Release 463 (23 Oct 2024)

General

• Enable HTTP/2 for internal communication by default. The previous behavior can be restored by setting internal-communication.http2.enabled to false. ({issue}21793)
• Support connecting over HTTP/2 for client drivers and client applications. ({issue}21793)
• Add {func}timezone functions to extract the timezone identifier from from a timestamp(p) with time zone or time(p) with time zone. ({issue}20893)
• Include table functions with SHOW FUNCTIONS output. ({issue}12550)
• Print peak memory usage in EXPLAIN ANALYZE output. ({issue}23874)
• Disallow the window framing clause for {func}ntile, {func}rank, {func}dense_rank, {func}percent_rank, {func}cume_dist, and {func}row_number. ({issue}23742)

JDBC driver

• Support connecting over HTTP/2. ({issue}21793)

CLI

• Support connecting over HTTP/2. ({issue}21793)

ClickHouse connector

• Improve performance for queries with IS NULL expressions. ({issue}23459)

Delta Lake connector

• Add support for writing change data feed when deletion vector is enabled. ({issue}23620)

Iceberg connector

• Add support for nested namespaces with the REST catalog. ({issue}22916)
• Add support for configuring the maximum number of rows per row-group in the ORC writer with the orc_writer_max_row_group_rows catalog session property. ({issue}23722)
• Clean up position delete files when OPTIMIZE is run on a subset of the table's partitions. ({issue}23801)
• Rename iceberg.add_files-procedure.enabled catalog configuration property to iceberg.add-files-procedure.enabled. ({issue}23873)

SingleStore connector

• Fix incorrect column length of varchar type in SingleStore version 8. ({issue}23780)