4 Data Analysis with OPeNDAP

The OPeNDAP software is not only a data transport mechanism. Using OPeNDAP, you can subsample the data you are looking at. That is, you can request an entire data file, or just a small piece of it.

• 4.1 Selecting Data: Using Constraint Expressions
  • 4.1.1 Constraint Expression Syntax
  • 4.1.2 Operators, Special Functions, and Data Types
  • 4.1.3 Using Functions in a Constraint Expression
  • 4.1.4 Using URLs in a Constraint Expression
  • 4.1.5 Pattern Matching with Constraint Expressions
  • 4.1.6 Optimizing the Query
• 4.2 A Word About Data Translation