/**
 * MySQL Database Provider
 */
import { IDatabaseProvider, TestRun, TestResult } from '../interfaces/IDatabaseProvider';
export interface MySQLConfig {
    host: string;
    port?: number;
    user: string;
    password: string;
    database: string;
}
export declare class MySQLProvider implements IDatabaseProvider {
    private connection;
    private config;
    constructor(config: MySQLConfig);
    initialize(): Promise<void>;
    close(): Promise<void>;
    saveTestRun(testRun: TestRun): Promise<string>;
    saveTestResults(testRunId: string, results: TestResult[]): Promise<number>;
    saveTestResult(result: TestResult): Promise<string>;
    getTestRun(testRunId: string): Promise<TestRun | null>;
    getTestResults(testRunId: string): Promise<TestResult[]>;
    getTestRunHistory(limit?: number, offset?: number): Promise<TestRun[]>;
    getTestFailureTrends(testId: string, limit?: number): Promise<{
        totalRuns: number;
        failures: number;
        successRate: number;
    }>;
    private createTables;
    private mapRowToTestRun;
    private mapRowToTestResult;
}