export interface QueryResult<T> {
    data: T[];
    metadata: {
        totalRows: number;
        schema: any;
        executionTime: number;
        bytesProcessed: number;
    };
}
export interface QueryMetrics {
    executionTime: number;
    bytesProcessed: number;
    rowsAffected: number;
    cacheHit: boolean;
    timestamp: string;
}
export interface PoolConfig {
    min: number;
    max: number;
    idleTimeoutMillis: number;
    acquireTimeoutMillis: number;
}
export interface CacheConfig {
    enabled: boolean;
    ttl: number;
    maxSize: number;
}
export interface LogEntry {
    timestamp: string;
    level: 'info' | 'warn' | 'error';
    query: string;
    params: any[];
    executionTime: number;
    error?: Error;
}
export interface QueryOptimization {
    suggestedIndexes: string[];
    estimatedCost: number;
    optimizationTips: string[];
}
export interface MaterializedViewConfig {
    name: string;
    query: string;
    refreshInterval: string;
    partitionField?: string;
}
export interface PartitionedTableConfig {
    name: string;
    schema: any;
    partitionField: string;
    partitionType: 'RANGE' | 'TIME' | 'INGESTION_TIME';
}