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Databend Cloud Releases

Latest product updates from Databend Cloud.

Oct 30, 2023​

New Features​

  • Upgraded databend-query to v1.2.184-nightly:
    • MERGE INTO now supports automatic reclustering and compaction.
    • SQLsmith now covers DELETE, UPDATE, ALTER TABLE, CAST, and MERGE INTO.
    • Added a new system function FUSE_ENCODING.
    • Added semi-structured data processing functions JSON_EACH and JSON_ARRAY_ELEMENTS.
    • Added date & time functions TO_WEEK_OF_YEAR and DATE_PART.
  • Added support for User-Defined Functions (UDFs).

Sep 13, 2023​

New Features​

  • Upgraded databend-query to v1.2.109-nightly:
    • Added support for GROUP BY ALL.
    • Introduced masking policies.
    • Added support for distributed REPLACE INTO.
    • Added support for Hash Join spill.
    • Added initial support for the DAC privilege model.
    • Improved performance of Inner Join.
    • Improved Common Table Expressions (CTEs) performance through materialization.
    • Columns in Databend are now nullable by default.
  • Databend Cloud is now on AWS Marketplace.
  • Introduced databend-kafka-connect for seamless data ingestion from Kafka.

July 25, 2023​

New Features​

  • Upgraded databend-query to v1.2.31-nightly:
    • Added support for creating Bloom Indexes for specified columns.
    • Added basic read support for Iceberg table.
    • Added support for distributed COPY INTO.
    • Enhanced system.query_profile with additional execution information, facilitating query profiling.
  • Introduced debezium-server-databend, enabling CDC stream ingestion from RDBMS like MySQL/Postgres into Databend.

Jun 30, 2023​

New Features​

  • Upgraded databend-query to v1.2.0-nightly:
    • You can now utilize the Flink CDC connector to load data from other databases in real-time.
    • Added support for renaming a column with ALTER TABLE [ IF EXISTS ] <name> RENAME COLUMN <col_name> TO <new_col_name>.
    • Added support for using column position when querying CSV and TSV files.
    • Added HTTP query deduplication via X-DATABEND-DEDUPLICATE-LABEL header.
    • Added support for distributed deletion.

Bug Fixes​

  • Fixed stability issues with storage usage statistics.

Jun 6, 2023​

New Features​

  • Upgraded databend-query to v1.1.54-nightly:
    • Added support for Virtual Columns.
    • Added support for adding expressions to a window function.
    • Added support for setting a deduplicate_label in INSERT, UPDATE, and REPLACE operaitons.
    • Added support for setting optimization hints in COPY INTO.
    • Added native support for COS.
    • Added support for IEJoin.
  • Enhanced SQL hints in worksheet using the Azure OpenAI service.

May 23, 2023​

New Features​

  • Upgraded databend-query to v1.1.40-nightly:
    • Introduced the VACUUM TABLE command to optimize system performance by freeing up storage space and permanently removing historical data files from a table.
    • Added support for Computed Columns generated through scalar expressions from other columns.
    • Added support for replacing with stage attachment.
    • Introduced new bitmap functions: bitmap_contains, bitmap_has_all, bitmap_has_any, bitmap_or, bitmap_and, bitmap_xor, and more.
  • Added the ability to integrate with Tableau.
  • Added support for filtering files using regex patterns when creating a pipe.
  • Added support for modifying the size and auto-suspend time of a warehouse.

May 15, 2023​

New Features​

  • Upgraded databend-query to v1.1.30-nightly:
    • Added bitmap functions: bitmap_count and build_bitmap.
    • Optimizer now supports constant folding.
    • Improved Hash Join performance with a new Hash table design.
  • Now the worksheets can be viewed and managed as tabs.

April 25, 2023​

New Features​

  • Upgraded databend-query to v1.1.7-nightly:
    • REPLACE INTO can now handle tables that have a cluster key.
    • Introduced the array_aggregate function and other array aggregate functions like std, median.
    • Introduced the window function percent_rank.
  • Upgraded BendSQL to provide improved SQL keyword highlights and auto completion.

Bug Fixes​

  • Fixed an issue where the default database was not available on the data loading page .

April 12, 2023​

New Features​

  • Upgraded databend-query to v1.0.60-nightly:
    • Introduced Eager Aggregation to improve data grouping and joining performance.
    • Passed ALL TPC-DS queries.
    • New aggregation functions: QUANTILE_DISC, KURTOSIS, SKEWNESS.
  • New Integrations:
    • Automatic data loading via Apache DolphinScheduler.

April 04, 2023​

New Features​

  • Upgraded databend-query to v1.0.43-nightly:
    • New query syntax: PIVOT, UNPIVOT, GROUP BY CUBE, and ROLLUP.
    • Introduced AI functions: Turns Databend Cloud into an intelligent data store, allowing you to unlock deeper insights and extract more value from your data.
    • Introduced window functions.
  • New Integrations:
    • DBeaver: Enables you to connect to Databend Cloud using the desktop application for a more seamless experience.
    • Redash: Enables you to produce beautiful visualizations of your data, facilitating analysis and presentation.

Bug Fixes​

  • Improved the stability of warehouse auto-suspending: Warehouses can now be suspended as intended.

March 21, 2023​

New Features​

  • Introduced a native integration with Metabase: You can now connect to Metabase and create beautiful data visualizations or reports.
  • Upgraded databend-query to 1.0.26-nightly:
    • Allowed data transformation when loading data with COPY INTO.
    • Introduced the function ai_to_sql() that converts your natural language instructions to SQL queries.

Enhancements​

  • Added a purge option for creating a pipeline, allowing automatic purging of ingested files.
  • Enhanced the ability to collect real-time data on the usage of warehouses and the size of table storage.
  • Optimized the UI prompts for expired plans.

March 14, 2023​

New Features​

  • Upgraded databend-query to v1.0.15-nightly:
    • Improved COPY performance when dealing with large amounts of data files.
    • Added support for REPLACE statement which allows for more efficient data manipulation.
    • Added support for Map type with built-in BloomFilter index which allows for more efficient data retrieval and querying.
  • Added AWS us-west-2 region.

Enhancement​

  • Enlarge the member limit of organization to 5 by default.
  • Improved the billing page for better usability.

March 07, 2023​

New Features​

  • Introduced new tools:
  • Upgraded databend-query to v1.0.4-nightly:
    • Added support for the decimal data type.
    • Added support for data block cache and query result cache.
    • Optimized memory usage for GROUP BY.
    • Performance improvements.

Enhancements​

  • Pipe now includes a region option and supports regular full-turn polling reset.

Bug Fixes​

  • No longer starts a warehouse automatically when a new tenant is created.
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