Table of Contents

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  1. Preface
  2. Installing MDM Big Data Relationship Management
  3. Configuring MDM Big Data Relationship Management
  4. Configuring Security
  5. Setting Up the Environment to Process Streaming Data
  6. Configuring Distributed Search
  7. Packaging and Deploying the RESTful Web Services

Installation and Configuration Guide

Installation and Configuration Guide

FROM_MASTER

FROM_MASTER

The FROM_MASTER rule retains the column value in the preferred record that the row rules have selected.
The following table displays a sample cluster and indicates the row-level preferred record:
Cluster ID
Employee Name
City
Age
Department
Comment
1
John Smith
San Francisco
31
Sales
1
J Smith
Redwood City
30
Human Resources
Row-level preferred record
1
John Jr Smith
Seattle
32
Support
The following table lists the preferred record with the preferred column value based on the FROM_MASTER rule applied on the Age column:
Cluster ID
Employee Name
City
Age
Department
Comment
1
J Smith
Redwood City
30
Human Resources
Column-level preferred record
The FROM_MASTER rule selects 30 as the preferred column value.
Use the following format to configure a FROM_MASTER rule:
<ColumnRules> <ColumnRule name="<Rule name>" rule="FROM_MASTER" columnName="<Column name"> </ColumnRule> </ColumnRules>
The format uses the following parameters:
Rule name
Unique name for the rule.
Column name
Name of the column based on which you want to configure the rule.
The following sample FROM_MASTER rule is based on the Age column:
<ColumnRules> <ColumnRule name="NAME_RULE" rule="FROM_MASTER" columnName="Age"></ColumnRule> </ColumnRules>


Updated June 27, 2019