Release 0.140¶
General Changes¶
Add the
TRY
function to handle specific data exceptions. See Conditional Expressions.Optimize predicate expressions to minimize redundancies.
Add environment name to UI.
Fix logging of
failure_host
andfailure_task
fields inQueryCompletionEvent
.Fix race which can cause queries to fail with a
REMOTE_TASK_ERROR
.Optimize
array_distinct()
forarray(bigint)
.Optimize
>
operator for ARRAY.Fix an optimization issue that could result in non-deterministic functions being evaluated more than once producing unexpected results.
Fix incorrect result for rare
IN
lists that contain certain combinations of non-constant expressions that are null and non-null.Improve performance of joins, aggregations, etc. by removing unnecessarily duplicated columns.
Optimize
NOT IN
queries to produce more compact predicates.
Hive Changes¶
Remove bogus “from deserializer” column comments.
Change categorization of Hive writer errors to be more specific.
Add date and timestamp support to new Parquet Reader
SPI Changes¶
Remove partition key from
ColumnMetadata
.Change return type of
ConnectorTableLayout.getDiscretePredicates()
.
Note
This is a backwards incompatible change with the previous connector SPI. If you have written a connector, you will need to update your code before deploying this release.