import type { AnyString, Constructor, Dictionary, EntityClass, ObjectQuery } from '../typings';
import type { FindOptions } from '../drivers/IDatabaseDriver';
export declare function Entity<T extends EntityClass<unknown>>(options?: EntityOptions<T>): (target: T) => void;
export type EntityOptions<T, E = T extends EntityClass<infer P> ? P : T> = {
    /** Override default collection/table name. Alias for `collection`. */
    tableName?: string;
    /** Sets the schema name. */
    schema?: string;
    /** Override default collection/table name. Alias for `tableName`. */
    collection?: string;
    /** For {@doclink inheritance-mapping#single-table-inheritance | Single Table Inheritance}. */
    discriminatorColumn?: (T extends EntityClass<infer P> ? keyof P : string) | AnyString;
    /** For {@doclink inheritance-mapping#single-table-inheritance | Single Table Inheritance}. */
    discriminatorMap?: Dictionary<string>;
    /** For {@doclink inheritance-mapping#single-table-inheritance | Single Table Inheritance}. */
    discriminatorValue?: number | string;
    /**	Enforce use of constructor when creating managed entity instances. */
    forceConstructor?: boolean;
    /** Specify comment to table. (SQL only) */
    comment?: string;
    /**	Marks entity as abstract, such entities are inlined during discovery. */
    abstract?: boolean;
    /** Disables change tracking - such entities are ignored during flush. */
    readonly?: boolean;
    /** Marks entity as {@doclink virtual-entities | virtual}. This is set automatically when you use `expression` option. */
    virtual?: boolean;
    /** Used to make ORM aware of externally defined triggers. This is needed for MS SQL Server multi inserts, ignored in other dialects. */
    hasTriggers?: boolean;
    /** SQL query that maps to a {@doclink virtual-entities | virtual entity}. */
    expression?: string | ((em: any, where: ObjectQuery<E>, options: FindOptions<E, any, any, any>) => object);
    /** Set {@doclink repositories#custom-repository | custom repository class}. */
    repository?: () => Constructor;
};