import { ColumnOptions } from 'typeorm';
/**
 * Database-Agnostic Column Decorators
 *
 * Provides column decorators that automatically adapt to different database types.
 * Uses the database adapter to determine appropriate column types.
 *
 * @example
 * ```typescript
 * @Entity()
 * export class User {
 *   @UuidColumn()
 *   id!: string;
 *
 *   @JsonColumn()
 *   metadata?: Record<string, any>;
 *
 *   @ArrayColumn()
 *   tags?: string[];
 * }
 * ```
 */
/**
 * Create UUID column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function UuidColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create JSON column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function JsonColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create array column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function ArrayColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create timestamp column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function TimestampColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create boolean column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function BooleanColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create integer column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function IntegerColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create varchar column with database-appropriate type
 *
 * @param length - Maximum length
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function VarcharColumn(length: number, options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
/**
 * Create text column with database-appropriate type
 *
 * @param options - Additional column options
 * @returns Column decorator
 */
export declare function TextColumn(options?: Partial<ColumnOptions>): (target: Record<string, unknown>, propertyKey: string) => void;
//# sourceMappingURL=database-columns.d.ts.map