import { Dict, BaseTypes } from './utils';
export declare type ClaimId = {
    branch: string;
    version: number;
};
export declare type FormatType = "internal" | "hr-compact";
export declare type FormatTypeWUnk = FormatType | "?";
export declare type ClaimStateSource = "*file" | "*state" | "*db";
export declare function isTableProps(o: any): o is TableProps;
export declare type TableProps = {
    ___branch?: string;
    [k: string]: ColumnProps | string;
};
export declare type Tables = Dict<TableProps | "*NOT">;
export interface ClaimState {
    source?: ClaimStateSource;
    file?: string;
    format: FormatTypeWUnk;
    ___tables: Tables;
}
export interface Claim extends ClaimState {
    id: ClaimId;
    depends?: Dict<Depends>;
    ___dependee?: Dict<number>;
}
export interface State extends ClaimState {
    modules: Dict<number>;
    depends_acc?: Dict<Dict<Dict<number>>>;
    directory?: string;
    connection?: any;
}
export interface Depends {
    [table: string]: Dict<DependColumnProps | "*UNREF"> | "*UNREF" | number;
}
export declare function versionOf(d: Depends): number;
export declare function isClaimState(o: any): o is ClaimState;
export declare function isClaim(o: any): o is Claim;
export declare function isState(o: any): o is State;
export declare type BTDict1 = Dict<BaseTypes> | BaseTypes;
export declare type BTDict2 = Dict<BTDict1> | BaseTypes;
export declare type BTDict3 = Dict<BTDict2> | BaseTypes;
export declare type ForeignKey = {
    table: string;
    column: string;
    constraint_name?: string;
};
export interface BaseColumnProps {
    data_type?: string;
    is_nullable?: boolean;
    is_unique?: boolean;
    is_primary_key?: boolean;
    has_auto_increment?: boolean;
    default?: BaseTypes;
    comment?: string;
    max_length?: number;
    numeric_precision?: number;
    numeric_scale?: number;
    [k: string]: any;
}
export interface DependColumnProps extends BaseColumnProps {
    foreign_key?: ForeignKey;
}
export interface RefColumnProps extends DependColumnProps {
    ___version?: number;
}
export interface ColumnProps extends BaseColumnProps {
    ___refs?: Dict<RefColumnProps>;
    ___branch?: string;
    foreign_key?: ForeignKey | "*NOT";
}