Features

• Support SQL formatting in FixSQL modal by @fredalai in #1900
• Support MySQL and Postgres data source for dbt-tool by @goldmedal in #1876

Chores and fixes

• chore(wren-launcher): add CI flow and apply lint tools by @goldmedal in #1877
• fix(wren-ai-service): correct return type annotations in DDLChunker methods by @xiearthur in #1864
• fix(wren-ai-service): add instructions support to SQL correction pipeline by @OmarAhmed-A in #1890
• chore(wren-ai-service): update deps by @cyyeh in #1892
• chore(wren-ai-service): minor updates (ai-env-changed) by @cyyeh in #1893
• chore(wren-ai-service): fix relationship recommendation by @cyyeh in #1895
• fix(wren-ui): show text based answer preview data error by @andreashimin in #1903
• chore(wren-ai-service): improve add quotes by @cyyeh in #1913, #1917, #1919
• chore(wren-ai-service): revert add quotes by @cyyeh in #1925
• fix(wren-ai-service): timeout in sql executor by @yichieh-lu in #1927
• chore(wren-ai-service): improve displayName for indexing by @cyyeh in #1931
• chore(wren-ui): return ibis error in error response by @onlyjackfrost in #1929
• chore(wren-ai-service): improve text2sql (ai-env-changed) by @cyyeh in #1936
• chore(wren-ui): remove excel-addin learning by @andreashimin in #1947
• chore(wren-ai-service): fix dry run by @cyyeh in #1955
• chore(wren-ai-service): update sql diagnosis by @cyyeh in #1956

Security updates

• chore(deps): bump sha.js from 2.4.11 to 2.4.12 in /wren-ui in the npm_and_yarn group across 1 directory by @dependabot[bot] in #1911
• chore(wren-ai-service): bump h2 from 4.2.0 to 4.3.0 in /wren-ai-service in the pip group by @dependabot[bot] in #1918
• chore(deps): bump next from 14.2.30 to 14.2.32 in /wren-ui in the npm_and_yarn group across 1 directory by @dependabot[bot] in #1923
• chore(deps): bump github.com/go-viper/mapstructure/v2 from 2.3.0 to 2.4.0 in /wren-launcher in the go_modules group across 1 directory by @dependabot[bot] in #1910

New Contributors

• @OmarAhmed-A made their first contribution in #1890

Full Changelog: 0.27.0...0.28.0

What's Changed

• chore(wren-launcher): add CI flow and apply lint tools by @goldmedal in #1877
• fix(wren-ai-service): correct return type annotations in DDLChunker methods by @xiearthur in #1864
• fix(wren-ai-service): add instructions support to SQL correction pipeline by @OmarAhmed-A in #1890
• chore(wren-ai-service): update deps by @cyyeh in #1892
• chore(wren-ai-service): minor updates (ai-env-changed) by @cyyeh in #1893
• chore(wren-ai-service): fix relationship recommendation by @cyyeh in #1895
• feat(wren-ui): Support SQL formatting in FixSQL modal by @fredalai in #1900
• fix(wren-ui): show text based answer preview data error by @andreashimin in #1903
• chore(wren-ai-service): improve add quotes by @cyyeh in #1913
• chore(wren-ai-service): fix add quotes by @cyyeh in #1917
• chore(wren-ai-service): fix add quotes by @cyyeh in #1919
• chore(deps): bump sha.js from 2.4.11 to 2.4.12 in /wren-ui in the npm_and_yarn group across 1 directory by @dependabot[bot] in #1911
• chore(wren-ai-service): bump h2 from 4.2.0 to 4.3.0 in /wren-ai-service in the pip group by @dependabot[bot] in #1918
• feat(wren-launcher): support MySQL and Postgres data source for dbt-tool by @goldmedal in #1876
• chore(wren-ai-service): revert add quotes by @cyyeh in #1925
• fix(wren-ai-service): timeout in sql executor by @yichieh-lu in #1927
• chore(wren-ai-service): improve displayName for indexing by @cyyeh in #1931
• chore(wren-ui): return ibis error in error response by @onlyjackfrost in #1929
• chore(wren-ai-service): improve text2sql (ai-env-changed) by @cyyeh in #1936
• chore(deps): bump next from 14.2.30 to 14.2.32 in /wren-ui in the npm_and_yarn group across 1 directory by @dependabot[bot] in #1923
• chore(deps): bump github.com/go-viper/mapstructure/v2 from 2.3.0 to 2.4.0 in /wren-launcher in the go_modules group across 1 directory by @dependabot[bot] in #1910
• chore(wren-ui): remove excel-addin learning by @andreashimin in #1947
• chore(wren-ai-service): fix dry run by @cyyeh in #1955
• chore(wren-ai-service): update sql diagnosis by @cyyeh in #1956
• Release 0.28.0-rc.1 by @github-actions[bot] in #1957

New Contributors

• @OmarAhmed-A made their first contribution in #1890

Full Changelog: 0.27.0...0.28.0-rc.1

Features

• Add support for new GPT-5 models with reasoning_effort parameter in configurations by @yichieh-lu in #1875, #1880
• Provide Snowflake key pair authentication by @andreashimin in #1865, #1873
• Show intent reasoning for general answers by @fredalai in #1868
• Add support for Arabic, Persian (fa_IR), Italian, Dutch (NL) languages by @AbdullahAldakheel in #1788, @imani in #1732, @yalexbadan in #1468, @andreashimin in #1867
• Add Zhipu AI GLM-4.5 configuration by @xiearthur in #1863

Fixes and chores

• Handle error with try/catch when mutation shouldn't have onError by @andreashimin in #1872
• Add custom instructions to wren-ai-service by @cyyeh in #1869

New Contributors

• @xiearthur made their first contribution in #1863
• @AbdullahAldakheel made their first contribution in #1788
• @imani made their first contribution in #1732
• @yalexbadan made their first contribution in #1468

Full Changelog: 0.26.0...0.27.0

What's Changed

• feat(config): add 'reasoning_effort' parameter to GPT-5 model configurations across multiple files (ai-env-changed) by @yichieh-lu in #1880
• Release 0.27.0-rc.3 by @github-actions[bot] in #1881

Full Changelog: 0.27.0-rc.2...0.27.0-rc.3

What's Changed

• Release 0.27.0-rc.2 by @github-actions[bot] in #1879

Full Changelog: 0.27.0-rc.1...0.27.0-rc.2

What's Changed

• feat: Add Zhipu AI GLM-4.5 configuration by @xiearthur in #1863
• feat(wren-ui): add support for Arabic language (AR) by @AbdullahAldakheel in #1788
• Feat(wren-ui): Add Persian (fa_IR) language support to project by @imani in #1732
• feature(wren-ai-service+wren-ui): Added Italian to available project languages for prompting by @yalexbadan in #1468
• chore(wren-ai-service): add custom instructions by @cyyeh in #1869
• feat(wren-ui): Support Dutch(NL) language by @andreashimin in #1867
• feat(wren-ui): Provide Snowflake key pair authentication by @andreashimin in #1865
• feat(wren-ui): show intent reasoning for general answer by @fredalai in #1868
• fix(wren-ui): Handle error with try/catch mutation shouldn't has onError by @andreashimin in #1872
• chore(wren-ui): update doc link to snowflake authentication by @andreashimin in #1873
• feat(wren-ai-service): add support for new GPT-5 models in configuration files (ai-env-changed) by @yichieh-lu in #1875
• Release 0.27.0-rc.1 by @github-actions[bot] in #1878

New Contributors

• @xiearthur made their first contribution in #1863
• @AbdullahAldakheel made their first contribution in #1788
• @imani made their first contribution in #1732
• @yalexbadan made their first contribution in #1468

Full Changelog: 0.26.0...0.27.0-rc.1

Features

• feat(wren-ibis-server): Introduce bigquery white function list by @douenergy
• feat(wren-ibis-server): add statement_timeout for Clickhouse, trino by @goldmedal
• feat(wren-ibis-server): remove to_char from BigQuery white function list by @douenergy
• feat(wren-ibis-server): introduce DuckDB connector by @goldmedal
• feat(wren-engine): enhance the error message for CLAC failure by @goldmedal
• feat(wren-ibis-server): introduce database and statement timeout for connector by @goldmedal
• feat(wren-engine): apply default nulls last policy for ordering by @goldmedal
• feat(wren-engine): improve the scope analyzer for the used models by @goldmedal
• feat(wren-ibis-server): Add safe rounding for Decimal columns to support PyArrow Decimal128 limits by @douenergy

Fixes and Chores

• fix(wren-ibis-server): handle pyarrow unsupported types (decimal and uuid) by @goldmedal
• fix(wren-engine): fix count statement for BigQuery by @goldmedal
• fix(wren-engine): avoid to generate duplicate models after extracting manifest by @goldmedal
• fix(wren-engine): fix RLAC for model with an alias by @goldmedal
• fix(wren-ibis-server): using DataFusion to format the query result by @goldmedal
• fix(wren-ibis-server): Correctly filter Oracle tables by connected user's schema by @loaferxuan
• chore(wren-ai-service): update backoff retry mechanism by @cyyeh in #1805
• chore(wren-ai-service): improve embedding performance and allow setting batch size for embedding by @cyyeh in #1814
• chore(wren-ai-service): improve intent classification by @cyyeh in #1816
• chore(wren-ai-service): fix configs (ai-env-changed) by @cyyeh in #1815
• chore(wren-ai-service): improve misleading pipeline prompt by @cyyeh in #1818
• chore(wren-ai-service): improve text2sql stability by @cyyeh in #1819, #1836, #1841, #1844, #1846, #1855
• chore(wren-ai-service): add vertex ai config by @cyyeh in #1833
• chore(wren-ai-service): make sure there is data in recommended questions by @cyyeh in #1826
• refactor(wren-ui): error handling on mutations, chart spec by @fredalai, @andreashimin in #1837, #1840

What's Changed

• chore(wren-ai-service): add retrieved_tables to sql correction api by @cyyeh in #1804
• chore(wren-ai-service): update backoff retry mechanism by @cyyeh in #1805
• update diagram by @chilijung in #1808
• Update README.md by @chilijung in #1810
• chore(wren-ai-service): bump pillow from 11.2.1 to 11.3.0 in /wren-ai-service in the pip group by @dependabot[bot] in #1811
• chore(wren-ai-service): minor updates (ai-env-changed) by @cyyeh in #1809
• chore(wren-ai-service): fix circular import issue by @cyyeh in #1812
• chore(wren-ai-service): improve embedding performance and allow setting batch size for embedding by @cyyeh in #1814
• chore(wren-ai-service): improve intent classification by @cyyeh in #1816
• chore(wren-ai-service): fix configs (ai-env-changed) by @cyyeh in #1815
• chore(wren-ai-service): improve misleading pipeline prompt by @cyyeh in #1818
• chore(wren-ai-service): improve sql prompt by @cyyeh in #1819
• Update README.md by @chilijung in #1821
• Update README.md by @chilijung in #1824
• chore(wren-ai-service): refine intent classification by @cyyeh in #1825
• chore(wren-ai-service): allow data preview while recommending questions by @cyyeh in #1826
• fix(wren-ai-service): minor update by @yichieh-lu in #1829
• chore(wren-ai-service): update deps by @cyyeh in #1830
• chore(wren-ai-service): add vertex ai config by @cyyeh in #1833
• chore(wren-ai-service): minor updates by @cyyeh in #1834
• chore(wren-ai-service): fix typo by @cyyeh in #1835
• chore(wren-ai-service): improve text2sql by @cyyeh in #1836
• chore(deps): bump next from 14.2.26 to 14.2.30 in /wren-ui in the npm_and_yarn group across 1 directory by @dependabot[bot] in #1696
• chore(wren-ai-service): improve text2sql by @cyyeh in #1839
• chore(deps): bump github.com/go-viper/mapstructure/v2 from 2.0.0 to 2.3.0 in /wren-launcher in the go_modules group across 1 directory by @dependabot[bot] in #1801
• refactor(wren-ui): error handling on mutations, chart spec by @andreashimin in #1837
• fix(wren-ui): fix error handling by @fredalai in #1840
• chore(wren-ai-service): improve text2sql stability by @cyyeh in #1841
• chore(wren-ai-service): minor updates by @cyyeh in #1843
• chore(wren-ai-service): improve text2sql by @cyyeh in #1844
• feat(wren-launcher): introduce CLI tool for dbt integration by @goldmedal in #1827
• chore(wren-ai-service): improve text2sql by @cyyeh in #1846
• chore(wren-ai-service): minor updates by @cyyeh in #1847
• chore(deps): bump form-data from 4.0.0 to 4.0.4 in /wren-ui in the npm_and_yarn group across 1 directory by @dependabot[bot] in #1845
• feat(wren-ai-service): add instruction scope by @cyyeh in #1854
• chore(wren-ai-service): improve text2sql by @cyyeh in #1855
• Release 0.26.0-rc.1 by @github-actions[bot] in #1856

Full Changelog: 0.25.0...0.26.0-rc.1

Features

• API enhancement by @wwwy3y3 in #1781
  • Models API: GET /models - Retrieve latest deployed models in MDL format
  • Ask API: POST /ask - Enhanced natural language to SQL with summary generation
  • Summary API: POST /generate_summary - Generate insights from a SQL statement
  • Streaming APIs: Real-time progress for "ask" and "SQL generation" (/stream/ask, /stream/generate_sql)
  • Knowledge APIs: Full CRUD for instructions and SQL pairs (/knowledge/instructions, /knowledge/sql_pairs)

Fixes and chores

• chore(wren-ai-service): minor updates by @cyyeh in #1791
• chore(wren-ai-service): update docs by @cyyeh in #1797
• Update README.md by @chilijung in #1802

Security updates

• chore(deps): bump github.com/containerd/containerd/v2 from 2.0.4 to 2.0.5 in /wren-launcher in the go_modules group across 1
  directory by @dependabot in #1679
• chore(wren-ui): upgrade tar-fs to 2.1.3 by @onlyjackfrost in #1798

Full Changelog: 0.24.1...0.25.0

What's Changed

• chore(wren-ai-service): minor updates by @cyyeh in #1791
• chore(deps): bump github.com/containerd/containerd/v2 from 2.0.4 to 2.0.5 in /wren-launcher in the go_modules group across 1 directory by @dependabot in #1679
• chore(wren-ai-service): update docs by @cyyeh in #1797
• feat(wren-ui): API enhancement by @wwwy3y3 in #1781
• chore(wren-ui): upgrade tar-fs to 2.1.3 by @onlyjackfrost in #1798
• Release 0.25.0-rc.1 by @github-actions in #1799

Full Changelog: 0.24.1...0.25.0-rc.1