import type { Nullable } from "instill-sdk";
export declare function useDeleteNamespaceKnowledgeBase(): import("@tanstack/react-query").UseMutationResult<void, Error, {
    namespaceId: string;
    knowledgeBaseId: string;
    accessToken: Nullable<string>;
}, unknown>;
//# sourceMappingURL=useDeleteNamespaceKnowledgeBase.d.ts.map