Table of Contents

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  1. Preface
  2. Introduction
  3. Defining a System
  4. Flattening IDTs
  5. Link Tables
  6. Loading a System
  7. Static Clustering
  8. Simple Search
  9. Search Performance
  10. Miscellaneous Issues
  11. Limitations
  12. Error Messages

Identity Table Definition

Identity Table Definition

This begins with the
IDT-DEFINITION
keyword and defines an IIR Identity Table. The fields are as follows:
Field
Descriptions
NAME=
A character string that specifies the name of the IDT. This is a mandatory parameter
DENORMALIZED-VIEW=
A character string that specifies the name of the
View-Definition
that defines the layout of the denormalized data for Flattening. Refer to
Flattening IDTs
section in this guide for details. This is an optional parameter.
FLATTEN-KEYS=
A character string that defines the IDT columns used to group denormalized rows during the Flattening process. A maximum of 36 columns may be specified. Refer to Flattening IDTs section in this guide for details. This is an optional parameter.
OPTIONS=
This is used to specify various options to control the data stored in the IDT:
FLAT-KEEP-BLANKS
a flattening option that maintains positionality of columns in the flattened record. Refer to the
Flattening IDTs
section for details.
FLAT-REMOVE-IDENTICAL
a flattening option that removes identical values from a flattened row. Refer to the
Flattening IDTs
section for details.

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