This paper presents the study on data organization and structure in spatial database designs. An object-oriented spatial database model is developed for coalfield geological hazards taking into ...

MySQL is an open source relational database management system. Based in Structured Query Language (SQL), MySQL can run on most platforms and is mainly used for web-based applications. It is written in ...

This paper deals with the asymptotic tracking of periodic trajectories for hybrid systems having linear dynamics in each operating mode and isolated discrete switching events (switching systems).

Springville Police Sergeant Larry Teuscher performed multiple unauthorized inquiries in Utah's Bureau of Criminal Identification database ... for him even after an internal investigation ...