2008 Apr 27 7:02 AM
1) Can we avoid the automatic field check? Why?
2) What are the system fields that affected when use ?describe? command?
3) In abap why the data element is separated from domain?
4) Can we write joins in cluster tables?
5) What happened if deselect the check box table maintenance allowed while creating the table?
6) How can we convert pool table is to transparent table?
7) Data elements are stored in which table?
8) What do you mean by flat and deep structure?
9) What is the difference between lines and occurs parameters in describe statement?
10) What r the screen keyword?
11) What are the various trace modes available in ST05?
12) How the data stored in cluster table?
13) What are the different types of versions in data dictionary/
14) Difference between break points, and watch points?
1) Can we avoid the automatic field check? Why?
2) What are the system fields that affected when use ?describe? command?
3) In abap why the data element is separated from domain?
4) Can we write joins in cluster tables?
5) What happened if deselect the check box table maintenance allowed while creating the table?
6) How can we convert pool table is to transparent table?
7) Data elements are stored in which table?
8) What do you mean by flat and deep structure?
9) What is the difference between lines and occurs parameters in describe statement?
10) What r the screen keyword?
11) What are the various trace modes available in ST05?
12) How the data stored in cluster table?
13) What are the different types of versions in data dictionary/
14) Difference between break points, and watch points?
2008 Apr 27 2:31 PM
Hi Gopi,
Here are the answers for ur questions except first one(Not clear wrt what u r asking).
What are the system fields that affected when use?describe?
command?
sy-tfill contains number of lines in the internal table after DESCRIBE TBALE. other fields are sy-tleng, sy-sfoff, sy-toccu etc.
In abap why the data element is separated from domain?
These two are different in all the aspects. Domain contains technical attributes while Data element contains symantics like field labels. This is just to make use of reusability.
Can we write joins in cluster tables?
No. SAP will not allow. If u try u will get syntax error.
Data elements are stored in which table?
Check table DD04L.
What happened if deselect the check box table maintenance
*allowed while creating the table? *
U can't create table maintenance generator.
How can we convert pool table is to transparent table?
Open ur table in SE11 in change mode. Go to menubar->extras->Change table category.
What do you mean by flat and deep structure?
Flat structure- Contains only fields
Deep structure- Contains both fields and structures(U can say Structure with in a structure)
What is the difference between lines and occurs
parameters in describe statement?
Lines: U will get the number of line if the itab into variable under LINES.
OCCURS n:Passes the size of the OCCURS parameter from the table definition to the variable n. The value returned to n has type I.
What r the screen keyword?
Has two meanings
1. Screens which we create in dialog.
2 Internal table which contains all the attributes of selection screen. Used to modify the selection screen during runtime.
What are the various trace modes available in ST05?
SQL Trace- To trace Select queries
Enque trace-To trace Lock objects
RFC trace- To trace RFC connections
Buffer trace-To trace Buffers of the database tables.
How the data stored in cluster table?
There will be some thing called Table cluster in data base. Whcih stores all the data of all the database tables(Cluster table) in that table cluster. Basically table cluster is the combination of 2 or more cluster tables. When ever u read a record from any cluster table then whole record has to be read which contain data of all table. That is why selects on cluster tables are slow.
Difference between break points, and watch points?
Break point: Used to stop the control at that point.
Watch point- Notifies the user with a message when the content of the field on which watch point is kep changes.
Thanks,
Vinod.
Edited by: Vinod Kumar Vemuru on Apr 27, 2008 7:04 PM
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