import { Expression } from './expression';
import { TableDefinition } from './table';
export interface ColumnDefinitionFormat {
    dataType: string;
    isNotNull: boolean;
    isPrimaryKey: boolean;
    defaultExpression?: string;
    checkExpression?: string;
    isUnique: boolean;
    referencesTable?: string;
    referencesSelf?: boolean;
    referencesColumn?: string;
    enumValues?: string[];
}
export interface ColumnDefinition<DataType, IsNotNull extends boolean = false, HasDefault extends boolean = false> {
    notNull(): ColumnDefinition<DataType, true, HasDefault>;
    primaryKey(): ColumnDefinition<DataType, true, HasDefault>;
    default<IsAlwaysSettingAValue extends boolean = true>(expression: string): ColumnDefinition<DataType, IsNotNull, IsAlwaysSettingAValue>;
    check(expression: string): ColumnDefinition<DataType, IsNotNull, HasDefault>;
    unique(): ColumnDefinition<DataType, IsNotNull, HasDefault>;
    references<T extends TableDefinition<any>, ColumnName extends T extends TableDefinition<infer Columns> ? keyof Columns : never>(table: T, columnName: ColumnName): ColumnDefinition<DataType, IsNotNull, HasDefault>;
    referencesSelf(columnName: string): ColumnDefinition<DataType, IsNotNull, HasDefault>;
}
export declare const makeColumnDefinition: <DataType, IsNotNull extends boolean = false, HasDefault extends boolean = false>(dataType: string, enumValues?: string[] | undefined) => ColumnDefinition<DataType, IsNotNull, HasDefault>;
export declare class ColumnSet<Columns> {
    private _columnSetBrand;
}
export declare class Column<Name extends string, TableName, DataType, IsNotNull extends boolean, HasDefault extends boolean, JoinType> extends Expression<DataType, IsNotNull, Name> {
    private readonly columnName;
    private readonly tableName;
    private readonly originalColumnName;
    private _columnBrand;
    constructor(columnName: Name, tableName: TableName, originalColumnName: string | undefined);
    as<AliasName extends string>(alias: AliasName): Column<AliasName, TableName, DataType, IsNotNull, HasDefault, JoinType>;
}