leverx abap basics - using the trex search component

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Essential SAP Tutorial

SAP ABAP Basics: Using TREX Quick SearchIn Custom DevelopmentsBy John DeGrandchamp

Copyrighted 2012 by LeverX, Inc.

Tutorial Goal

Get a basic overview of TREX search and it capabilities TREX is the primary search technology currently used in SAP

components Learn the framework to implement TREX quick search in a custom

development This will enable a quicker, more flexible search than standard function

modules

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SAP TREX Search Overview

TREX has the ability to search structured business data as well as unstructured documents

TREX provides the backend technology for Enterprise Search TREX has several different search modes including: exact, linguistic, fuzzy

(search error tolerant), wildcards, phrase search, and Boolean operators TREX consists of an ABAP client and a JAVA client

The JAVA client communicates with non-SAP applications

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Open Transaction SE38

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Enter your desired name for the program

Press the create button

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Enter a title, program type, program status, application, and press save

Save as a local object or to appropriate package

Enter Program Attributes

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Create data variables to communicate with method and display result

Create a parameter for user to enter quick search

Create Necessary Data Declarations

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Call Method For Quick Search

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Call method query_result_by _select_option from class /plmb/cl_sea_query_api using the pattern button

The object type tells the method where to look in the TREX index

Copyrighted 2012 by LeverX, Inc.

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The pattern button can be used to assist in writing code for items such as function modules, select statements, write statements, and methods

In our case we will select ‘ABAP Object Patterns’ and enter values as shown

Pattern Button

Copyrighted 2012 by LeverX, Inc.

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Loop the results table into a work area

Write the desired fields onto the screen

Write Results To Screen

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Selection Screen and Result Screen

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Conclusion

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You have now written a program that utilizes the TREX quick search capability

This allows users a much more flexible search format than using a standard function module

It is also much faster when searching large amounts of records because it does not access the database

Contact Information

Please contact us for more information about our services or solutions available.

LeverX, Inc. 800 West El Camino Real, Suite 180

Mountain View, CA 94040 USATel: (650) 625 – 8347

Web Site: www.LeverX.com12 Copyrighted 2012 by LeverX, Inc.