystem.runtime.queries
. (#2249)Rename
experimental.work-processor-pipelines
configuration property toexperimental.late-materialization.enabled
and renamework_processor_pipelines
session property tolate_materialization
. (#2275)
Security#
Allow using multiple system access controls. (#2178)
Add Password file authentication. (#797)
Hive connector#
Fix incorrect query results when reading
timestamp
values from ORC files written by Hive 3.1 or later. (#2099)Fix a CDH 5.x metastore compatibility issue resulting in failure when analyzing or inserting into a table with
date
columns. (#556)Reduce number of metastore calls when fetching partitions. (#1921)
Support reading from insert-only transactional tables. (#576)
Deprecate
parquet.fail-on-corrupted-statistics
(previously known ashive.parquet.fail-on-corrupted-statistics
). Setting this configuration property tofalse
may hide correctness issues, leading to incorrect query results. Session propertyparquet_fail_with_corrupted_statistics
is deprecated as well. Both configuration and session properties will be removed in a future version. (#2129)Improve concurrency when updating table or partition statistics. (#2154)
Add support for renaming views. (#2189)
Allow configuring the
hive.orc.use-column-names
config property on a per-session basis using theorc_use_column_names
session property. (#2248)
Kudu connector#
MongoDB connector#
Add support for reading from views. (#2156)
PostgreSQL connector#
Allow converting unsupported types to
VARCHAR
by setting the session propertyunsupported_type_handling
or configuration propertyunsupported-type-handling
toCONVERT_TO_VARCHAR
. (#1182)
MySQL connector#
Fix
INSERT
query failure whenGTID
mode is enabled. (#2251)
Elasticsearch connector#
Improve performance for queries involving equality and range filters over table columns. (#2310)
Google Sheets connector#
Fix incorrect results when listing tables in
information_schema
. (#2118)
SPI#
Add
executionTime
toQueryStatistics
for event listeners. (#2247)