OpenEdge Development:<br />Progress 4GL Reference ADD-INDEX-FIELD( ) method

Release 10.1A: OpenEdge Development:
Progress 4GL Reference

ADD-INDEX-FIELD( ) method

Adds the specified field to the specified index of a temp-table. It requires the named index to be added first.

This method cannot be called after TEMP-TABLE-PREPARE( ) has been called unless CLEAR( ) is called first.
Return type: LOGICAL
Applies to: Temp-table object handle
Syntax
ADD-INDEX-FIELD( index-name-exp , field-name-exp [ , mode-exp ] ) 
index-name-exp
A character expression that evaluates to the name of the index to which the field is being added.
field-name-exp
A character expression that evaluates to the name of the field to add to the index.
mode-exp
An expression that evaluates to desc if it is descending or asc if it is ascending. The default is asc.

The following example fragment adds to a temp-table a new unique primary index field with two components, the first ascending, the second descending:
tth:ADD-FIELDS-FROM("customer","sales-rep").
tth:ADD-NEW-INDEX("abidx",true,true).
tth:ADD-INDEX-FIELD("abidx","abfield1").
tth:ADD-INDEX-FIELD("abidx","abfield2","desc").
... 