
Encompassing a broad range of forms and sources of data, this textbook introduces data systems through a progressive presentation. Introduction to Data Systems covers data acquisition starting with local files, then progresses to data acquired from relational databases,...

Part I Foundation.- 1. Introduction.- 2. File Systems and File Processing.- 3. Python Native Data Structures.- 4. Regular Expressions.- Part II Data Systems: The Data Models.- 5. Data Systems Models.- 6. Tabular Model: Structure and Formats.- 7. Tabular Model: Access Operations...