import * as pulumi from "@pulumi/pulumi";
/**
 * Use this data source to get the list of RDS instance roles.
 */
export declare function getPgRoles(args: GetPgRolesArgs, opts?: pulumi.InvokeOptions): Promise<GetPgRolesResult>;
/**
 * A collection of arguments for invoking getPgRoles.
 */
export interface GetPgRolesArgs {
    /**
     * Specifies the username of the account.
     * The list of authorized roles for this account when there is a value.
     */
    account?: string;
    /**
     * Specifies the ID of Instance.
     */
    instanceId: string;
    /**
     * Specifies the region in which to query the resource.
     * If omitted, the provider-level region will be used.
     */
    region?: string;
}
/**
 * A collection of values returned by getPgRoles.
 */
export interface GetPgRolesResult {
    readonly account?: string;
    /**
     * The provider-assigned unique ID for this managed resource.
     */
    readonly id: string;
    readonly instanceId: string;
    readonly region: string;
    /**
     * Indicates the list of roles.
     */
    readonly roles: string[];
}
export declare function getPgRolesOutput(args: GetPgRolesOutputArgs, opts?: pulumi.InvokeOptions): pulumi.Output<GetPgRolesResult>;
/**
 * A collection of arguments for invoking getPgRoles.
 */
export interface GetPgRolesOutputArgs {
    /**
     * Specifies the username of the account.
     * The list of authorized roles for this account when there is a value.
     */
    account?: pulumi.Input<string>;
    /**
     * Specifies the ID of Instance.
     */
    instanceId: pulumi.Input<string>;
    /**
     * Specifies the region in which to query the resource.
     * If omitted, the provider-level region will be used.
     */
    region?: pulumi.Input<string>;
}