Download ABAP Code Samples to Improve System Performance

  • by David F. Jenkins, Independent Consultant
  • July 15, 2001
Download three code samples that can improve your poor system performance.
The ZIP file below contains three documents related to the article "Learn How to Avoid Lackluster System Performance When Using the 'FOR ALL ENTRIES IN' Clause: An ABAP Developer's Guide." First is a FORM routine F_BUILD_RANGE that can be called by the sample program to create a range table for a selected field in a table. Second is the sample program used to generate the results discussed in the article. Last are the FORM routines F_START_SQL_TRACE and F_END_SQL_TRACE, which the sample program uses to call SQL Trace.

David F. Jenkins

David F. Jenkins has been involved with IT since 1957, when he started in the business as a punched card machine operator. Dave worked for a Houston bank for nine years before receiving his B.S. in Math from the University of Houston. He then joined IBM, where he worked in various marketing support positions, supporting contractors at the NASA Johnson Space Center. While at IBM, Dave spent a year teaching at New Mexico Highlands University as part of IBM’s Faculty Loan Program. Since leaving IBM, Dave has received a master’s in Management, Computing and Systems from Houston Baptist University, and has finished coursework for a Ph.D. in Management Information Systems at the University of Houston. Since 1996, Dave has been a consultant specializing in ABAP development — his most recent client assignment has been at ChevronTexaco, supporting their installation of SAP IS-Oil Production and Revenue Accounting. Dave is married with four children, and two beautiful grandchildren. He and his wife Joy live in the country 80 miles west of Houston, where they enjoy the wide-open spaces and fresh air, and their dog, cats, fish, and especially their colony of purple martins.

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