Concepts

This chapter provides an architectural and conceptual overview of Querona, which is a self-service Data Foundation Platform for BI and Analytics. It describes how the Querona platform functions, and it lays a conceptual foundation for much of the practical information contained in other manuals. Information in this manual applies to the Querona platform running on all supported operating systems.

• Overview of Data Virtualization
  • Objectives
  • Benefits
  • Usage patterns by role
  • Data Virtualization with Querona
  • Querona vs Database server
• Features and Technology
  • Broad connectivity to Data Sources
  • Emulation of SQL Server
  • Built-in Apache Spark
  • REST Data API
  • Metadata lineage
  • Columnar processing
  • ETL-less
  • Transparent data pseudonymization
  • Query retargeting
  • Flexible deployment model
  • Multilanguage user interface
• Virtual tables and views
• Data Security
  • Connection encryption
  • Column-Level security
  • Row-Level security
  • Data masking
  • Data Pseudonymization