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4- Accessing data

Post date: 2010-06-17

The lesson contents:

  1. Introduction
  2. Building Queries
  3. Writing a Basic Query
    • Retrieving Columns
    • Retrieving Rows
  4. Joining Tables
    • Simple Joins
    • Joining Tables and Identifying Columns
    • Applying Additional Conditions to a Join
    • Joining Multiple Tables
  5. Using Functions to Customize Reports
    • Character Functions
    • Number Functions
    • Date Functions
    • Using the NVL Function
  6. Working with Groups of Data
    • Group Functions
    • Creating Groups of Output
    • Restricting Groups of Output

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