Target Attributes Report - Visual Explain

Teradata Visual Explain User Guide

Product
Visual Explain
Release Number
15.10
Language
English (United States)
Last Update
2018-10-07
dita:id
B035-2504
lifecycle
previous
Product Category
Teradata Tools and Utilities

The Target Attributes report provides information about the target relations of a step.

Figure 73 is an example of the report.

Figure 73: Example of a Target Attributes Report

Table 39 describes the Target Attributes report.

 

Table 39: Target Attributes Report Column Descriptions 

Column

Description

Step

Identifies the specific step in the compare plan.

Relation

Identifies the type of relation (Target Relation1 or Target Relation2).

Name

Identifies the name of the relation.

Sorted

Indicates whether the target relation is sorted.

Cached

Indicates whether the target relation is cached.

GeogInfo

Defines the data redistribution method used in a step:

  • Locally built indicates the rows are locally built.
  • Redistributed indicates rows are redistributed on all AMPs.
  • Duplicated indicates the rows are duplicated on all AMPs.
  • Confidence

    Specifies the confidence level for the estimated cardinality. The value in this column can be Low, High, Index join, or No.

    Compressed Columns

    Indicates whether the target spool can have compressed columns.

    Size (Estimated Rows)

    Indicates the cardinality estimate of the target spool.

    Spool Size (Bytes)

    Indicates the size of the spool in bytes.