import { type Id } from '../identifier.utils.js';
/**
 * Parameters for the flush unsaved buffers command.
 */
export type FlushUnsavedBuffer = {
    /** Stream identifier */
    streamId: Id;
    /** Topic identifier */
    topicId: Id;
    /** Partition ID to flush */
    partitionId: number;
};
/**
 * Flush unsaved buffers command definition.
 * Forces buffered messages to be persisted to disk.
 */
export declare const FLUSH_UNSAVED_BUFFERS: {
    code: number;
    serialize: ({ streamId, topicId, partitionId }: FlushUnsavedBuffer) => Buffer<ArrayBuffer>;
    deserialize: (r: import("../../index.js").CommandResponse) => boolean;
};
/**
 * Executable flush unsaved buffers command function.
 */
export declare const flushUnsavedBuffers: (getClient: import("../../index.js").ClientProvider) => (arg: FlushUnsavedBuffer) => Promise<boolean>;
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