dataease/dataease
Oct 2024 – Feb 2026
16 Months active
Languages Used
JavaJavaScriptVueSQLTypeScriptJSONYAMLCSS
Technical Skills
Backend DevelopmentBug FixingData Source ManagementDatabase Connection ManagementDatabase IntegrationDatabase Management
taojinlong
PROFILE
Taojinlong
Jinlong contributed extensively to the dataease/dataease repository, building and refining core data integration, export, and security features over 16 months. He engineered robust API data source modules, enhanced export reliability, and implemented internationalization across frontend and backend components using Java, Vue.js, and SQL. Jinlong’s work included designing secure JDBC parameter validation, optimizing SQL parsing, and improving data source configuration for platforms like MySQL and Redshift. He addressed complex issues such as encoding, concurrency, and localization, delivering maintainable solutions that improved data integrity and user experience. His technical depth is evident in the breadth of backend and frontend improvements delivered.
Overall Statistics
Feature vs Bugs
28%Features
Repository Contributions
331Total
Bugs
139
Commits
331
Features
55
Lines of code
13,375
Activity Months16
Your Network
72 peopleWork History
February 2026
1 Commits
Feb 1, 2026February 2026 monthly summary for dataease/dataease: Delivered a localization translation fix and Vue component refactor to improve translation reliability and code maintainability. The changes reduce user-facing localization errors, streamline component structure, and support faster future localization work. This aligns with product goals of better international user experience and lower technical debt.
1 Commits
Feb 1, 2026February 2026 monthly summary for dataease/dataease: Delivered a localization translation fix and Vue component refactor to improve translation reliability and code maintainability. The changes reduce user-facing localization errors, streamline component structure, and support faster future localization work. This aligns with product goals of better international user experience and lower technical debt.
February 2026
January 2026
9 Commits • 3 Features
Jan 1, 2026January 2026: Delivered key platform upgrades, reliability improvements, and security hardening for dataease/dataease. Implemented Platform and Framework Dependency Upgrades (Spring Boot 3.3.13, EasyExcel 4.0.3, xpack index) to improve stability and security. Rolled out Export and Data Processing Reliability Enhancements, including progress tracking for exports and robust API data formatting; resolved non-standard JSON issues in API data sources that blocked calculation field parsing. Addressed Security Vulnerabilities in data access with Redshift JDBC RCE bypass fix, SQL injection guard, and ClickHouse HTTP compression stability improvements. Enhanced Internationalization for Pagination with proper Element Plus config merging and bilingual translations. These changes reduce risk, improve data accuracy, and deliver a smoother export and pagination experience end-to-end.
January 2026
9 Commits • 3 Features
Jan 1, 2026January 2026: Delivered key platform upgrades, reliability improvements, and security hardening for dataease/dataease. Implemented Platform and Framework Dependency Upgrades (Spring Boot 3.3.13, EasyExcel 4.0.3, xpack index) to improve stability and security. Rolled out Export and Data Processing Reliability Enhancements, including progress tracking for exports and robust API data formatting; resolved non-standard JSON issues in API data sources that blocked calculation field parsing. Addressed Security Vulnerabilities in data access with Redshift JDBC RCE bypass fix, SQL injection guard, and ClickHouse HTTP compression stability improvements. Enhanced Internationalization for Pagination with proper Element Plus config merging and bilingual translations. These changes reduce risk, improve data accuracy, and deliver a smoother export and pagination experience end-to-end.
December 2025
3 Commits • 1 Features
Dec 1, 2025December 2025 performance review for dataease/dataease. Focused on dataset export reliability and feature enhancements. Delivered sorting-enabled dataset export, added a supporting DB column, and improved export output formatting to hide hidden fields and format numeric units by language. Fixed core export defects to ensure accurate, locale-aware exports, resulting in more reliable data for downstream analytics.
3 Commits • 1 Features
Dec 1, 2025December 2025 performance review for dataease/dataease. Focused on dataset export reliability and feature enhancements. Delivered sorting-enabled dataset export, added a supporting DB column, and improved export output formatting to hide hidden fields and format numeric units by language. Fixed core export defects to ensure accurate, locale-aware exports, resulting in more reliable data for downstream analytics.
December 2025
November 2025
10 Commits • 6 Features
Nov 1, 2025November 2025: Implemented key features and fixes that improve identity clarity, API data freshness, performance, and data integrity across the DataEase platform. Highlights include adding an account field to UserItem for accurate identification in permissions management; API data sources now support a current timestamp parameter; tuned the data source connection pool for better concurrency and resource usage; fixed a data export bug where numeric values could be misinterpreted as titles; and aligned chart display with exported data while introducing an Original Data flag to preserve source fidelity. Included a light dependency/index synchronization update to keep subprojects aligned. These changes deliver measurable business value, including more reliable access control, accurate time-stamped data requests, faster data operations, and higher confidence in exported reports.
November 2025
10 Commits • 6 Features
Nov 1, 2025November 2025: Implemented key features and fixes that improve identity clarity, API data freshness, performance, and data integrity across the DataEase platform. Highlights include adding an account field to UserItem for accurate identification in permissions management; API data sources now support a current timestamp parameter; tuned the data source connection pool for better concurrency and resource usage; fixed a data export bug where numeric values could be misinterpreted as titles; and aligned chart display with exported data while introducing an Original Data flag to preserve source fidelity. Included a light dependency/index synchronization update to keep subprojects aligned. These changes deliver measurable business value, including more reliable access control, accurate time-stamped data requests, faster data operations, and higher confidence in exported reports.
October 2025
4 Commits • 2 Features
Oct 1, 2025Monthly summary for 2025-10 focusing on business value and technical achievements across the dataease/dataease repository. Key features delivered include: (1) External dependency synchronization via submodule update for the xpack index, aligning with upstream changes and reducing drift. (2) API data source resilience by removing the upper limit on query timeout, enabling long-running requests to complete without premature termination. Major bugs fixed include: (3) Data export integrity corrected when hiding columns in the detailed table, ensuring exported data matches the visible columns and reducing data quality risk. (4) Dataset security hardening by validating table names to prevent SQL injection and unauthorized data access. Overall impact: improved stability, reliability, data integrity, and security, translating to lower risk, better user trust, and faster, safer deployments. Technologies and skills demonstrated: submodule management, secure coding practices, robust export pipelines, and API resilience under long-running workloads.
4 Commits • 2 Features
Oct 1, 2025Monthly summary for 2025-10 focusing on business value and technical achievements across the dataease/dataease repository. Key features delivered include: (1) External dependency synchronization via submodule update for the xpack index, aligning with upstream changes and reducing drift. (2) API data source resilience by removing the upper limit on query timeout, enabling long-running requests to complete without premature termination. Major bugs fixed include: (3) Data export integrity corrected when hiding columns in the detailed table, ensuring exported data matches the visible columns and reducing data quality risk. (4) Dataset security hardening by validating table names to prevent SQL injection and unauthorized data access. Overall impact: improved stability, reliability, data integrity, and security, translating to lower risk, better user trust, and faster, safer deployments. Technologies and skills demonstrated: submodule management, secure coding practices, robust export pipelines, and API resilience under long-running workloads.
October 2025
September 2025
12 Commits • 3 Features
Sep 1, 2025September 2025 monthly summary for dataease/dataease focusing on business value and technical achievements. Delivered 3 key features and 4 major bug fixes, with emphasis on localization, data integrity, and security improvements. Demonstrated solid collaboration with repo-wide changes and ensured the main project references the latest xpack version.
September 2025
12 Commits • 3 Features
Sep 1, 2025September 2025 monthly summary for dataease/dataease focusing on business value and technical achievements. Delivered 3 key features and 4 major bug fixes, with emphasis on localization, data integrity, and security improvements. Demonstrated solid collaboration with repo-wide changes and ensured the main project references the latest xpack version.
August 2025
7 Commits • 2 Features
Aug 1, 2025Month: 2025-08. This period delivered a focused set of features for API data sources and data source management, while addressing critical security and data correctness issues to enhance reliability and business value. Key improvements include API Data Source parameter propagation with JSON array support, and preserving extra configuration fields on data source copy. Critical fixes modernized security posture and data quality across multi-database exports.
7 Commits • 2 Features
Aug 1, 2025Month: 2025-08. This period delivered a focused set of features for API data sources and data source management, while addressing critical security and data correctness issues to enhance reliability and business value. Key improvements include API Data Source parameter propagation with JSON array support, and preserving extra configuration fields on data source copy. Critical fixes modernized security posture and data quality across multi-database exports.
August 2025
June 2025
20 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary: Focused on stabilizing DataEase via submodule/dependency synchronization, security hardening for data sources and JDBC, and reliability improvements for data exports and dashboard loading. Delivered system variable support for custom IDs, improved initial data load reliability, and strengthened SQL defaults and parameter validation. These efforts reduced risk, improved build stability, and accelerated time-to-insight for end users.
June 2025
20 Commits • 2 Features
Jun 1, 2025June 2025 monthly summary: Focused on stabilizing DataEase via submodule/dependency synchronization, security hardening for data sources and JDBC, and reliability improvements for data exports and dashboard loading. Delivered system variable support for custom IDs, improved initial data load reliability, and strengthened SQL defaults and parameter validation. These efforts reduced risk, improved build stability, and accelerated time-to-insight for end users.
May 2025
20 Commits • 7 Features
May 1, 2025May 2025 monthly summary for dataease/dataease: Delivered notable features that improve data source configuration, export/download observability, and API capabilities, while stabilizing the codebase through submodule synchronization and targeted bug fixes. Implemented JDBC URL parameter validation for MySQL/PostgreSQL/Redshift, added comprehensive export/download logging with secure temporary URIs, and expanded the User System Variable API. Also fixed critical issues affecting data correctness and export reliability, including Excel empty values importing as null, and full data export with pagination. Demonstrated performance and quality improvements through SQL parsing optimizations and enhanced SQL variable parsing utilities, along with UI/localization refinements for dataset parameter prompts.
20 Commits • 7 Features
May 1, 2025May 2025 monthly summary for dataease/dataease: Delivered notable features that improve data source configuration, export/download observability, and API capabilities, while stabilizing the codebase through submodule synchronization and targeted bug fixes. Implemented JDBC URL parameter validation for MySQL/PostgreSQL/Redshift, added comprehensive export/download logging with secure temporary URIs, and expanded the User System Variable API. Also fixed critical issues affecting data correctness and export reliability, including Excel empty values importing as null, and full data export with pagination. Demonstrated performance and quality improvements through SQL parsing optimizations and enhanced SQL variable parsing utilities, along with UI/localization refinements for dataset parameter prompts.
May 2025
April 2025
26 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary for dataease/dataease. Delivered core feature refactors, security hardening, and reliability improvements across data processing, dashboards, and data sources. Key outcomes include alignment with the latest X-Pack version across modules, strengthened encryption for interface calculated fields, and encoding fixes to improve data integrity. Resolved operational issues including header inclusion in data dashboard exports, and CPU stability in the Data Export Center when switching tabs. These changes reduce risk, improve data quality, and enable smoother data workflows for customers relying on X-Pack and Oracle/Redshift integrations.
April 2025
26 Commits • 3 Features
Apr 1, 2025April 2025 monthly summary for dataease/dataease. Delivered core feature refactors, security hardening, and reliability improvements across data processing, dashboards, and data sources. Key outcomes include alignment with the latest X-Pack version across modules, strengthened encryption for interface calculated fields, and encoding fixes to improve data integrity. Resolved operational issues including header inclusion in data dashboard exports, and CPU stability in the Data Export Center when switching tabs. These changes reduce risk, improve data quality, and enable smoother data workflows for customers relying on X-Pack and Oracle/Redshift integrations.
March 2025
44 Commits • 7 Features
Mar 1, 2025March 2025 performance summary for dataease (dataease/dataease). The team expanded data connectivity with remote data sources and strengthened reliability, security, and localization. Highlights include delivering remote Excel/CSV data source support in the data source module (enabling remote data access and integration), adding Excel data source upload with editable field types, and implementing internationalization across UI/backend messages for broader deployment. Performance improvements were made for navigating data source views when many sync logs exist, and several maintenance-oriented refactors/upgrades were performed (XPack references and indexing utilities) to improve compatibility and future maintainability. A broad set of bug fixes stabilized remote Excel data sources, improved data parsing, and enhanced API/documentation quality, contributing to faster, more reliable data-driven decision making.
44 Commits • 7 Features
Mar 1, 2025March 2025 performance summary for dataease (dataease/dataease). The team expanded data connectivity with remote data sources and strengthened reliability, security, and localization. Highlights include delivering remote Excel/CSV data source support in the data source module (enabling remote data access and integration), adding Excel data source upload with editable field types, and implementing internationalization across UI/backend messages for broader deployment. Performance improvements were made for navigating data source views when many sync logs exist, and several maintenance-oriented refactors/upgrades were performed (XPack references and indexing utilities) to improve compatibility and future maintainability. A broad set of bug fixes stabilized remote Excel data sources, improved data parsing, and enhanced API/documentation quality, contributing to faster, more reliable data-driven decision making.
March 2025
February 2025
21 Commits • 4 Features
Feb 1, 2025Feb 2025 achievements: Security hardening, reliability, and Feishu ecosystem enhancements in dataease/dataease. Key deliverables include Feishu data source plugin and full integration; remediation of a critical MySQL JDBC parameter vulnerability; fixes for SQL parsing variable replacement and system-variable handling in custom SQL; Excel export reliability improvements for detail tables and numeric formatting; and overall data source stability improvements across Feishu, API, and APILark with better status reporting and authentication handling; plus X-Pack reference refactor for packaging alignment.
February 2025
21 Commits • 4 Features
Feb 1, 2025Feb 2025 achievements: Security hardening, reliability, and Feishu ecosystem enhancements in dataease/dataease. Key deliverables include Feishu data source plugin and full integration; remediation of a critical MySQL JDBC parameter vulnerability; fixes for SQL parsing variable replacement and system-variable handling in custom SQL; Excel export reliability improvements for detail tables and numeric formatting; and overall data source stability improvements across Feishu, API, and APILark with better status reporting and authentication handling; plus X-Pack reference refactor for packaging alignment.
January 2025
53 Commits • 5 Features
Jan 1, 2025January 2025 monthly summary focusing on localization, data-source reliability, and X-Pack maintenance. Delivered targeted internationalization fixes for UI and data sources, refined the i18n framework, and implemented key data-source/API stability improvements. Completed desktop Excel data source enhancements, and maintained X-Pack references to align with upstream changes. Improved export quality and dataset handling to support business reporting needs across locales.
53 Commits • 5 Features
Jan 1, 2025January 2025 monthly summary focusing on localization, data-source reliability, and X-Pack maintenance. Delivered targeted internationalization fixes for UI and data sources, refined the i18n framework, and implemented key data-source/API stability improvements. Completed desktop Excel data source enhancements, and maintained X-Pack references to align with upstream changes. Improved export quality and dataset handling to support business reporting needs across locales.
January 2025
December 2024
46 Commits • 4 Features
Dec 1, 2024December 2024 (dataease/dataease) — Monthly Summary Key features delivered: - API Data Source Pagination: Enabled page-by-page data retrieval for API-based sources to improve scalability and reduce memory usage. - Export Detail Table Pagination: Added pagination support for exporting detail tables to handle large results efficiently. - SQL Data Set Parameter Binding with System Variables: Added support for binding system variables in SQL data set parameters, with follow-up fixes to ensure robust behavior. - Data Source newline handling and query improvements: Ensured newline characters are preserved in MySQL data results and extended filter queries to support newlines. - Excel/API Data Source PK handling improvements: Enhanced primary key configuration across Excel and API sources, including multi-sheet loading, special character handling, engine-type based PK rules, and clearer PK duplicate error messages. Major bugs fixed: - Excel data source primary key length handling and related save errors when creating new Excel data sources. - Copying an API data source with a primary key now allows modifying the primary key. - Editing API data source parameters and referencing interface parameters in data table requests now validates correctly. - Data source query handling for newline-containing data and filter queries now works reliably. - API POST body parameter support and pagination stability fixes to prevent data loss. - Stability/UX fixes for data export center and CSV imports. Overall impact and accomplishments: - Significantly improved reliability, scalability, and data accuracy across data pipelines; reduced user friction when configuring data sources; improved performance for large exports and API pagination; enhanced maintainability and observability through refactors and logging. Technologies/skills demonstrated: - API/data source pagination, binding system variables in SQL data sets, multi-sheet Excel support, engine-type dependent PK logic, code refactor and dependency updates (xpack), and improved error logging for better troubleshooting.
December 2024
46 Commits • 4 Features
Dec 1, 2024December 2024 (dataease/dataease) — Monthly Summary Key features delivered: - API Data Source Pagination: Enabled page-by-page data retrieval for API-based sources to improve scalability and reduce memory usage. - Export Detail Table Pagination: Added pagination support for exporting detail tables to handle large results efficiently. - SQL Data Set Parameter Binding with System Variables: Added support for binding system variables in SQL data set parameters, with follow-up fixes to ensure robust behavior. - Data Source newline handling and query improvements: Ensured newline characters are preserved in MySQL data results and extended filter queries to support newlines. - Excel/API Data Source PK handling improvements: Enhanced primary key configuration across Excel and API sources, including multi-sheet loading, special character handling, engine-type based PK rules, and clearer PK duplicate error messages. Major bugs fixed: - Excel data source primary key length handling and related save errors when creating new Excel data sources. - Copying an API data source with a primary key now allows modifying the primary key. - Editing API data source parameters and referencing interface parameters in data table requests now validates correctly. - Data source query handling for newline-containing data and filter queries now works reliably. - API POST body parameter support and pagination stability fixes to prevent data loss. - Stability/UX fixes for data export center and CSV imports. Overall impact and accomplishments: - Significantly improved reliability, scalability, and data accuracy across data pipelines; reduced user friction when configuring data sources; improved performance for large exports and API pagination; enhanced maintainability and observability through refactors and logging. Technologies/skills demonstrated: - API/data source pagination, binding system variables in SQL data sets, multi-sheet Excel support, engine-type dependent PK logic, code refactor and dependency updates (xpack), and improved error logging for better troubleshooting.
November 2024
39 Commits • 6 Features
Nov 1, 2024November 2024 monthly summary for dataease/dataease focused on delivering business value through robust data ingestion, secure data source management, and improved export UX. The month emphasized feature delivery, reliability fixes, and security hardening across the data pipeline and frontend components, enabling scalable data workflows and better user outcomes.
39 Commits • 6 Features
Nov 1, 2024November 2024 monthly summary for dataease/dataease focused on delivering business value through robust data ingestion, secure data source management, and improved export UX. The month emphasized feature delivery, reliability fixes, and security hardening across the data pipeline and frontend components, enabling scalable data workflows and better user outcomes.
November 2024
October 2024
16 Commits
Oct 1, 20242024-10 monthly summary for dataease/dataease focusing on reliability and data quality improvements across data export and data source layers. Implemented targeted fixes to reduce export failures and stabilize data sources, reinforcing trust and operability for dashboards and analytics pipelines.
October 2024
16 Commits
Oct 1, 20242024-10 monthly summary for dataease/dataease focusing on reliability and data quality improvements across data export and data source layers. Implemented targeted fixes to reduce export failures and stabilize data sources, reinforcing trust and operability for dashboards and analytics pipelines.
Activity
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Quality Metrics
Correctness85.4%
Maintainability85.0%
Architecture77.4%
Performance76.4%
AI Usage20.8%
Skills & Technologies
Programming Languages
CSSDockerfileHTMLJSONJavaJavaScriptLessNoneSQLSVG
Technical Skills
API DesignAPI DevelopmentAPI DocumentationAPI Error HandlingAPI IntegrationAPI SecurityAPI developmentAccess ControlAuthenticationBackend DevelopmentBug FixingCharacter Encoding HandlingCode RefactoringConcurrencyConfiguration Management
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