Data Discovery Guide

10.4.0
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- 10.5.1
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Data Domain Discovery Settings

The data domain discovery settings include choosing whether data domain discovery must run on column data, column name, or both column data and column name. You can choose data domains and specify whether data domain discovery needs to process all the rows in the data source. You can choose a conformance criteria for data domain discovery. You can exclude nulls from data domain discovery.

The following table describes the data domain discovery settings that you can configure for enterprise discovery in the Analyst tool:

Option	Description
Enable data domain discovery	Performs data domain discovery as part of enterprise discovery.
Run data domain discovery on data	Performs data domain discovery on column data.
Run data domain discovery on column name	Performs data domain discovery on the name of each column.
Minimum conformance percentage	The minimum conformance percentage of rows in the data set required for a data domain match. The conformance percentage is the ratio of number of matching rows divided by the total number of rows. The Analyst tool considers null values as nonmatching rows.
Minimum conforming rows	The minimum number of rows in the data set required for a data domain match.
Exclude null values from data domain discovery	Excludes the null values from the data set for data domain discovery.
Exclude columns with approved data domains	Excludes columns with approved data domains from the data domain inference of the profile run.
All rows	Performs data domain discovery on all source rows.
First	The maximum number of rows the profile can run on. The Analyst tool chooses rows starting from the first row in the source. You can choose a maximum of 2,147,483,647 rows.

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Data Discovery Guide

Data Discovery Guide

Data Domain Discovery Settings

Data Domain Discovery Settings