Database access is the important thing in every programming language ,but we have to be careful when doing database update .
Because wrong way selected can lead to inconsistencies of data .
We have to comply with “All or Nothing” principle when doing database update .
In this course we will learn how to comply with All or Nothing principle in SAP ABAP when doing database update .
there are 3 techniques of database update :
•Direct Update .
In this course we will learn all of them .
And then After complying with all or nothing principle to do database update , there is on thing
again we have to concern, it is managing concurrent access to the same database table record .
We can do this by using lock object .
In this course we will learn how to create lock object in SAP ABAP ,
using the lock object and then using different parameters when setting lock .
After completing this course you will able to create SAP ABAP program or SAP enhancement
with robust database access .