import { ConditionGroup } from '../conditions';
import { Field } from '../fields';
import { QueryTable } from '../QueryTable';
export declare enum JoinType {
    JOIN = 0,
    INNER_JOIN = 1,
    OUTER_JOIN = 2,
    LEFT_JOIN = 3,
    RIGHT_JOIN = 4,
    CROSS_JOIN = 5
}
export type Join = {
    table: QueryTable;
    type: JoinType;
    condition: ConditionGroup;
    alias?: string;
};
export declare abstract class HasJoins<R> {
    protected _joins?: Array<Join>;
    getJoins(): Array<Join>;
    setJoins(joins: Array<Join> | undefined): R;
    join(join: Join): R;
    join(type: JoinType, table: QueryTable, sourceField: Field, remoteField: Field): R;
    join(type: JoinType, table: QueryTable, sourceField: Field, remoteField: Field, alias: string): R;
    join(type: JoinType, table: QueryTable, sourceField?: Field, remoteField?: Field, alias?: string): R;
    innerJoin(table: QueryTable, sourceField: Field, remoteField: Field): R;
    innerJoin(table: QueryTable, sourceField: Field, remoteField: Field, alias: string): R;
    innerJoin(table: QueryTable, sourceField?: Field, remoteField?: Field, alias?: string): R;
    leftJoin(table: QueryTable, sourceField: Field, remoteField: Field): R;
    leftJoin(table: QueryTable, sourceField: Field, remoteField: Field, alias: string): R;
    leftJoin(table: QueryTable, sourceField?: Field, remoteField?: Field, alias?: string): R;
    rightJoin(table: QueryTable, sourceField: Field, remoteField: Field): R;
    rightJoin(table: QueryTable, sourceField: Field, remoteField: Field, alias: string): R;
    rightJoin(table: QueryTable, sourceField?: Field, remoteField?: Field, alias?: string): R;
    outerJoin(table: QueryTable, sourceField: Field, remoteField: Field): R;
    outerJoin(table: QueryTable, sourceField: Field, remoteField: Field, alias: string): R;
    outerJoin(table: QueryTable, sourceField?: Field, remoteField?: Field, alias?: string): R;
    crossJoin(table: QueryTable, sourceField: Field, remoteField: Field): R;
    crossJoin(table: QueryTable, sourceField: Field, remoteField: Field, alias: string): R;
    crossJoin(table: QueryTable, sourceField?: Field, remoteField?: Field, alias?: string): R;
}