import { type HasSql, internalData, internalSql } from '../Internal.js';
import type { QueryMeta } from '../MetaData.js';
import type { QueryData } from '../Queries.js';
import type { RowOfRecord } from '../Selection.js';
import { type Sql } from '../Sql.js';
import type { SelectQuery } from '../query/Query.js';
import { type Select, type SelectBase } from '../query/Select.js';
export type IncludeQuery = SelectQuery & {
    first: boolean;
};
export declare class Include<Result, Meta extends QueryMeta = QueryMeta> implements HasSql<Result> {
    #private;
    private brand;
    readonly [internalData]: QueryData<Meta> & IncludeQuery;
    constructor(data: QueryData<Meta> & IncludeQuery);
    get [internalSql](): Sql<Result>;
}
export declare function include<Input, Meta extends QueryMeta>(select: Select<Input, Meta>): Include<Array<RowOfRecord<Input>>, Meta>;
export declare namespace include {
    function one<Input, Meta extends QueryMeta>(select: SelectBase<Input, Meta>): Include<RowOfRecord<Input> | null, Meta>;
}
export declare function includeQuery(query: IncludeQuery): Sql;