Decode function - PowerPoint PPT Presentation

Advanced SQL Topics

Advanced SQL Topics. Edward Wu. Lesson Objectives. Learn how to create and use indexes Create, Alter, and Drop Views Outer / Self Join Nested Queries Useful Function (Decode, Case, Rownum). Database Indexes. Similar to an index in a book

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Using Conversion Functions and Conditional Expressions

Using Conversion Functions and Conditional Expressions. Objectives. Quiz 3 Lab 2/HW 3 Lesson 4: Conversion Functions Lesson 5: Group Functions Lab/Homework 4. Conversion Functions. Data type conversion. Implicit data type conversion. Explicit data type conversion.

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1.03k views • 36 slides

SQL Transformation Oracle and ANSI Standard SQL

SQL Transformation Oracle and ANSI Standard SQL. Lecture 10. SQL Transformation. Transformation Defined DECODE() Function CASE Statement Case Study. SQL Transformation Defined. SQL Transformation aggregates and shifts rows of data into columns of information. SQL Transformation uses:

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