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# Release 399 (6 Oct 2022) | ||
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## General | ||
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* Add operator CPU and wall time distribution to `EXPLAIN ANALYZE VERBOSE`. ({issue}`14370`) | ||
* Improve performance of joins. ({issue}`13352`) | ||
* Remove support for the deprecated `row` to `json` cast behavior, and remove the | ||
`deprecated.legacy-row-to-json-cast` configuration property. ({issue}`14388`) | ||
* Fix error when using `PREPARE` with `DROP VIEW` when the view name is quoted. ({issue}`14196`) | ||
* Fix potential planning failure for queries involving `UNION`. ({issue}`14472`) | ||
* Fix error when using aggregations in window expressions when the function | ||
loaded from a plugin. ({issue}`14486`) | ||
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## Accumulo connector | ||
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* Change the default value of the `accumulo.zookeeper.metadata.root` | ||
configuration property to `/trino-accumulo` from `/presto-accumulo`. ({issue}`14326`) | ||
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## BigQuery connector | ||
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* Add support for writing `array`, `row`, and `timestamp` columns. ({issue}`14418`, {issue}`14473`) | ||
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## ClickHouse connector | ||
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* Fix bug where the intended default value of the `domain-compaction-threshold` | ||
configuration property was incorrectly used as a maximum limit. ({issue}`14350`) | ||
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## Delta Lake connector | ||
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* Improve performance of reading decimal columns from Parquet files. ({issue}`14260`) | ||
* Allow setting the AWS Security Token Service endpoint and region when using a | ||
Glue metastore. ({issue}`14412`) | ||
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## Hive connector | ||
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* Add `max-partition-drops-per-query` configuration property to limit the number | ||
of partition drops. ({issue}`12386`) | ||
* Add `hive.s3.region` configuration property to force S3 to connect to a | ||
specific region. ({issue}`14398`) | ||
* Improve performance of reading decimal columns from Parquet files. ({issue}`14260`) | ||
* Reduce memory usage on the coordinator. ({issue}`14408`) | ||
* Reduce query memory usage during inserts to S3. ({issue}`14212`) | ||
* Change the name of the `partition_column` and `partition_value` arguments for | ||
the `flush_metadata_cache` procedure to `partition_columns` and | ||
`partition_values`, respectively, for parity with other procedures. ({issue}`13566`) | ||
* Change field name matching to be case insensitive. ({issue}`13423`) | ||
* Allow setting the AWS STS endpoint and region when using a Glue metastore. ({issue}`14412`) | ||
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## Hudi connector | ||
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* Fix failure when reading hidden columns. ({issue}`14341`) | ||
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## Iceberg connector | ||
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* Improve performance of reading decimal columns from Parquet files. ({issue}`14260`) | ||
* Reduce planning time for complex queries. ({issue}`14443`) | ||
* Store metastore `table_type` property value in uppercase for compatibility | ||
with other Iceberg catalog implementations. ({issue}`14384`) | ||
* Allow setting the AWS STS endpoint and region when using a Glue metastore. ({issue}`14412`) | ||
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## MongoDB connector | ||
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* Support predicate pushdown on `date`, `time(3)`, `timestamp(3)` and | ||
`timestamp(3) with time zone` columns. ({issue}`5658`) | ||
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## Phoenix connector | ||
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* Fix bug where the intended default value of the `domain-compaction-threshold` | ||
configuration property was incorrectly used as a maximum limit. ({issue}`14350`) | ||
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## SQL Server connector | ||
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* Fix error when querying or listing tables with names that contain special | ||
characters. ({issue}`14286`) | ||
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## SPI | ||
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* Add stage output buffer distribution to `EventListener`. ({issue}`14400`) | ||
* Remove deprecated `TimeType.TIME`, `TimestampType.TIMESTAMP` and | ||
`TimestampWithTimeZoneType.TIMESTAMP_WITH_TIME_ZONE` constants. ({issue}`14414`) |