datapilot-cli
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Enterprise-grade streaming multi-format data analysis with comprehensive statistical insights and intelligent relationship detection - supports CSV, JSON, Excel, TSV, Parquet - memory-efficient, cross-platform
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TypeScript
/**
* Core Join Analysis Orchestrator
* Phase 1: Foundation Architecture - Main join analysis engine
*/
import { JoinAnalysisResult, JoinAnalysisConfig, JoinCandidate, JoinRecommendation } from './types';
export declare class JoinAnalyzer {
private relationshipDetector;
private config;
private csvParser;
private csvDetector;
constructor(config?: Partial<JoinAnalysisConfig>);
/**
* Main entry point for join analysis across multiple files
*/
analyzeJoins(filePaths: string[]): Promise<JoinAnalysisResult>;
/**
* Analyze specific join between two tables
*/
analyzePairwiseJoin(leftPath: string, rightPath: string, leftColumn?: string, rightColumn?: string): Promise<JoinCandidate[]>;
/**
* Get join recommendations for a specific scenario
*/
getJoinRecommendations(filePaths: string[], businessContext?: string): Promise<JoinRecommendation[]>;
private validateInput;
private loadTableMetadata;
private analyzeColumnSchema;
private inferDataType;
private extractColumnPatterns;
private extractTableName;
private generateMockSchema;
private generateJoinCandidates;
private analyzeSpecificJoin;
private findSemanticJoinCandidates;
private calculateJoinQuality;
private generateRecommendations;
private analyzePerformance;
private createSummary;
}
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