import { Credentials, DatabaseSecret, IParameterGroup, ServerlessCluster, ServerlessScalingOptions, ServerlessClusterProps, IClusterEngine } from 'aws-cdk-lib/aws-rds';
import { IVpc, SelectedSubnets } from 'aws-cdk-lib/aws-ec2';
import { Stack } from 'aws-cdk-lib';
export type ServerlessRdsConfiguration = Readonly<{
    username: string;
    defaultDatabaseName: string;
    scaling: ServerlessScalingOptions;
}>;
export type ServerlessRdsInput = Readonly<{
    clusterName: string;
    selectedSubnets: SelectedSubnets;
    vpc: IVpc;
    credentials: Credentials;
}>;
export type EngineConfiguration = Readonly<{
    engine: IClusterEngine;
    parameterGroup: IParameterGroup;
}>;
/** Builds a serverless RDS configuration from scaling options, database name, and username. */
export declare const withServerlessRdsConfiguration: (deps: {
    serverlessScalingOptions: ServerlessScalingOptions;
}) => (databaseName: string, username: string) => ServerlessRdsConfiguration;
/** Returns an engine configuration for Aurora PostgreSQL 10. */
export declare const withAuroraPostgresSql10EngineConfiguration: (deps: {
    stack: Stack;
    parameterGroupId: string;
}) => EngineConfiguration;
/** Creates a Secrets Manager secret containing database credentials. */
export declare const withDatabaseCredentials: (deps: {
    stack: Stack;
}) => (name: string, username: string) => DatabaseSecret;
/** Creates a Serverless Aurora RDS cluster with the configured engine and scaling options. */
export declare const withServerlessRds: (deps: {
    stack: Stack;
    serverlessRdsConfiguration: ServerlessRdsConfiguration;
    engineConfiguration: EngineConfiguration;
}) => (input: ServerlessRdsInput, configuration?: Partial<ServerlessClusterProps>) => ServerlessCluster;
//# sourceMappingURL=rds.d.ts.map