12.101. Release 0.149
General Changes
- Fix runtime failure for queries that use grouping sets over unions.
- Do not ignore null values in
array_agg().
- Fix failure when casting row values that contain null fields.
- Fix failure when using complex types as map keys.
- Fix potential memory tracking leak when queries are cancelled.
- Fix rejection of queries that do not match any queue/resource group rules.
Previously, a 500 error was returned to the client.
- Fix
trim() and rtrim() functions to produce more intuitive results
when the argument contains invalid UTF-8 sequences.
- Add a new web interface with cluster overview, realtime stats, and improved sorting
and filtering of queries.
- Add support for
FLOAT type.
- Rename
query.max-age to query.min-expire-age.
optimizer.columnar-processing and optimizer.columnar-processing-dictionary
properties were merged to optimizer.processing-optimization with possible
values disabled, columnar and columnar_dictionarycolumnar_processing and columnar_processing_dictionary session
properties were merged to processing_optimization with possible values
disabled, columnar and columnar_dictionary- Change
%y (2-digit year) in date_parse() to evaluate to a year between
1970 and 2069 inclusive.
- Add
queued flag to StatementStats in REST API.
- Improve error messages for math operations.
- Improve memory tracking in exchanges to avoid running out of Java heap space.
- Improve performance of subscript operator for the
MAP type.
- Improve performance of
JOIN and GROUP BY queries.
Hive Changes
- Clean up empty staging directories after inserts.
- Add
hive.dfs.ipc-ping-interval config for HDFS.
- Change default value of
hive.dfs-timeout to 60 seconds.
- Fix ORC/DWRF reader to avoid repeatedly fetching the same data when stripes
are skipped.
- Fix force local scheduling for S3 or other non-HDFS file systems.
