• Introducing Oracle Database XE
    Database

    Introducing Oracle Database XE

    Since the advent of the ancient writing systems, the history of civilization has been deeply intertwined with the development of information systems, evolving together over millennia. The Chinese invention of papermaking and later Johannes Gutenberg's printing press marked p…

    AndrewJune 22, 2023
  • Understanding Relational Data Model
    Database

    Understanding Relational Data Model

    The primary purpose of a database is to support an existing business process and model an real-world system. For example, imagine an HR professional responsible for processing monthly payrolls. To streamline this task and manage its associated data efficiently, the company would…

    AndrewJune 23, 2023
  • Database Normalization
    Database

    Database Normalization

    Database normalization  is the process of structuring data tables in a relational database. The primary purpose of the normalization is to reduce data redundancy and eliminate data anomalies. The normalization process involves decomposing a larger table into smaller, more manage…

    AndrewJune 23, 2023

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SAS2

SAS2

PROC SORT As implied by its name,  PROC SORT  arranges observations in a SAS …

July 24, 2024
SAS

SAS

July 23, 2024
ODA

ODA

In the everyday practice of SAS programming, we casually say that executing a…

July 21, 2024
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