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export default class Dexecutor {		private config: any;	private lib: any;	private client: any;		constructor(config: any) {		this.config = config;	}		public async connect() {		switch (this.config.client) {			case "sqlite3":				this.lib = await import("./clients/sqlite3.ts");				this.client = new this.lib.SqliteClient(this.config);				break;							case "postgres":				this.lib = await import("./clients/postgres.ts");				this.client = new this.lib.PostgresClient(this.config);				break;							case "mysql":				this.lib = await import("./clients/mysql.ts");				this.client = new this.lib.MysqlClient(this.config);				break;		}				await this.client.connect();	}
		public async execute(query: string) {		return await this.client.execute(query);	}			public async close() {		await this.client.close();	}	}