Design and Implementation of Multilevel Databases

نویسنده

  • Ravi Sandhu
چکیده

This paper brie y describes ongoing research at GMU on the problem of designing and implementing multilevel databases. In a nutshell the objective of our research is to close the semantic gap between sophisticated requirements of MLS applications and the relatively meager facilities provided by emerging MLS DBMS products. There is a missing links in previous research in the MLS database arena. Previous research has tended to focus either on

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Design and Implementation of a New Switch-Diode based Single Source Multilevel Inverter Topology

Multilevel inverters are a new generation of DC-AC converters at medium and high voltage and power levels. These converters have made great strides in the use of industrial applications compared to conventional two-level inverters due to lower harmonic distortion, filter size, EMI and dv/dt. Besides these merits, some disadvantages can be mentioned such as more power electronics devices and com...

متن کامل

Designing an Integrated Multilevel Evaluation Model: A Case Study of the School Peer Counseling Program

This study sought to design a comprehensive evaluation model which can be utilized to evaluate educational programs with broad target populations and multiple management and executive layers, including the School Peer Counseling Program. This qualitative research had a descriptive design. Purposeful sampling method was used and the sample was non-randomly selected from the executive scientific ...

متن کامل

Design and Implementation of Evaluation Process for Educational Leadership Based on Multilevel Model: Experience of Shahid Sadoughi University of Medical Sciences, Yazd

Education managers can facilitate the improvement of university management by involving faculty members. They have an important role to play in directing the process of change in educational systems. Managers can drive educational innovation and improvement of developmental programs of universities by creating a motivational atmosphere. Education managers are the most important driving factor i...

متن کامل

Towards the Design and Implementation of a Multilevel Secure Deductive Database Management System

In this paper we describe a preliminary design and implementation of a multilevel secure deductive database management system (MLSIDEDBMS). In particular, logic as a dara model for multilevel databases, reasoning across security levels, architectural issues for an MLSIDEDBMS, and a prototype implementation are discussed.

متن کامل

Design and Analyses of a PWM based Seven Level CascadeCombination Inverter

Multilevel Inverters has big placement advantages in Power Electronics and its application can be mentioned to FACTS tools such as UPFC – D-STATCOM. Therefore, nowadays Multilevel Inverters have created vast field’s research and researchers are trying to present appropriate structures with fewer keys and greater advantages. The main advantages of Multilevel Inverters mentioned are low-key volta...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

برای دانلود متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

عنوان ژورنال:

دوره   شماره 

صفحات  -

تاریخ انتشار 1994