import { Schema } from "apache-arrow";
type InferenceOptions = {
    dictionaryEncodeStrings: boolean;
    vectorColumns: Record<string, {
        type: unknown;
    }>;
};
/**
 * Infer the Arrow schema represented by a set of records.
 *
 * This is the intentionally small interface to schema inference. The stateful
 * details of combining partial type evidence are encapsulated below so callers
 * only need to provide records, an optional schema, and inference options.
 */
export declare function inferSchema(data: Array<Record<string, unknown>>, schema: Schema | undefined, options: InferenceOptions): Schema;
export {};