Query Optimization in Encrypted Databases for Providing DaaS

Abstract

Nowadays, data is getting generated tremendously in fields like consumer or end user generated content, financial service industry, broadcast media and service industry, manufacturing, transportation, retail, wholesale and utility industry, government and healthcare industry, oil and gas industry. Digital revolution has transformed present society from an industrial society in to an information society. Maintaining database (at data owner side) requires purchasing the required hardware, implementing database products, establishing network connectivity, and hiring the professionals etc. This traditional solution, becoming increasingly expensive and impractical as the database systems and problems become complicated and more larger. Security and cost concerns force many companies to outsource their databases. Data outsourcing has various benefits like decrease the cost 5-10 times from initial calculated cost, increase database availability.