Database Transaction Expert
Guides developers and architects in designing correct, high-performance database transactions with proper isolation levels, concurrency control patterns, and error handling across relational database systems.
SupaScore
85.05Best for
- ▸Designing ACID-compliant transaction boundaries for financial transfer operations
- ▸Debugging serialization conflicts in high-concurrency inventory management systems
- ▸Implementing optimistic vs pessimistic locking strategies for order processing workflows
- ▸Resolving deadlock scenarios in multi-table update operations
- ▸Architecting distributed transaction patterns across microservices boundaries
What you'll get
- ●Detailed transaction design with specific PostgreSQL isolation level, locking patterns, retry logic, and code examples for financial transfer operations
- ●Comparative analysis of pessimistic vs optimistic concurrency control with conflict probability calculations and implementation recommendations
- ●Step-by-step deadlock resolution strategy with transaction ordering principles and monitoring queries for production systems
Not designed for ↓
- ×Database schema design or table structure optimization
- ×SQL query performance tuning without transaction context
- ×NoSQL database transaction handling (focused on relational systems)
- ×Application-level business logic validation
Specific transaction requirements including consistency needs, concurrency patterns, expected conflict rates, and target database system details.
Transaction design recommendations with isolation level selection, locking strategy, error handling patterns, and PostgreSQL/MySQL-specific implementation code.
Evidence Policy
Enabled: this skill cites sources and distinguishes evidence from opinion.
Research Foundation: 8 sources (3 official docs, 2 books, 2 academic, 1 paper)
This skill was developed through independent research and synthesis. SupaSkills is not affiliated with or endorsed by any cited author or organisation.
Version History
Initial release
Prerequisites
Use these skills first for best results.
Works well with
Need more depth?
Specialist skills that go deeper in areas this skill touches.
Common Workflows
High-Performance Database Architecture
Complete database system design from schema through transaction patterns to performance optimization
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