Chat now with support
Chat with Support

SQL Optimizer for DB2 ZOS 5.6.1 - User Guide

Welcome Optimize SQL Options Tutorial About us Third-party contributions Copyright

FFETCH

Employs a fact table index in order to fetch a fact table in a data manager pushdown star join.

 

FIXSCAN

Represents a fact table index scan in a data manager pushdown star join.

 

HBJOIN

Use to perform a hybrid join.

A hybrid join is used only on inner joins. The construct contains a single HBJOIN node and two subtrees.

 

HSSCAN

Use to perform a HASH SCAN.

 

Related Documents