Developer's Guide to the Enhanced Vector Framework

The Enhanced Vector Framework (EVF) provides a complete set of tools to create and read from batches of vectors. This guide explains how to use the framework to create scan operators and file format readers. See Batch Handling Upgrades for the design and internal details.

Topics

• Tutorial - Skip the details, let's hack come code!
• Introduction
• Creating and Reading Record Batches
• Reading and Writing Value Vectors
• Memory Management
• Memory-Controlled Writes
• Projection
• Type Conversion
• Scan Framework