import { ColumnConfig } from '../../decorators/configurator/column.configurator';
/**
 * @public
 * @class DbColumn
 *
 * @description
 * This class is a column model
 * to help model migration to do his soup
 *
 * @author  Olivier Margarit
 * @since   0.1
 */
export declare class DbColumn {
    /**
     * @public
     * @property {string} name, the optional column name, if not set, the column take
     *           the field name as column name
     */
    name: string;
    /**
     * @public
     * @property {string} field field name form the declared model
     */
    field: string;
    /**
     * @public
     * @property {boolean} primaryKey define the column as primary key of the table,
     *           the default value is false
     */
    primaryKey: boolean;
    /**
     * @public
     * @property {boolean} autoIncrement define if the column value is auto incremented
     *           default value is false
     */
    autoIncrement: boolean;
    /**
     * @public
     * @property {boolean} unique define if column value should be unique. Default value
     *           is false
     */
    unique: boolean;
    /**
     * @public
     * @property {boolean} indexed define if column value should be indexed. Default value
     *           is false
     */
    indexed: boolean;
    /**
     * @public
     * @property {string} type define type of the column, type must be compatible with
     *           the field type plus the sqlite manged type
     */
    type: string;
    /**
     * @public
     * @property {string} foreignTable foreign table name
     */
    foreignTable: string | null;
    /**
     * @public
     * @property {string} foreignKey foreign key linked to current key
     */
    foreignKey: string | null;
    /**
     * @public
     * @property {string} foreignField field name of the foreign model
     */
    foreignField: string | null;
    /**
     * @public
     * @property {any} defaultValue the default value of the column
     */
    defaultValue: any;
    /**
     * @public
     * @constructor Create column instance
     *
     * @param {string} name column name
     */
    constructor(name?: string);
    /**
     * @public
     * @method configure configure the column from configurator model
     *
     * @param {ColumnConfig} config the configurator object
     *
     * @since 0.2
     */
    configure(config: ColumnConfig): void;
    /**
     * @public
     * @method fromAlias get aliased column
     *
     * @param {string} alias the alias label
     *
     * @return {DbColumn} the aliased column
     *
     * @since 0.2
     */
    fromAlias(alias: string): DbColumn;
}