import duckdb from '@duckdb/node-bindings';
import { DuckDBArrayType } from '../DuckDBType';
import { DuckDBArrayValue } from '../values';
import { DuckDBVector } from './DuckDBVector';
import { DuckDBValidity } from './DuckDBValidity';
export declare class DuckDBArrayVector extends DuckDBVector<DuckDBArrayValue> {
    private readonly arrayType;
    private readonly validity;
    private readonly vector;
    private readonly childData;
    private readonly _itemCount;
    constructor(arrayType: DuckDBArrayType, validity: DuckDBValidity, vector: duckdb.Vector, childData: DuckDBVector, itemCount: number);
    static fromRawVector(arrayType: DuckDBArrayType, vector: duckdb.Vector, itemCount: number): DuckDBArrayVector;
    private static itemSize;
    get type(): DuckDBArrayType;
    get itemCount(): number;
    getItem(itemIndex: number): DuckDBArrayValue | null;
    setItem(itemIndex: number, value: DuckDBArrayValue | null): void;
    flush(): void;
    slice(offset: number, length: number): DuckDBArrayVector;
}