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To buffer or not to buffer a database table?

2015 Aug 27
It is common knowledge that buffering of database tables improves the system performance, provided the buffering is done judiciously – i.e. only those tables that are read frequently and updated rarely are buffered. But how exactly can we determine i...

Role of COMMIT WORK statement

2013 Dec 12
Hello Experts,I have a question regarding the COMMIT WORK statement when the underlying database is HANA.My observation has been - when the underlying DB is MS-SQL, a statement like - INSERT dbtab FROM wa does not need a COMMIT WORK statement after t...

Behaviour of SLIN wrt Literals. To be or not to be saved in Text Pool?

2013 Jul 30
Hello Experts,My question is regarding the "Character Strings" check of Extended Syntax Check (SLIN). Say you have a code like:DATA: GW_VAR(20) TYPE C.GW_VAR = 'X'. When you check this on SLIN (make sure that the "Character Strings" checkbox is check...

Dynamically hiding buttons in application toolbar of std selection screen

2012 Nov 21
Hello Experts,What I want to achieve is - create a tabstrip with 2 tabs in a std selection screen. When tab2 is displayed, I should have 2 buttons in the application toolbar of the std selection screen. When tab1 is clicked, these two buttons should ...

Clarifications on Table Buffer Trace of ST05

2012 Oct 19
Hello Experts,I am not very clear with regards to the "Table Buffer Trace" of ST05. Firstly, I considered the following cases:Case 1:DO 3 TIMES.   SELECT *          FROM DARTT              ""DARTT is a fully buffered table with 514 records          I...
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