{ ‘title’: ‘Apache Doris 3.0.6 Released’, ‘summary’: ‘Dear community members, the Apache Doris 3.0.6 version was officially released on Jun 16, 2025, this version introduces continuous upgrades and enhancements in Lakehouse, Query Execution and Compute-Storage Decoupled.’, ‘description’: ‘Dear community members, the Apache Doris 3.0.6 version was officially released on Jun 16, 2025, this version introduces continuous upgrades and enhancements in Lakehouse, Query Execution and Compute-Storage Decoupled.’, ‘date’: ‘2025-06-16’, ‘author’: ‘Apache Doris’, ‘tags’: [‘Release Notes’], “image”: ‘/images/3.0.6.jpg’ }

Dear community members, the Apache Doris 3.0.6 version was officially released on Jun 16, 2025.

Quick Download: https://doris.apache.org/download/

GitHub Release: https://github.com/apache/doris/releases

Behavior Changes

  • Prohibited time-series compaction for Unique tables #49905
  • Adjusted Auto Bucket size to 10GB per bucket in compute-storage separation scenarios #50566

New Features

Lakehouse

  • Added support for accessing Iceberg table formats in AWS S3 Table Buckets

Storage

  • IAM Role authorization support for object storage access Applies to import/export, backup/restore, and compute-storage separation scenarios #50252 #50682 #49541 #49565 #49422

New Functions

  • json_extract_no_quotes
  • unhex_null
  • xpath_string
  • str_to_map
  • For detailed information, please refer to documentation
  • months_between
  • next_day
  • format_round:

Improvements

Storage

  • Streamlined Compaction Profile and logs #50950
  • Enhanced scheduling strategy to improve Compaction throughput #49882 #48759 #51482 #50672 #49953 #50819
  • Reduced redundant log output #51093
  • Implemented blacklist mechanism to prevent Routine Load from distributing metadata to unavailable BEs #50587
  • Increased default value of load_task_high_priority_threshold_second #50478

Storage-Compute Decoupled

  • Startup optimization: Accelerated File Cache initialization #50726
  • Query acceleration: Improved File Cache performance #50275 #50387 #50555
  • Metadata optimization: Resolved performance bottlenecks caused by get_version #51111 #50439
  • Garbage collection acceleration: Improved object reclamation efficiency #50037 #50766
  • Stability enhancement: Optimized object storage retry strategy #50957
  • Granular profiling: Added tablet/segment footer dimension metrics #49945 #50564 #50326
  • Schema Change resilience: Enabled New Tablet Compaction by default to prevent -230 errors #51070

Lakehouse

Catalog enhancements

  • Added partition cache TTL control (partition.cache.ttl-second) for Hive Catalog #50724
    • For detailed information, please refer to documentation: Metadata Cache
  • Supported skip.header.line.count property for Hive tables #49929
  • Added compatibility for Hive tables using org.openx.data.jsonserde.JsonSerDe #49958
    • For detailed information, please refer to documentation: Text Format
  • Upgraded Paimon to v1.0.1
  • Upgraded Iceberg to v1.6.1

Functional extensions

  • Added support for Alibaba Cloud OSS-HDFS Root Policy #50678
  • Dialect compatibility: Returned query results in Hive format #49931
    • For detailed information, please refer to documentation: SQL Convertor

Asynchronous Materialized Views

  • Memory optimization: Reduced memory footprint during transparent rewriting #48887

Query Optimizer

  • Improved bucket pruning performance #49388
  • Enhanced lambda expressions: Supported external slot references #44365

Query Execution

  • TopN query acceleration: Optimized performance in compute-storage separation scenarios #50803
  • Function extension: Added variable parameter support for substring_index #50149
  • Geospatial functions: Added ST_CONTAINS, ST_INTERSECTS, ST_TOUCHES, and ST_DISJOINT #49665

Core Components

  • Memory tracker optimization: ~10% performance gain in high-concurrency scenarios #50462
  • Audit log enhancement: Added audit_plugin_max_insert_stmt_length to limit INSERT statement length #51314
    • For detailed information, please refer to documentation: Audit Plugin
  • SQL converter control: Introduced session variables sql_convertor_config and enable_sql_convertor_features
    • For detailed information, please refer to documentation: SQL Dialect

Bug Fixes

Data Ingestion

  • Fixed transaction cleanup failures in BE #50103
  • Improved error reporting accuracy for Routine Load #51078
  • Prevented metadata task distribution to disable_load=true nodes #50421
  • Fixed consumption progress rollback after FE restart #50221
  • Resolved Group Commit and Schema Change conflict causing Core Dump #51144
  • Fixed S3 Load errors when using HTTPS protocol #51246 #51529

Primary Key Model

Storage

  • Fixed CCR and disk balancing race conditions #50663
  • Corrected missing persistence of default partition keys #50489
  • Added Rollup table support for CCR #50337
  • Fixed edge case when cooldown_ttl=0 #50830
  • Resolved data loss caused by GC and Publish contention #50343
  • Fixed partition pruning failure in Delete Job #50674

Storage-Compute Decoupled

  • Fixed Schema Change blocking Compaction #50908
  • Solved object reclamation failure when storage_vault_prefix is empty #50352
  • Resolved query performance issues caused by Tablet Cache #51193 #49420
  • Eliminated performance jitter from residual Tablet Cache #50200

Lakehouse

  • Export fixes
  • Catalog fixes
    • Enabled composite predicate pushdown for JDBC Catalog #50542
    • Fixed Deletion Vector reading for Alibaba Cloud OSS Paimon tables #49645
    • Supported comma-containing Hive partition values #49382
    • Corrected MaxCompute Timestamp column parsing #49600
    • Enabled information_schema system tables for Trino Catalog #49912
  • File formats
    • Fixed LZO compression reading failures #49538
    • Added legacy ORC file compatibility #50358
    • Corrected complex type parsing in ORC files #50136

Asynchronous Materialized Views

  • Fixed refresh miss when specifying both start time and immediate trigger modes #50624

Query Optimizer

  • Fixed rewriting errors with lambda expressions #49166
  • Resolved planning failures with constant group by keys #49473
  • Corrected constant folding logic #50142 #50810
  • Completed system table information retrieval #50721
  • Fixed column type handling when creating views with NULL Literal #49881

Query Execution

  • Fixed BE crashes caused by illegal JSON values during import #50978
  • Corrected Intersect results with NULL constant inputs #50951
  • Fixed predicate mis-execution with Variant types #50934
  • Resolved get_json_string errors with illegal JSON Paths #50859
  • Aligned function behaviors (JSON_REPLACE/INSERT/SET/ARRAY) with MySQL #50308
  • Fixed array_map crashes with empty parameters #50201
  • Prevented core dumps during abnormal Variant-to-JSONB conversion #50180
  • Added missing explode_json_array_json_outer function #50164
  • Aligned results between percentile and percentile_array #49351
  • Optimized UTF8 handling for functions (url_encode/strright/append_trailing_char_if_absent) #49127

Others

  • Fixed audit log loss in high-concurrency scenarios #50357
  • Prevented metadata replay failures during dynamic partition creation #49569
  • Solved Global UDF loss after restart #50279
  • Aligned View metadata return format with MySQL #51058