import { Builder } from './builder';
import { SqlBuilder } from './sql-builder';
import { DatabaseQueryOptions } from '../database';
export declare abstract class StatementBuilder extends Builder {
    protected sql: SqlBuilder;
    constructor();
    protected getSqlType(): typeof SqlBuilder;
    toDatabaseQuery(): DatabaseQueryOptions;
    appendBuilder(builder: Builder): void;
    disablePlaceholders(): this;
    enablePlaceholders(): this;
}