# Cloud Design Patterns Catalog
# Application Architecture
| Pattern | Description | Key Benefits |
|---|---|---|
| Ambassador | Helper services for client communication | Improved security, reliability |
| Anti-Corruption Layer | Legacy system integration facade | System isolation, maintainability |
| Backends for Frontends | Client-specific backend services | Optimized client experience |
| CQRS | Separate read/write operations | Improved scalability |
| Sidecar | Isolated component deployment | Enhanced modularity |
# Data Management
| Pattern | Description | Key Benefits |
|---|---|---|
| Cache-Aside | On-demand data caching | Reduced latency |
| Event Sourcing | Event-based state tracking | Complete audit trail |
| Index Table | Optimized data querying | Improved query performance |
| Materialized View | Pre-computed data views | Query optimization |
| Sharding | Horizontal data partitioning | Better scalability |
# Integration
| Pattern | Description | Key Benefits |
|---|---|---|
| Gateway Aggregation | Combine multiple requests | Reduced client complexity |
| Gateway Offloading | Delegate shared functionality | Improved reusability |
| Gateway Routing | Unified service endpoint | Simplified client access |
| Messaging Bridge | Connect messaging systems | System interoperability |
| Strangler Fig | Gradual system migration | Risk reduction |
# Messaging & Async
| Pattern | Description | Key Benefits |
|---|---|---|
| Async Request-Reply | Non-blocking operations | Better responsiveness |
| Claim Check | Large message handling | Resource optimization |
| Competing Consumers | Parallel message processing | Improved throughput |
| Priority Queue | Message prioritization | Service level management |
| Publisher/Subscriber | Event broadcasting | Loose coupling |
# Reliability
| Pattern | Description | Key Benefits |
|---|---|---|
| Bulkhead | Failure isolation | System resilience |
| Circuit Breaker | Fault handling | Failure prevention |
| Compensating Transaction | Operation rollback | Data consistency |
| Health Endpoint Monitoring | System health checks | Proactive monitoring |
| Retry | Handle transient failures | Improved reliability |
# Scalability & Performance
| Pattern | Description | Key Benefits |
|---|---|---|
| Compute Resource Consolidation | Resource optimization | Cost efficiency |
| Deployment Stamps | Independent deployments | Regional scaling |
| Geode | Geographical distribution | Global availability |
| Queue-Based Load Leveling | Load smoothing | Workload stability |
| Throttling | Resource consumption control | System protection |
# Security
| Pattern | Description | Key Benefits |
|---|---|---|
| Federated Identity | External authentication | Simplified access control |
| Gatekeeper | Request validation | Enhanced security |
| Quarantine | Asset validation | Quality assurance |
| Rate Limiting | Request rate control | DOS protection |
| Valet Key | Limited resource access | Secure client access |
# Workflow & Orchestration
| Pattern | Description | Key Benefits |
|---|---|---|
| Choreography | Distributed coordination | System flexibility |
| Pipes and Filters | Sequential processing | Modular processing |
| Saga | Distributed transactions | Data consistency |
| Scheduler Agent Supervisor | Distributed task coordination | Complex operations |
| Sequential Convoy | Ordered processing | Transaction integrity |
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