In this paper, we present an approach using various database operators that permits to enrich technique of query optimization existing in the objectoriented databases and the comparative analysis of query optimization of compressed and uncompressed object oriented database based on cost, cardinality and no of bytes. Focus is on query optimization using relational operator, logical operator and ...

Unacceptable health status indicators such as high infant and maternal mortality rates and low life expectancy have continued unabated inspite of government efforts to change it. This paper espouses the concept of stewardship as a selfless, ethical, cost effective and outcome oriented approach to governance. It is believed that through stewardship approach governments would improve the health s...