v2.4.4

release v2.4.4

v2.5.1

release v2.5.1

v2.5.0

release v2.5.0

SQL features

• SQL commands:
  • Supports ALTER DEFAULT PRIVILEGES command to set privileges for objects created in the future. #22191
  • The public schema is now managed by GRANT / REVOKE command. New non-super users should first be granted privileges before creating objects. #20201
  • Technical Preview: Adds option backfill_order to define the ingestion order of streams during backfill in case of join amplification. #20967
  • Supports ALTER COLUMN TYPE syntax in ALTER TABLE to change the data type of struct columns. Changing between primitive types (e.g., int → bigint) is not supported. #20940
  • SHOW PROCESSLIST now displays queries from all serving nodes, making it easier to troubleshoot distributed queries. #21952
  • Supports CONNECTOR WITH clause for ALTER SINK command. #20691
  • Supports per-database configuration for barrier_interval_ms and checkpoint_frequency. #22178
• SQL functions & operators:
  • Technical preview: Supports approx_count_distinct to estimate the number of distinct values. #21516, #21545
  • Supports array_flatten to flatten an array of arrays. #21640
  • Supports openai_embedding function to generate embeddings. #22242
  • Supports WINDOW clause and window function over named window. #22024
  • Technical Preview: Supports map_filter function to filter map data. #22077
  • Supports the concatenation operator (||), position, and overlay functions for bytea data type. #22076
• System catalog:
  • Adds system catalog rw_fragment_backfill_progress to track the progress of each backfill partition. #22124

Connectors

• Supports Iceberg compaction for Iceberg table engine. #22043
• Supports hosted_catalog=true to enable RisingWave-managed SQL catalog in Iceberg table engine. #21351
• Supports enable_config_load for Iceberg sink, source, connection, and Iceberg table engine. #21938
• Supports partition_by for Iceberg table engine as the Iceberg sink. #21594
• Technical Preview: Webhook source supports receiving batches of updates at once. #22075
• Technical Preview: Supports sink_decouple for creating sink into table. #21784
• Supports using ALTER SINK ... CONNECTOR WITH to update connector-specific properties without recreating the sink. #20691
• Breaking change: Adds escape syntax and usage instructions for the TEMPLATE encoding format. #21431

Installation and deployment

Cluster configuration changes

• Adds session variable streaming_separate_consecutive_join to separate consecutive stream joins to improve performance. #22259
• Technical Preview: Adds session variable streaming_enable_unaligned_join to control whether the streaming joins should be unaligned. #20386

Assets

• Run this version from Docker:
  docker run -it --pull=always -p 4566:4566 -p 5691:5691 risingwavelabs/risingwave:v2.5.0 standalone
• Prebuilt all-in-one library for Linux
• Source code (zip)
• Source code (tar.gz)
• risectl - a CLI tool for managing and accessing RisingWave clusters

v2.5.0-rc.1

release v2.5.0-rc.1

v2.4.3

release v2.4.3

v2.3.4

release v2.3.4

v2.4.2

release v2.4.2

v2.4.1

release v2.4.1

v2.3.3

release v2.3.3

v2.4.0

release v2.4.0

Main Changes

SQL features

• SQL commands:

  • Supports EXPLAIN ANALYZE command to analyze the actual runtime performance of a streaming job. #20715
  • Supports configurable streaming_parallelism settings for tables, indexes, views, sinks, and sources. #21366
  • Supports DESCRIBE FRAGMENTS command to check the execution fragments of an existing job. #21354
  • Supports NOT NULL constraints in table schemas for both batch and streaming operations. #20822
  • Supports CONNECTOR WITH clause for ALTER SINK command. #20691
  • Supports GRANT and REVOKE privileges on connection, function and secret. ****#20755
  • ALTER SYSTEM now applies session variable changes immediately to the current session. #21294

• System catalog:

  • Adds system catalogs iceberg_tables and iceberg_namespace_properties . #21400
  • Adds system function has_function_privilege. #20755

Connectors

• Deprecation notice: Deprecates the Pulsar Iceberg reader and removed the icelake dependency. #20844
• Deprecation notice: The legacy S3 source is now fully deprecated in v2.4.0. #20658
• Supports creating an append-only table with the Iceberg engine. #21811
• Adds commit_retry_num option to configure the number of commit retries on Iceberg failures. #20433
• Supports Redis Pub/Sub messaging in sink connectors. #20991
• Supports Iceberg sink and Iceberg source on Azure Blob. #21468
• Supports exactly once consistency semantics for Iceberg sink. #19771

Cluster configuration changes

• Adds system parameter per_database_isolation to enable per-database failure isolation. #20872
• Adds session variable streaming_enable_materialized_expressions to enable materialized expressions. #21552
• Adds session variable streaming_force_filter_inside_join to force filter pushed down into inner join. #21289

Assets

• Run this version from Docker:
  
  docker run -it --pull=always -p 4566:4566 -p 5691:5691 risingwavelabs/risingwave:v2.4.0-standalone single_node
• Prebuilt all-in-one library for Linux
• Source code (zip)
• Source code (tar.gz)
• risectl - a CLI tool for managing and accessing RisingWave clusters