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Tera-Tom's 1000 page e-Book on Teradata by Tera-Tom Coffing

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Chapter 39

Hashing Functions

“Love, like a chicken salad or restaurant hash, must be taken with blind faith or it loses its flavor. “

– Helen Rowland

Table of Contents Chapter 39 – Hashing Functions

Hashing Functions on Teradata

The HASHROW Function

The HASHROW Function in a real-world Example

The HASHBUCKET Function

The HASHBUCKET Function in a real-world Example

The HASHAMP Function

The HASHAMP Function in a real-world Example

A Great HASHAMP Function for Large Tables

The HASHBAKAMP Function

A Real-World HASBAKHAMP Function Example

A Great way to see distribution for Primary and Fallback rows

Hashing Functions on Teradata

Teradata uses Parallel Processing and the most important aspect of this is to spread the rows of ...

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