Release 434 (29 Nov 2023)#
General#
- Add support for a - FILTERclause to the- LISTAGGfunction. (#19869)
- ⚠️ Rename the - query.max-writer-tasks-countconfiguration property and the related- max_writer_tasks_countsession property to- query.max-writer-task-countand- max_writer_task_count. (#19793)
- Improve performance of - INSERT ... SELECTqueries that contain a redundant- ORDER BYclause. (#19916)
- Fix incorrect results for queries involving comparisons between - doubleand- realzero and negative zero. (#19828)
- Fix performance regression caused by suboptimal scalar subqueries planning. (#19922) 
- Fix failure when queries on data stored on HDFS involve table functions. (#19849) 
- Prevent sudden increases in memory consumption in some queries with joins involving - UNNEST. (#19762)
BigQuery connector#
ClickHouse connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
Delta Lake connector#
- ⚠️ Disallow invalid configuration options. Previously, they were silently ignored. (#19735) 
- Improve performance when reading large checkpoint files on partitioned tables. (#19588, #19848) 
- Push down filters involving columns of type - timestamp(p) with time zone. (#18664)
- Fix query failure when reading Parquet column index for timestamp columns. (#16801) 
Druid connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
Hive connector#
Hudi connector#
- Fix query failure when reading Parquet column index for timestamp columns. (#16801) 
Iceberg connector#
- ⚠️ Remove support for legacy table statistics tracking. (#19803) 
- ⚠️ Disallow invalid configuration options. Previously, they were silently ignored. (#19735) 
- Fix query failure when reading Parquet column index for timestamp columns. (#16801) 
- Don’t set owner for Glue materialized views when system security is enabled. (#19681) 
Ignite connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
MariaDB connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
MySQL connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
Oracle connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
Phoenix connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859) 
PostgreSQL connector#
Redshift connector#
SingleStore connector#
- Add support for separate metadata caching configuration for schemas, tables, and metadata. (#19859)