Visual SQL Query Builder

intermediate

A visual SQL query builder with table selection, join configuration, column picking, condition filtering, and query preview. Supports multiple database dialects, query history, and result export wi...

Target user

Analysts and developers who build SQL queries visually

Problem

Analysts who are not SQL experts need a visual query builder to construct joins, filters, and aggregations without writing raw SQL or memorizing syntax.

Requirements

Select tables and columns visually
Configure joins with conditions
Add WHERE, GROUP BY, ORDER BY clauses
Preview generated SQL query
Execute query and export results

Core technologies

React, TypeScript, SQL.js

Completion criteria

Users can build SQL queries visually with joins, conditions, and aggregations, preview SQL, and execute queries.

Optional extensions

Add saved query library
Implement query scheduling
Add ER diagram view
Support stored procedures

Project phases

Phase 1: Phase 1: Table and Column Selection

Tasks: Set up React project, Build database schema loader, Create table selection interface, Implement column picker

Phase 2: Phase 2: Joins and Conditions

Tasks: Build join configuration UI, Implement WHERE condition builder, Add GROUP BY and ORDER BY, Create SQL preview

Phase 3: Phase 3: Execution and Export

Tasks: Implement query execution, Add result display with pagination, Create export functionality, Build query history