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# Release 460 (3 Oct 2024) | ||
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## General | ||
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* Fix query failures when complex symbols are referenced from within lambda expression. ({issue}`23649`) | ||
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## Atop connector | ||
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* {{breaking}} Remove the Atop connector. ({issue}`23550`) | ||
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## ClickHouse connector | ||
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* Improve performance of listing columns. ({issue}`23429`) | ||
* Improve performance for queries comparing `varchar` columns. ({issue}`23558`) | ||
* Improve performance for queries using `varchar` columns for `IN` comparisons. ({issue}`23581`) | ||
* Improve performance for queries with complex expressions involving `LIKE`. ({issue}`23591`) | ||
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## Delta Lake connector | ||
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* Add support for using an [Alluxio cluster as file system | ||
cache](/object-storage/file-system-alluxio). ({issue}`21603`) | ||
* Add support for WASBS to [](/object-storage/file-system-azure). ({issue}`23548`) | ||
* Disallow writing to tables that both change data feed and [deletion | ||
vectors](https://docs.delta.io/latest/delta-deletion-vectors.html) are | ||
enabled. ({issue}`23653`) | ||
* Prevent query failures when writing Parquet files with Bloom filter on | ||
columns. ({issue}`22701`) | ||
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## Hive connector | ||
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* Add support for using an [Alluxio cluster as file system | ||
cache](/object-storage/file-system-alluxio). ({issue}`21603`) | ||
* Add support for WASBS to [](/object-storage/file-system-azure). ({issue}`23548`) | ||
* Prevent query failures when writing Parquet files with Bloom filter on | ||
columns. ({issue}`22701`) | ||
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## Hudi connector | ||
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* Add support for WASBS to [](/object-storage/file-system-azure). ({issue}`23548`) | ||
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## Iceberg connector | ||
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* Add support for using an [Alluxio cluster as file system | ||
cache](/object-storage/file-system-alluxio). ({issue}`21603`) | ||
* Add support for WASBS to [](/object-storage/file-system-azure). ({issue}`23548`) | ||
* Ensure table columns are cached in Glue even when table comment is too long. ({issue}`23483`) | ||
* Reduce planning time for queries on columns containing a large number of | ||
nested fields. ({issue}`23451`) | ||
* Prevent query failures when writing Parquet files with Bloom filter on | ||
columns. ({issue}`22701`) | ||
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## Oracle connector | ||
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* Improve performance for queries casting columns to `char` or to `varchar`. ({issue}`22728`) | ||
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## Raptor connector | ||
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* {{breaking}} Remove the Raptor connector. ({issue}`23588`) | ||
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## SQL Server connector | ||
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* Improve performance of listing columns. ({issue}`23429`) |