How to Build Your Own CockroachDB
Replace CockroachDB with a custom build. Distributed SQL database built for cloud applications
Build Difficulty: 4/5
A few focused days to build a solid replacement
Estimated Timeline
Based on 45 features at Few Days difficulty, expect about 3-5 days with AI-assisted development.
Recommended Tech Stack
Full-stack React framework with API routes and server components
PostgreSQL database, auth, and real-time subscriptions
Utility-first styling for rapid UI development
Key Features to Replicate
Top features across 8 categories. See all 45 features
Performance(13 features)
Prioritize workloads and prevent resource exhaustion.
Built-in connection management with configurable pool sizes.
Intelligent query planning based on table statistics.
Analyze query execution plans to understand performance characteristics.
Index computed expressions for advanced query optimization.
+8 more in this category
Data Types(7 features)
Support for array data types with indexing and manipulation functions.
Native support for time intervals and duration calculations.
Native JSONB data type with indexing and query capabilities.
Auto-incrementing sequences with customizable properties.
Geographic data types with spatial indexing for location queries.
+2 more in this category
Data Integrity(5 features)
Strong consistency guarantees with serializable isolation levels.
Define column-level constraints to enforce business rules.
Enforce referential integrity with foreign key relationships.
Highest isolation level preventing phantom reads and write skew.
Ensure uniqueness of values in columns with unique indexes.
High Availability(3 features)
Self-healing cluster with automatic node failure detection and recovery.
Partition data by region to meet data residency requirements.
Automatic data replication across geographic regions for high availability.
Query Features(3 features)
WITH clauses for complex queries with recursive subqueries.
Efficient querying of sequential data ranges with index support.
Advanced analytics with OVER clauses for ranking and aggregation.
Core Database(2 features)
Full SQL support with ACID transactions across multiple nodes and regions.
ACID transactions that span multiple nodes and regions seamlessly.
Operations(2 features)
Real-time metrics, dashboards, and alerts for database health.
Track query execution metrics for performance analysis.
Security(2 features)
Fine-grained permissions and role management for security.
Encrypted communication between nodes and client connections.
Cost Calculator
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Total Cost Comparison
DIY hosting estimate based on Vercel + Supabase free/pro tiers (~$20/mo). Build time estimated from 45 features at easy complexity.