import { GSContext, GSDataSource, PlainObject } from '@godspeedsystems/core';
export default class MultiDBTextToSQLDataSource extends GSDataSource {
    private genAI;
    private model;
    private dbManager;
    private connections;
    private redisClient;
    private schemas;
    protected initClient(): Promise<object>;
    private initializeDatabases;
    private fetchDatabaseSchema;
    private fetchPostgresSchema;
    private fetchMySQLSchema;
    private fetchMongoSchema;
    private fetchOracleSchema;
    private formatRelationalSchema;
    private formatMongoSchema;
    private formatOracleSchema;
    execute(ctx: GSContext, args: PlainObject): Promise<any>;
    private generateQuery;
    private executeQuery;
    private cacheQuery;
    private getCachedQuery;
    cleanup(): Promise<void>;
}
declare const SourceType = "DS";
declare const Type = "text-to-sql";
declare const CONFIG_FILE_NAME = "text-to-sql";
declare const DEFAULT_CONFIG: {
    gemini: {
        apiKey: string | undefined;
    };
    databases: {
        postgres: {
            enabled: boolean;
            config: {
                user: string | undefined;
                host: string | undefined;
                database: string | undefined;
                password: string | undefined;
                port: number;
            };
        };
        mysql: {
            enabled: boolean;
            config: {
                host: string | undefined;
                user: string | undefined;
                password: string | undefined;
                database: string | undefined;
            };
        };
        mongodb: {
            enabled: boolean;
            config: {
                url: string | undefined;
                database: string | undefined;
            };
        };
        oracle: {
            enabled: boolean;
            config: {
                user: string | undefined;
                password: string | undefined;
                connectString: string | undefined;
            };
        };
    };
    redis: {
        url: string | undefined;
    };
};
export { MultiDBTextToSQLDataSource as DataSource, SourceType, Type, CONFIG_FILE_NAME, DEFAULT_CONFIG, };