Abstract: With the rapid development of location-based services in the mobile Internet, a large amount of spatial-keyword data for range queries is outsourced to the cloud to alleviate local storage ...

Modern big data systems run on cloud environments where resources are shared among several users and applications. As a result, declarative user queries need to be optimized and executed over ...

Abstract: Efficient SQL Query Optimization (QO) is a fundamental aspect of database management systems, aimed at enhancing query performance and reducing resource consumption typically involves ...

Top Justice Department officials defended Lindsey Halligan's attempts to remain in her position as a U.S. attorney in court filings Tuesday, responding to a federal judge who demanded to know why she ...