ABAP Help Blog » Performance http://zevolving.com Great Insight with Tips & Tricks for ABAP Fri, 17 May 2013 02:59:55 +0000 en-US hourly 1 http://wordpress.org/?v=3.4.1 ABAP build a table with Unique Keys – Performance Comparison http://zevolving.com/2013/04/abap-build-a-table-with-unique-keys-performance-comparison/ http://zevolving.com/2013/04/abap-build-a-table-with-unique-keys-performance-comparison/#comments Tue, 16 Apr 2013 03:41:19 +0000 Naimesh Patel http://zevolving.com/?p=2139 Lets check out various different options to build up table with unique Keys along with Performance Comparison. Preface One of the reader, Wouter has requested a code snippet on Easily Build a internal table with Unique keys based on various table entries. I thought of just writing it as a code snippet but later on...


ABAP build a table with Unique Keys – Performance Comparison is a post from ABAP Help Blog.

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]]> http://zevolving.com/2013/04/abap-build-a-table-with-unique-keys-performance-comparison/feed/ 5 ABAP Internal Table Secondary Key Performance comparison http://zevolving.com/2013/03/abap-internal-table-secondary-key-performance-comparison/ http://zevolving.com/2013/03/abap-internal-table-secondary-key-performance-comparison/#comments Tue, 12 Mar 2013 03:39:23 +0000 Naimesh Patel http://zevolving.com/?p=1950 Performance is the driving factor when using the Secondary Keys on the ABAP Internal Tables. So, Lets check out ABAP Internal Table Secondary Key Performance comparison. In last article, I show you how to declare and use which are available from ABAP 7.0 EhP2. In this article, I would try to capture the performance comparison...


ABAP Internal Table Secondary Key Performance comparison is a post from ABAP Help Blog.

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]]> http://zevolving.com/2013/03/abap-internal-table-secondary-key-performance-comparison/feed/ 5 ABAP Internal Table Performance for STANDARD, SORTED and HASHED Table http://zevolving.com/2013/02/abap-internal-table-performance-for-standard-sorted-and-hashed-table/ http://zevolving.com/2013/02/abap-internal-table-performance-for-standard-sorted-and-hashed-table/#comments Tue, 26 Feb 2013 04:17:57 +0000 Naimesh Patel http://zevolving.com/?p=1861 Standard Table is the most widely used table Type. It has performance drawbacks if not used properly. Few months ago, I asked a question: Your Preferred table kind for your ITAB Total of 236 people has voted for the . Demo Program on ITAB Performance Before we jump into the poll result, check out the...


ABAP Internal Table Performance for STANDARD, SORTED and HASHED Table is a post from ABAP Help Blog.

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  2. Parallel Cursor – To speed up performance of Nested LOOP Technique to speed up the performance of the Nested LOOP...
  3. Performance of ITAB Copy Today, we’ll see another performance drainage – Internal Table Copy....
]]> http://zevolving.com/2013/02/abap-internal-table-performance-for-standard-sorted-and-hashed-table/feed/ 2 Performance of Using Keys in SELECT with FOR ALL ENTRIES http://zevolving.com/2012/05/performance-of-using-keys-in-select-with-for-all-entries/ http://zevolving.com/2012/05/performance-of-using-keys-in-select-with-for-all-entries/#comments Wed, 09 May 2012 16:32:27 +0000 Naimesh Patel http://zevolving.com/?p=1584 You would get insight from Performance perspective when not using the Keys in SELECT with FOR ALL ENTRIES. System would spend definitely more time when there mixture of Entries in the ITAB. Problem Once you have selected records from one table and need to get the relevant records from the dependent table, you generally use...


Performance of Using Keys in SELECT with FOR ALL ENTRIES is a post from ABAP Help Blog.

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  1. ABAP Internal Table Performance for STANDARD, SORTED and HASHED Table Standard Table is the most widely used table Type. It...
  2. Performance of ITAB Copy Today, we’ll see another performance drainage – Internal Table Copy....
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]]> http://zevolving.com/2012/05/performance-of-using-keys-in-select-with-for-all-entries/feed/ 13 Performance of ITAB Copy http://zevolving.com/2011/06/performance-of-itab-copy/ http://zevolving.com/2011/06/performance-of-itab-copy/#comments Mon, 13 Jun 2011 19:14:00 +0000 Naimesh Patel http://help-abap.zevolving.com/2011/06/performance-of-itab-copy/ Today, we’ll see another performance drainage – Internal Table Copy. If we don’t use the data properly, we’ll run into the situation where we’ll use lot of resoruces to perform the ITAB copy and end up reducing the performance of our application. Sometimes, we pass the ITAB from one application to diffrent FM / Method,...


Performance of ITAB Copy is a post from ABAP Help Blog.

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]]> http://zevolving.com/2011/06/performance-of-itab-copy/feed/ 3 READ-ONLY attribute vs GETTER methods http://zevolving.com/2011/02/read-only-attribute-vs-getter-methods/ http://zevolving.com/2011/02/read-only-attribute-vs-getter-methods/#comments Tue, 22 Feb 2011 20:08:00 +0000 Naimesh Patel http://help-abap.zevolving.com/2011/02/read-only-attribute-vs-getter-methods/ READ-ONLY is something different for the people who have worked on the OOP in the past. Like JAVA doesn’t have the read only addition. So, there is a hot discussion going on in SAP ABAP Objects world, why READ-ONLY is there and what is the purpose of it. Let’s unleash the READ-ONLY (and its power...


READ-ONLY attribute vs GETTER methods is a post from ABAP Help Blog.

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]]> http://zevolving.com/2011/02/read-only-attribute-vs-getter-methods/feed/ 6 Measure the Performance between Break-Points using SE30 http://zevolving.com/2009/12/measure-the-performance-between-break-points-using-se30/ http://zevolving.com/2009/12/measure-the-performance-between-break-points-using-se30/#comments Thu, 17 Dec 2009 00:02:00 +0000 Naimesh Patel http://help-abap.zevolving.com/2009/12/measure-the-performance-between-break-points-using-se30/ Using transaction SE30 measure the Performance between breakpoints We can measure the runtime and check the performance of the program by using the transaction SE30. SAP Help on the Runtime Analysis using SE30. Today we will elaborate the option to measure the performance of the specific part of the code using the SE30. This option...


Measure the Performance between Break-Points using SE30 is a post from ABAP Help Blog.

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  1. Performance of Using Keys in SELECT with FOR ALL ENTRIES You would get insight from Performance perspective when not using...
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  3. Use of Field-symbols vs Work area To use the Field-symbols against the Work Area for Internal...
]]> http://zevolving.com/2009/12/measure-the-performance-between-break-points-using-se30/feed/ 10 Use of Field-symbols vs Work area http://zevolving.com/2009/12/use-of-field-symbols-vs-work-area/ http://zevolving.com/2009/12/use-of-field-symbols-vs-work-area/#comments Tue, 15 Dec 2009 23:54:00 +0000 Naimesh Patel http://help-abap.zevolving.com/2009/12/use-of-field-symbols-vs-work-area/ To use the Field-symbols against the Work Area for Internal table processing. We’ll also measure the difference between both of the techniques. Basics Internal table processing is essential part of any ABAP program. Generally, we use the explicit work area to process the internal table like appending & modifying records. We can reduce the time...


Use of Field-symbols vs Work area is a post from ABAP Help Blog.

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]]> http://zevolving.com/2009/12/use-of-field-symbols-vs-work-area/feed/ 13 Parallel Cursor – 2: without using READ http://zevolving.com/2009/12/parallel-cursor-2-without-using-read/ http://zevolving.com/2009/12/parallel-cursor-2-without-using-read/#comments Tue, 15 Dec 2009 01:29:00 +0000 Naimesh Patel http://help-abap.zevolving.com/2009/12/parallel-cursor-2-without-using-read/ Parallel Cursor without using READ In previous post , we have seen a technique how to speed up the performance of the nested LOOP constructs in ABAP. In today’s post, we will see another variance of the Parallel cursor technique. In this technique, we will exit out the inner LOOP when both keys are not...


Parallel Cursor – 2: without using READ is a post from ABAP Help Blog.

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]]> http://zevolving.com/2009/12/parallel-cursor-2-without-using-read/feed/ 6 Parallel Cursor – To speed up performance of Nested LOOP http://zevolving.com/2009/12/parallel-cursor-to-speed-up-performance-of-nested-loop/ http://zevolving.com/2009/12/parallel-cursor-to-speed-up-performance-of-nested-loop/#comments Sun, 13 Dec 2009 22:59:00 +0000 Naimesh Patel http://help-abap.zevolving.com/2009/12/parallel-cursor-to-speed-up-performance-of-nested-loop/ Technique to speed up the performance of the Nested LOOP – Parllel Cursor Today, we will tackle down the biggest performance related issue around the Nested Loops. Preface Traditionally in ABAP, we use the LOOP using the WHERE clause for Nested loops. This type of nested loops are very common in our day-to-day programming. But,...


Parallel Cursor – To speed up performance of Nested LOOP is a post from ABAP Help Blog.

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]]> http://zevolving.com/2009/12/parallel-cursor-to-speed-up-performance-of-nested-loop/feed/ 6