Disclosed is a method for controlling a database service for processing a service according to an exemplary embodiment of the present disclosure. Operations stored in a computer program for processing the method include: an operation of allocating, by a control thread, a service ID for each of one or more received services and identifying one or more micro-services included in each service; an operation of allocating, by the control thread, a micro-service for a first service among the one or more services to one worker thread among one or more worker threads; an operation of allocating, by the control thread, the micro-service of a second service to the worker thread or another worker thread regardless of whether to receive a processing result of the micro-service of the first service from the worker thread; and an operation of allocating, by the control thread, a next micro-service of the micro-service of the first service to the worker thread or another worker thread when receiving the processing result of the micro-service from the worker thread.