import { Dict } from './utils';
export declare let db_column_flags: Dict<string>;
export declare let db_type_args: Dict<number>;
export declare let db_types_with_args: Dict<1>;
export declare let db_with_args: Dict<string>;
export declare let db_column_words: Dict<string | number>;
export declare let db_ref_lockable: Dict<any>;
export declare let db_always_declarable: Dict<any>;
export declare let db_create_non_trivial: Dict<any>;
export declare const db_may_auto_increment: Dict<1>;
export declare const numerics_w_smallint: Dict<1>;
export declare const numerics: Dict<1>;
export declare let all_data_types: Dict<1>;
export declare function isNumeric(t: string): 1;
export declare function isString(t: string): 1;
export declare function getTypeGroup(type: string): "numeric" | "datetime" | "text" | "json" | "boolean" | "uuid";
export declare function typeContainsLoose(t1: string, t2: string): boolean;