Evaluation System - Data Analytics and Reporting Platform
Comprehensive Solution for Data Evaluations with Visual Dashboards
Project Description
This project implements a comprehensive evaluation system for data analytics and reporting. The system enables users to visually create complex data queries, visualize results in various formats, and schedule automated reports. Key features include a visual query builder, various visualization types (tables, charts), customizable dashboards with widgets, scheduled reports with automatic email delivery, flexible permission management, and export to PDF, Excel, and CSV.
Key Features
Visual Query Builder
Create complex data queries without SQL knowledge using drag & drop
Visualizations
Various chart types including bar, line, pie, and area charts
Customizable Dashboards
Create personalized dashboards with configurable widgets and auto-refresh
Scheduled Reports
Automatic email delivery of reports (daily, weekly, monthly)
Permission Management
Flexible access control at user and role level with public evaluations
Export Functions
Export to various formats: PDF, Excel (XLSX), and CSV
Technology Stack
Backend Framework
Frontend
Visualization
Data Processing
Workflow
- Create Evaluation: User selects a base model and adds columns via the sidebar
- Define Filters: Optional filters narrow down the data set
- Aggregations: Sums, averages, and groupings can be configured
- Preview: Results are displayed as table or chart in real-time
- Save: Evaluation is saved with name and description
- Permissions: Access can be shared with individual users or roles
- Dashboard: Evaluations can be added as widgets to dashboards
- Schedule: Optional automatic email delivery on schedule
- Export: Results can be downloaded as PDF, Excel, or CSV