export type DatabaseColumnSchema = {
    name: string;
    type: string;
    dataType: string;
};
export type DatabaseTableSchema = {
    name: string;
    columns: DatabaseColumnSchema[];
};
export type DatabaseSchemaQueryRow = {
    tableName: string;
    columnName: string | null;
    columnType: string | null;
};
export declare function mapDatabaseSchemaRows(rows: DatabaseSchemaQueryRow[]): DatabaseTableSchema[];
export declare function listDatabaseSchema(): Promise<DatabaseTableSchema[]>;