Course Outline

Create Complex Queries to Databases for Government

  • Use Available Operators
  • Queries with Multiple Conditions

Creating Tables and References

  • DDL Commands (Create, Alter, and Drop)
  • Create Referential Integrity
  • Normalization of Tables (Up to Third Normal Form)
  • Anomalies and Ways to Avoid Them

Changes in the Structure of Existing Tables

  • ALTER Clause

Manipulation of Data

  • DML Commands (Insert, Update, Delete)

Creating New Users and Granting Permissions

  • DCL Commands (Grant, Revoke)

Linking Tables

  • Internal and External Joins

Data Aggregation

  • Features of Grouping Functions
  • Use the GROUP BY Clause and HAVING
  • Grouping Multiple Columns

Subqueries

  • Multi-Column
  • Correlated
  • WITH Clause

Requirements

Basic knowledge of Oracle SQL is essential for government employees working with database management systems. This foundational skill enables efficient data retrieval and manipulation, supporting various public sector workflows and ensuring compliance with governance standards.
 14 Hours

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