Database Manager

Visual Database Administration

Complete database management platform with visual schema designer, powerful query builder, migration tools, automated backups, and real-time performance monitoring for modern applications.

Visual ERD
Schema Designer
No SQL Required
Query Builder
Point-in-Time
Auto Backup
Real-Time
Monitoring

Scope Overview

A comprehensive database administration platform that simplifies schema design, query management, migrations, backups, and performance monitoring across multiple database systems.

Must-Have Features

  • Visual schema designer with drag-and-drop ERD builder
  • Query builder with autocomplete and syntax highlighting
  • Migration management with version control
  • Automated backup scheduling with retention policies
  • Connection pooling and performance monitoring
  • Multi-database support (PostgreSQL, MySQL, MongoDB)
  • User and permission management
  • Query history and favorites

Nice-to-Have Features

  • AI-powered query optimization suggestions
  • Data import/export with multiple formats (CSV, JSON, SQL)
  • Real-time collaboration on queries
  • Custom dashboard builder for monitoring
  • Stored procedure and trigger management
  • Database comparison and synchronization
Three-Tier Architecture

System Architecture

Modern three-tier architecture with React frontend, Node.js API layer, and multi-database support for PostgreSQL, MySQL, MongoDB, and more.

Frontend Layer

React + Next.js 15

  • •Monaco Editor for SQL editing with syntax highlighting
  • •React Flow for visual ERD designer
  • •Recharts for performance dashboards
  • •TanStack Table for result grid with virtual scrolling
  • •Real-time query execution feedback

API Layer

Node.js + Express

  • •RESTful endpoints for all DB operations
  • •WebSocket for real-time query execution
  • •Connection pool management per database
  • •Query validation and sanitization
  • •Rate limiting and authentication middleware

Database Layer

Multi-DB Support

  • •PostgreSQL adapter with pg driver
  • •MySQL adapter with mysql2 driver
  • •MongoDB adapter with native driver
  • •SQLite for metadata storage
  • •Redis for query caching and session management

Core Features

Everything you need to manage databases efficiently, from visual design tools to automated operations and security controls.

Multi-Database Support

Connect to PostgreSQL, MySQL, MongoDB, SQLite with unified interface and adapter pattern.

Visual Schema Designer

Drag-and-drop ERD builder with automatic relationship detection and foreign key management.

Migration Management

Version-controlled schema migrations with rollback, branching, and deployment tracking.

Automated Backups

Scheduled backups with retention policies, point-in-time recovery, and cloud storage integration.

User Management

Role-based access control with granular permissions for databases, tables, and operations.

Performance Monitoring

Real-time query performance tracking, slow query detection, and optimization recommendations.

Import/Export

Bulk data operations with CSV, JSON, SQL formats and schema comparison tools.

Security & Audit

Query logging, audit trails, connection encryption, and SQL injection prevention.

Metadata Storage

Database Schema

SQLite database for storing connection configs, query history, migration tracking, backup jobs, and user permissions with proper indexing.

connections

Database connection configurations

id (UUID, PK)
name (VARCHAR, unique)
type (ENUM: postgresql, mysql, mongodb, sqlite)
host, port, database, username (connection details)
ssl_enabled (BOOLEAN)
pool_size (INTEGER, default 10)
created_by, updated_by (user references)
created_at, updated_at (TIMESTAMP)

queries

Saved queries and query history

id (UUID, PK)
connection_id (FK → connections)
name (VARCHAR, nullable for history)
query_text (TEXT)
type (ENUM: select, insert, update, delete, ddl)
is_favorite (BOOLEAN)
execution_time_ms (INTEGER)
rows_affected (INTEGER)
status (ENUM: success, error, cancelled)
error_message (TEXT, nullable)
executed_by (FK → users)
executed_at (TIMESTAMP)

migrations

Schema migration tracking

id (UUID, PK)
connection_id (FK → connections)
version (VARCHAR, unique per connection)
name (VARCHAR)
up_script (TEXT)
down_script (TEXT)
status (ENUM: pending, applied, rolled_back, failed)
applied_at (TIMESTAMP, nullable)
rolled_back_at (TIMESTAMP, nullable)
checksum (VARCHAR, for verification)
applied_by (FK → users)

backups

Backup job tracking

id (UUID, PK)
connection_id (FK → connections)
type (ENUM: full, incremental, differential)
status (ENUM: pending, running, completed, failed)
file_path (VARCHAR)
file_size_bytes (BIGINT)
compression (ENUM: none, gzip, bzip2)
retention_days (INTEGER)
started_at, completed_at (TIMESTAMP)
error_message (TEXT, nullable)
created_by (FK → users)

users

Database manager users

id (UUID, PK)
email (VARCHAR, unique)
password_hash (VARCHAR)
role (ENUM: admin, developer, viewer)
is_active (BOOLEAN)
last_login_at (TIMESTAMP)
created_at, updated_at (TIMESTAMP)

permissions

User permissions per connection

id (UUID, PK)
user_id (FK → users)
connection_id (FK → connections)
can_read, can_write, can_delete (BOOLEAN)
can_execute_ddl (BOOLEAN)
can_manage_users (BOOLEAN)
granted_by (FK → users)
granted_at (TIMESTAMP)

Key Indexes for Performance

  • • connections: (name), (type), (created_by)
  • • queries: (connection_id, executed_at), (executed_by), (is_favorite)
  • • migrations: (connection_id, version), (status)
  • • backups: (connection_id, created_at), (status)
  • • permissions: (user_id, connection_id)

Query Builder & Editor

Powerful query tools for both visual builders and SQL experts, with intelligent autocomplete, history tracking, and favorites management.

Visual Query Builder

  • →Drag-and-drop table/column selection
  • →Visual JOIN builder with relationship detection
  • →WHERE clause builder with AND/OR logic
  • →ORDER BY, GROUP BY, LIMIT controls
  • →Generates optimized SQL automatically

SQL Editor with Intelligence

  • →Monaco Editor with syntax highlighting
  • →Autocomplete for tables, columns, keywords
  • →Real-time syntax validation
  • →Multiple query tabs with history
  • →Keyboard shortcuts (Ctrl+Enter to execute)

Query History & Management

  • →Automatic saving of all executed queries
  • →Filter by connection, date, status, user
  • →Re-execute previous queries instantly
  • →Export query history to CSV/JSON
  • →30-day retention with cleanup job

Favorites & Templates

  • →Save frequently used queries as favorites
  • →Organize with tags and descriptions
  • →Share queries with team members
  • →Query templates for common operations
  • →Parameter support for reusable queries
Migration Management

Schema Migration Workflow

Version-controlled schema migrations with automatic generation, integrity verification, and safe deployment with rollback support.

1

Create Migration

Generate migration from schema changes or write custom SQL with up/down scripts

2

Version Control

Automatic versioning with timestamps and checksums for integrity verification

3

Apply Migration

Execute migrations in order with transaction safety and automatic rollback on error

4

Track Status

Monitor applied migrations with full audit trail and rollback capabilities

Migration Features

Automatic migration generation from schema diff
Support for forward (up) and backward (down) migrations
Checksum verification to detect manual changes
Dry-run mode to preview changes before applying
Branching support for parallel development
Production deployment safeguards with approval workflow

Backup & Recovery

Automated backup scheduling with multiple strategies, cloud storage integration, and point-in-time recovery capabilities.

Full Backup

Complete database snapshot including schema and all data

Frequency:Daily at 2 AM
Retention:30 days

Incremental Backup

Only changes since last backup for faster operations

Frequency:Every 6 hours
Retention:7 days

Point-in-Time Recovery

Transaction log backups for granular recovery

Frequency:Every 15 minutes
Retention:24 hours

Backup Security

  • →AES-256 encryption at rest and in transit
  • →Compressed backups to save storage (gzip/bzip2)
  • →Integrity verification with checksums
  • →Access control with audit logging

Storage Options

  • →Local filesystem storage
  • →AWS S3 / Azure Blob / Google Cloud Storage
  • →SFTP / FTP remote servers
  • →Automatic cleanup based on retention policy
RESTful API

API Endpoints

Comprehensive REST API with JWT authentication, role-based access control, and rate limiting for secure database operations.

POST/api/connections
Create new database connectionRequired (Admin)
GET/api/connections
List all accessible connectionsRequired
POST/api/connections/:id/test
Test connection validityRequired
POST/api/queries/execute
Execute SQL query on connectionRequired (Read/Write)
GET/api/queries/history
Get query execution historyRequired
POST/api/queries/favorites
Save query as favoriteRequired
GET/api/schema/:connectionId
Get database schema (tables, columns, relationships)Required
POST/api/migrations
Create new migrationRequired (Developer)
POST/api/migrations/:id/apply
Apply pending migrationRequired (Admin)
POST/api/migrations/:id/rollback
Rollback applied migrationRequired (Admin)
POST/api/backups/schedule
Schedule automated backupRequired (Admin)
POST/api/backups/:id/restore
Restore from backupRequired (Admin)
GET/api/monitoring/performance
Get performance metricsRequired
GET/api/users/permissions
Get user permissions for connectionsRequired

WebSocket Support

• /ws/query-execution - Real-time query execution with progress updates

• /ws/performance - Live performance monitoring and alerts

• /ws/backup-status - Backup job progress notifications

User Interface

Comprehensive admin interface built with Next.js and React, featuring intuitive navigation and powerful tools for database management.

Dashboard

Overview of all connections, recent queries, backup status, and performance metrics

  • •Connection health status
  • •Active query count
  • •Storage usage charts
  • •Recent activity feed

Schema Explorer

Visual ERD designer and schema browser with relationship management

  • •Drag-and-drop table designer
  • •Automatic foreign key detection
  • •Index visualization
  • •Generate DDL scripts

Query Editor

SQL editor with autocomplete, history, and result visualization

  • •Multi-tab query editing
  • •Autocomplete and syntax highlighting
  • •Result grid with export options
  • •Query performance stats

Migrations Manager

Version-controlled schema migration creation and deployment

  • •Migration timeline view
  • •Diff viewer for changes
  • •One-click apply/rollback
  • •Deployment approval workflow

Performance Monitor

Real-time database performance monitoring and slow query detection

  • •Connection pool metrics
  • •Query execution time charts
  • •Slow query log analyzer
  • •Index usage recommendations

User Management

Manage users, roles, and permissions for database access

  • •Role-based access control
  • •Granular connection permissions
  • •Audit log viewer
  • •Team collaboration settings

Production Benefits

Ship a professional database management platform that simplifies administration, improves productivity, and ensures data safety.

Key Benefits

  • Complete database administration without command-line tools
  • Visual schema design reduces errors and speeds development
  • Automated migrations eliminate manual schema changes
  • Point-in-time recovery protects against data loss
  • Performance monitoring identifies bottlenecks proactively
  • Multi-database support consolidates admin workflows
  • Role-based access ensures security and compliance
  • Query builder lowers technical barrier for non-developers

Definition of Done

  • Successfully connect to PostgreSQL, MySQL, and MongoDB
  • Execute queries and view results in data grid
  • Create tables visually and generate DDL scripts
  • Apply and rollback migrations with version tracking
  • Schedule backups and restore from backup files
  • Monitor query performance with execution time tracking
  • Manage users with role-based permissions
  • Export query results to CSV/JSON formats

Ready to Simplify Database Management?

This block provides everything you need to build a professional database administration tool with visual design, automated operations, and enterprise security.

3-5 weeks
Estimated Build Time
React + Node.js
Tech Stack
Multi-DB
PostgreSQL, MySQL, MongoDB

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