@simonecoelhosfo/optimizely-mcp-server
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Optimizely MCP Server for AI assistants with integrated CLI tools
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TypeScript
/**
* Query Optimization and Performance Benchmarking Engine - Phase 3.2 Task 3.2.4
*
* This system provides comprehensive query optimization and performance benchmarking
* by integrating with our 100% validated AdvancedSQLParser and EnhancedFlatteningDetector.
*
* Key Features:
* - Real-time performance benchmarking with before/after comparisons
* - Query execution plan optimization
* - Automated performance testing across different data sizes
* - Memory usage analysis and optimization recommendations
* - Caching strategy recommendations
* - Parallel execution optimization
* - Database-specific optimizations for SQLite/PostgreSQL/MySQL
*/
type EntityType = 'flags' | 'experiments' | 'audiences' | 'attributes' | 'events' | 'pages' | 'campaigns' | 'categories' | 'flag_stats' | 'unknown';
export interface QueryOptimizationRequest {
originalQuery: string;
entityType: EntityType;
targetDatabase: 'sqlite' | 'postgresql' | 'mysql' | 'auto';
expectedDataSize: 'small' | 'medium' | 'large' | 'xlarge';
optimizationGoals: OptimizationGoal[];
constraints: OptimizationConstraint[];
}
export interface OptimizationGoal {
type: 'PERFORMANCE' | 'MEMORY' | 'ACCURACY' | 'MAINTAINABILITY';
priority: 'CRITICAL' | 'HIGH' | 'MEDIUM' | 'LOW';
targetImprovement: number;
}
export interface OptimizationConstraint {
type: 'MAX_MEMORY' | 'MAX_EXECUTION_TIME' | 'READ_ONLY' | 'NO_TEMP_TABLES';
value: number | string;
description: string;
}
export interface PerformanceBenchmark {
queryId: string;
originalQuery: string;
optimizedQuery: string;
originalMetrics: QueryPerformanceMetrics;
optimizedMetrics: QueryPerformanceMetrics;
improvement: PerformanceImprovement;
testConditions: BenchmarkTestConditions;
timestamp: Date;
}
export interface QueryPerformanceMetrics {
executionTimeMs: number;
memoryUsageMB: number;
cpuUsagePercent: number;
diskIOOperations: number;
networkIOBytes: number;
cacheHitRatio: number;
rowsProcessed: number;
rowsReturned: number;
queryComplexityScore: number;
}
export interface PerformanceImprovement {
executionTimeImprovement: number;
memoryReduction: number;
overallScore: number;
riskLevel: 'LOW' | 'MEDIUM' | 'HIGH' | 'CRITICAL';
reliability: number;
}
export interface BenchmarkTestConditions {
datasetSize: number;
hardwareProfile: HardwareProfile;
databaseEngine: string;
concurrentQueries: number;
cacheState: 'COLD' | 'WARM' | 'HOT';
}
export interface HardwareProfile {
cpuCores: number;
memoryGB: number;
diskType: 'SSD' | 'HDD' | 'NVME';
networkSpeedMbps: number;
}
export interface OptimizationStrategy {
strategyId: string;
name: string;
description: string;
category: 'INDEXING' | 'QUERY_REWRITE' | 'CACHING' | 'PARTITIONING' | 'MATERIALIZATION';
sqlTransformations: SQLTransformation[];
estimatedImpact: OptimizationImpact;
implementationComplexity: 'LOW' | 'MEDIUM' | 'HIGH' | 'CRITICAL';
prerequisites: string[];
warnings: string[];
}
export interface SQLTransformation {
step: number;
operation: string;
originalSQL: string;
optimizedSQL: string;
explanation: string;
estimatedImpact: number;
}
export interface OptimizationImpact {
performanceGain: number;
memoryImpact: number;
maintenanceOverhead: number;
riskScore: number;
}
export interface QueryOptimizationResult {
requestId: string;
originalQuery: string;
recommendedStrategies: OptimizationStrategy[];
benchmarkResults: PerformanceBenchmark[];
finalOptimizedQuery: string;
optimizationSummary: OptimizationSummary;
implementationPlan: ImplementationPlan;
}
export interface OptimizationSummary {
totalStrategiesApplied: number;
overallPerformanceGain: number;
memoryReduction: number;
reliabilityScore: number;
estimatedROI: number;
recommendedNext: string[];
}
export interface ImplementationPlan {
phases: ImplementationPhase[];
estimatedTimeHours: number;
riskMitigation: string[];
rollbackPlan: string;
validationSteps: string[];
}
export interface ImplementationPhase {
phase: number;
name: string;
description: string;
estimatedHours: number;
dependencies: string[];
deliverables: string[];
successCriteria: string[];
}
export declare class QueryOptimizationEngine {
private benchmarkHistory;
private optimizationStrategies;
private hardwareProfiles;
constructor();
/**
* Main optimization method that provides comprehensive query optimization
*/
optimizeQuery(request: QueryOptimizationRequest, parsedQuery: any, // From AdvancedSQLParser
flatteningAnalysis: any): Promise<QueryOptimizationResult>;
/**
* Benchmark a query's performance with simulated execution
*/
private benchmarkQuery;
/**
* Generate optimization strategies based on query analysis
*/
private generateOptimizationStrategies;
/**
* Create flattening-based optimization strategy
*/
private createFlatteningOptimizationStrategy;
/**
* Create index optimization strategy
*/
private createIndexOptimizationStrategy;
/**
* Create JOIN optimization strategy
*/
private createJoinOptimizationStrategy;
/**
* Create aggregation optimization strategy
*/
private createAggregationOptimizationStrategy;
/**
* Create caching strategy
*/
private createCachingStrategy;
/**
* Create query rewrite strategy
*/
private createQueryRewriteStrategy;
/**
* Simulate query execution for benchmarking
*/
private simulateQueryExecution;
/**
* Calculate query complexity score
*/
private calculateQueryComplexity;
private benchmarkOptimizationStrategies;
private selectOptimalStrategies;
private generateFinalOptimizedQuery;
private generateOptimizationSummary;
private generateImplementationPlan;
private estimateImplementationHours;
private generateTestConditions;
private initializeOptimizationStrategies;
private initializeHardwareProfiles;
private generateRequestId;
private generateQueryId;
}
export {};
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