{"id":595,"date":"2026-07-22T08:42:00","date_gmt":"2026-07-22T13:42:00","guid":{"rendered":"https:\/\/www.orbisusa.com\/en-us\/blog\/?p=595"},"modified":"2026-07-20T10:44:54","modified_gmt":"2026-07-20T15:44:54","slug":"performance-optimization-strategies-sap-abap-ecc-vs-s-4hana","status":"publish","type":"post","link":"https:\/\/www.orbisusa.com\/en-us\/blog\/business-area\/data-management\/performance-optimization-strategies-sap-abap-ecc-vs-s-4hana\/","title":{"rendered":"Performance Optimization Strategies: SAP ABAP ECC vs S\/4HANA"},"content":{"rendered":"\n<p>Moving from ECC to S\/4HANA is not just a technical migration \u2014 it demands a fundamental shift in how ABAP developers think about performance. Here&#8217;s what changes, and how to write code that truly leverages HANA.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><tbody><tr><td class=\"has-text-align-center\" data-align=\"center\" colspan=\"3\"><strong>Core Optimization Philosophy<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\"><strong>Area<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>ECC<\/strong><\/td><td class=\"has-text-align-center\" data-align=\"center\"><strong>S\/4HANA<\/strong><\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Where logic runs<\/td><td class=\"has-text-align-center\" data-align=\"center\">ABAP application layer<\/td><td class=\"has-text-align-center\" data-align=\"center\">Database layer (push-down)<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">SQL complexity<\/td><td class=\"has-text-align-center\" data-align=\"center\">Keep it simple, avoid JOINs<\/td><td class=\"has-text-align-center\" data-align=\"center\">Embrace complex SQL, JOINs, aggregates<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Data movement<\/td><td class=\"has-text-align-center\" data-align=\"center\">Fetch to ABAP, process there<\/td><td class=\"has-text-align-center\" data-align=\"center\">Process at source, return result only<\/td><\/tr><tr><td class=\"has-text-align-center\" data-align=\"center\">Buffering strategy<\/td><td class=\"has-text-align-center\" data-align=\"center\">Internal tables as buffers<\/td><td class=\"has-text-align-center\" data-align=\"center\">Minimal buffering, HANA handles it<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-the-core-shift-is-from-abap-processing-to-database-powered-logic\">The Core Shift is From ABAP Processing to Database-Powered Logic<\/h2>\n\n\n\n<p>ECC systems were optimized around one constraint: <strong>minimizing database calls<\/strong>. Complex logic lived in ABAP such as loops, internal table buffers, and row-by-row processing were the norm. HANA changes the equation entirely.<\/p>\n\n\n\n<p>The main pillar of HANA Development is<strong> Code-to-Data Paradigm, <\/strong>HANA&#8217;s in-memory, columnar storage executes complex SQL efficiently<strong> <\/strong>at the database layer \u2014 meaning the performance bottleneck has moved. Developers must shift from&nbsp;avoiding SQL complexity&nbsp;to&nbsp;embracing it.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>CDS Views Architecture: <\/strong>Layered modeling with interface, consumption, and analytical views. CDS encapsulates data relationships declaratively \u2014 complex queries run in the database with reusable, clean model definitions shared across applications.<\/li>\n\n\n\n<li><strong>AMDP (ABAP Managed Database Procedures): <\/strong>When logic is too procedural or iterative for pure SQL, AMDP lets you implement SQL Script directly within ABAP class methods. The procedure is executed inside the HANA engine, not in the application server.<\/li>\n\n\n\n<li><strong>Modern Open SQL Enhancements: <\/strong>Arithmetic expressions, string functions, aggregates, case expressions, and built-in table expressions are now fully supported in Open SQL \u2014 enabling push-down optimization without leaving the ABAP layer.<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-examples-of-a-few-code-transformations-and-new-syntaxes-to-be-used\">Examples of a Few Code Transformations and New Syntaxes to be Used<\/h2>\n\n\n\n<p>1. Achieve Cleaner code, better compiler optimization with new syntaxes like <strong>inline DATA<\/strong>, <strong>VALUE, Corresponding , REDUCE<\/strong>, <strong>Convert<\/strong>, FILTER , <strong>String <\/strong>&nbsp;and <strong>table <\/strong>operators.<\/p>\n\n\n\n<p>Value: Used for replacing MOVE\/LOOP logic<\/p>\n\n\n\n<p>EX: DATA(ls_mara) = VALUE mara(<\/p>\n\n\n\n<p>&nbsp; matnr = &#8216;MAT01&#8217;<\/p>\n\n\n\n<p>&nbsp; mtart = &#8216;FERT&#8217;<\/p>\n\n\n\n<p>&nbsp; matkl = &#8216;001&#8217;).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>2. Eliminate SELECT loop by replacing SELECT statements inside LOOP&#8230;ENDLOOP with a single consolidated SQL using JOINs or CDS views.<\/p>\n\n\n\n<p><strong>ECC:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; HANA:<\/strong><\/p>\n\n\n\n<p>LOOP AT lt_orders INTO ls_ord.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SELECT o~vbeln, o~kunnr,<\/p>\n\n\n\n<p>&nbsp; SELECT SINGLE *&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;c~name1, c~land1<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; FROM kna1&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; FROM vbak AS o<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; INTO ls_cust&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; INNER JOIN kna1 AS c<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp; WHERE kunnr = ls_ord-kunnr.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ON o~kunnr = c~kunnr<\/p>\n\n\n\n<p>ENDLOOP.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;INTO TABLE @lt_result.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>3. Replace internal table loops for aggregation: Let the database engine aggregate. Use GROUP BY, SUM, and analytic functions instead of ABAP-side LOOP + COLLECT patterns.<\/p>\n\n\n\n<p><strong>ECC:&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; HANA:<\/strong><\/p>\n\n\n\n<p>LOOP AT lt_items INTO ls_item.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SELECT matnr,<\/p>\n\n\n\n<p>&nbsp; ls_agg-matnr = ls_item-matnr.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; SUM( kwmeng ) AS total<\/p>\n\n\n\n<p>&nbsp; ls_agg-total = ls_agg-total&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; FROM vbap<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; + ls_item-kwmeng.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; WHERE vbeln = @lv_vbeln<\/p>\n\n\n\n<p>&nbsp; COLLECT ls_agg INTO lt_agg.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; GROUP BY matnr<\/p>\n\n\n\n<p>ENDLOOP.&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; INTO TABLE @data(lt_agg).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>4. In <strong>HANA-based ECC<\/strong> without <strong>ADT<\/strong> we can utilize SAP provided CDS views directly.<\/p>\n\n\n\n<p>EX: to get Sales Order details use I_SALESDOCUMENT<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <strong>I_PRODUCTIONORDER <\/strong>and<strong> I_Material<\/strong><\/p>\n\n\n\n<p>SELECT soldtoparty,<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;&nbsp;&nbsp;&nbsp; &nbsp;COUNT( * ) AS total_orders<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; FROM i_salesdocument<\/p>\n\n\n\n<p>&nbsp; &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &nbsp;GROUP BY soldtoparty<\/p>\n\n\n\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; INTO TABLE @DATA(lt_agg).<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>5. Incorporating <strong>CASE expressions<\/strong> within SQL enables conditional aggregation in a single query, reducing the need for multiple selects or internal table manipulation and eliminating ABAP-side IF\/CASE processing.<\/p>\n\n\n\n<p>SELECT&nbsp;belnr,<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;budat,<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;dmbtr,<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;CASE<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WHEN&nbsp;days_between(&nbsp;budat,&nbsp;@sy-datum&nbsp;)&nbsp;&lt;=&nbsp;30&nbsp;THEN&nbsp;&#8216;0-30&nbsp;Days&#8217;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WHEN&nbsp;days_between(&nbsp;budat,&nbsp;@sy-datum&nbsp;)&nbsp;&lt;=&nbsp;60&nbsp;THEN&nbsp;&#8217;31-60&nbsp;Days&#8217;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;WHEN&nbsp;days_between(&nbsp;budat,&nbsp;@sy-datum&nbsp;)&nbsp;&lt;=&nbsp;90&nbsp;THEN&nbsp;&#8217;61-90&nbsp;Days&#8217;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;ELSE&nbsp;&#8216;Over&nbsp;90&nbsp;Days&#8217;<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;END&nbsp;AS&nbsp;aging_bucket<br>&nbsp;&nbsp;FROM&nbsp;bsid_view<br>&nbsp;&nbsp;WHERE&nbsp;bukrs&nbsp;=&nbsp;&#8216;3482&#8217;<br>&nbsp;&nbsp;INTO&nbsp;TABLE&nbsp;@DATA(lt_aging).<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"h-conclusion\">Conclusion<\/h2>\n\n\n\n<p>The combination of CDS views, inline declarations, and advanced SQL constructs creates a robust declarative modeling layer within the S\/4HANA stack, enabling development that is both more performant and maintainable. For teams transitioning from ECC, adopting this stack isn\u2019t just an enhancement; it\u2019s the foundation for building on S\/4HANA the right way.<\/p>\n\n\n\n<p>Ultimately, in S\/4HANA, the key question for every ABAP developer is no longer <em>&#8220;How do I avoid hitting the database?&#8221;<\/em> but rather <em>&#8220;How much of this can I let the database handle?&#8221;<\/em> This mindset shift is the single most impactful performance strategy available \u2014 and it costs nothing but habit.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Moving from ECC to S\/4HANA is not just a technical migration \u2014 it demands a fundamental shift in how ABAP developers think about performance. Here&#8217;s what changes, and how to write code that truly leverages HANA.<\/p>\n","protected":false},"author":27,"featured_media":599,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[24],"tags":[16,12,22],"class_list":["post-595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-data-management","tag-manufacturing","tag-sap","tag-sap-s4hana"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v26.4 (Yoast SEO v28.2) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Performance Optimization Strategies: SAP ABAP ECC vs S\/4HANA<\/title>\n<meta name=\"description\" content=\"Learn how to optimize ABAP code for S\/4HANA with CDS views, AMDP, and modern Open SQL\u2014shifting from ECC&#039;s app-layer logic to database push-down.\" \/>\n<meta name=\"robots\" content=\"index, follow, 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blog.\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.orbisusa.com\\\/en-us\\\/blog\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.orbisusa.com\\\/en-us\\\/blog\\\/#\\\/schema\\\/person\\\/378118733713dfe7074687da1c5d50b8\",\"name\":\"Sudha Rani 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