This paper proposes an approach for translating an existing relational database (RDB) schema into ORDB. The transition is done with methods that can extract various functions from a RDB which is based on aggregations, associations between the various tables, and the reflexive relationships. These methods can extract even the inheritance knowing that no process of reverse engineering can know th...

periodic vehicle routing problem focuses on establishing a plan of visits to clients over a given time horizon so as to satisfy some service level while optimizing the routes used in each time period. this paper presents a new effective heuristic algorithm based on data mining tools for periodic vehicle routing problem (pvrp). the related results of proposed algorithm are compared with the resu...

periodic vehicle routing problem focuses on establishing a plan of visits to clients over a given time horizon so as to satisfy some service level while optimizing the routes used in each time period. This paper presents a new effective heuristic algorithm based on data mining tools for periodic vehicle routing problem (PVRP). The related results of proposed algorithm are compared with the resu...

Kegiatan Pengabdian Masyrakat di Kantor Palang Merah Indonesia Kisaran merupakan kegioatan yang dilakukan berdasarkan permintaan anggota administrasi PMI tersebut, kegiatan pengabdian ini meliputi melakukan pembuatan Database Data Pendonor Darah. Selama pendataan pendonoran darah masih secara manual, yaitu hanya dengan membuat catatan pada pembukuan bagi siapa saja ingin dan Kisaran. Hal terseb...