import { ICheckConstraintMetaData } from "./Interface/ICheckConstraintMetaData";
import { IColumnMetaData } from "./Interface/IColumnMetaData";
import { IEntityMetaData } from "./Interface/IEntityMetaData";
import { FunctionExpression } from "../ExpressionBuilder/Expression/FunctionExpression";
import { RelationQueryBuilder } from "../Provider/Relation/RelationQueryBuilder";
import { IExpression } from "../ExpressionBuilder/Expression/IExpression";
export declare class CheckConstraintMetaData<TE> implements ICheckConstraintMetaData<TE> {
    name: string;
    readonly entity: IEntityMetaData<TE, any>;
    constructor(name: string, entity: IEntityMetaData<TE, any>, definition: ((entity: TE) => boolean) | IExpression<boolean>);
    private checkFn;
    private _definition;
    readonly definition: IExpression<boolean> | string;
    columns: Array<IColumnMetaData<TE>>;
    protected toDefinitionExpression(fnExp: FunctionExpression<boolean>): IExpression<boolean>;
    getDefinitionString(queryBuilder: RelationQueryBuilder): string;
}