export type VectorMetadataValueType = 'string' | 'number' | 'boolean' | 'date' | 'array' | 'object' | 'null' | 'unknown';
export interface IVectorMetadataFieldSchema {
    field: string;
    inferredType: VectorMetadataValueType;
    mixedTypes: VectorMetadataValueType[];
    occurrence: number;
    confidence: number;
    suggestedOperators: string[];
}
export interface IVectorMetadataSchema {
    fields: IVectorMetadataFieldSchema[];
    sampleCount: number;
}
export declare function inferVectorMetadataSchema(samples: Array<Record<string, unknown>>): IVectorMetadataSchema;