Lets check out various different options to build up table with unique Keys along with Performance Comparison.

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.

Standard Table is the most widely used table Type. It has performance drawbacks if not used properly.

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.

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,…

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…