4
Expressions

This chapter describes how to combine values, operators, and functions into expressions.

This chapter includes these sections:

• About SQL Expressions
• Simple Expressions
• Compound Expressions
• CASE Expressions
• CURSOR Expressions
• Datetime Expressions
• Function Expressions
• INTERVAL Expressions
• Object Access Expressions
• Scalar Subquery Expressions
• Type Constructor Expressions
• Variable Expressions
• Expression Lists