export declare const genAddForeignKeyCommand: (tableName: string, key: any) => string;
export declare const genAddForeignKeysCommands: (tableName: string, keys: any) => string[];
export declare const genRemoveForeignKeyCommand: (tableName: string, key: string) => string;
export declare const genRemoveForeignKeysCommands: (tableName: string, keys: any) => string[];