apache/doris-website
Dec 2025 – Dec 2025
1 Month active
Languages Used
MarkdownSQL
Technical Skills
SQLSQL function developmentdatabase managementdocumentation
İsmail Tosun
PROFILE
İsmail Tosun
Ismail Tosun focused on reliability and clarity in his recent engineering work. In apache/doris, he delivered a targeted fix for BigInt display and parsing in the Doris Playground, isolating changes to the JSON request utility and integrating a dedicated parsing library to ensure accurate rendering of large integers. Later, in apache/doris-website, he enhanced SQL function documentation and clarified planner constraints, updating guidance for APPEND_TRAILING_CHAR_IF_ABSENT and documenting GROUPING_ID limitations in the Nereids planner. His work combined JavaScript, SQL, and Markdown, demonstrating careful attention to edge cases, maintainability, and user experience across both backend data handling and documentation.
Overall Statistics
Feature vs Bugs
33%Features
Repository Contributions
3Total
Bugs
2
Commits
3
Features
1
Lines of code
126
Activity Months2
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199 peopleShared Repositories
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Work History
December 2025
2 Commits • 1 Features
Dec 1, 2025December 2025: Focused, documentation-driven improvements in apache/doris-website that clarified behavior and constraints for trailing character handling and the Nereids planner. Delivered a feature update for APPEND_TRAILING_CHAR_IF_ABSENT (3.x) with enhanced usage documentation and edge-case handling, supported by a dedicated commit and linked Doris PRs. Fixed and clarified a documentation bug: GROUPING_ID cannot be used with ORDER BY in the Nereids planner, including explicit error context. These changes improve product usability, reduce confusion for users writing queries across Doris 3.x/4.x, and reinforce accurate guidance for developers and operators.
2 Commits • 1 Features
Dec 1, 2025December 2025: Focused, documentation-driven improvements in apache/doris-website that clarified behavior and constraints for trailing character handling and the Nereids planner. Delivered a feature update for APPEND_TRAILING_CHAR_IF_ABSENT (3.x) with enhanced usage documentation and edge-case handling, supported by a dedicated commit and linked Doris PRs. Fixed and clarified a documentation bug: GROUPING_ID cannot be used with ORDER BY in the Nereids planner, including explicit error context. These changes improve product usability, reduce confusion for users writing queries across Doris 3.x/4.x, and reinforce accurate guidance for developers and operators.
December 2025
March 2025
1 Commits
Mar 1, 2025Month: 2025-03. Delivered a critical correctness fix in Doris Playground for BigInt display and parsing, with targeted changes confined to the request utility handling JSON responses in apache/doris. This work improved the reliability of numeric rendering in the Playground and reduced user confusion when inspecting large integer values.
March 2025
1 Commits
Mar 1, 2025Month: 2025-03. Delivered a critical correctness fix in Doris Playground for BigInt display and parsing, with targeted changes confined to the request utility handling JSON responses in apache/doris. This work improved the reliability of numeric rendering in the Playground and reduced user confusion when inspecting large integer values.
Activity
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Quality Metrics
Correctness93.4%
Maintainability93.4%
Architecture86.6%
Performance86.6%
AI Usage20.0%
Skills & Technologies
Programming Languages
JavaScriptMarkdownSQLTypeScript
Technical Skills
API IntegrationData HandlingFrontend DevelopmentSQLSQL function developmentdatabase managementdocumentation
Repositories Contributed To
Overview of all repositories you've contributed to across your timeline
apache/doris
Mar 2025 – Mar 2025
1 Month active
Languages Used
JavaScriptTypeScript
Technical Skills
API IntegrationData HandlingFrontend Development