Please tell me what is wrong in the below query: (Very Urgent) ================================================= function BeforePForm return boolean is begin if :from_invoice_date is null OR :to_invoice_date is null then aiv.PERIOD_NMAE:=:gl_period elsif :gl_period is null then aiv.INVOICE_DATE between :from_invoice_date and :to_invoice_date end if; return (TRUE); end;
TCS,
2 5082What are different performance tuning tools in sybase with example. How to optimize sql code in sybase server.
1 6321i am pursuing mca and i want to do oracle apps technical in hydrabad, plz guide me tne best institue in hydrabad those have excellent knowledge in oracle apps.
18551. what is a single procedure? 2. suppose a view constructed on a query... after that in the master table a column was dropped, then what will be the status of that view? will it be invalid or something else? 3. what is mutating table error? how can you solve that problem? 4. suppose "select * from emp where empno=7788;" is running slow because of what ever the cause it is.. how can you fix it and make the execution faster? 5. will the snapshot of data will be stored in the RAM , where will ir be stored exactly. 6. how to delete 100 tables or 100000 tables' data from the schema without writing delete statement for no.of times. write an sql statement to do that job. 7. suppose a package contains so many cursors, procedures and all.. and we are using such types of procedures so many in a program. so the execution is to be stored all those packages and all to the RAM. utimately it is using many resources for each time execution. how can you reduce the time and using of resources for each execution because the query need to be run many times. how can you tune that? 8. suppose a procudere is there with specs as (a,b,c,d), all of these are IN mode only then while calling them should we pass all the 4 arguments? how to pass (b,c) only.. how ever the specs are wrote in the same order displayed in the above? 9. a function is returning a table type, how to access that function in a select statement? 10. i have a table in database A and another table in database B, how can you access the data of these two tables? write a query for that with dblinks. 11. i have two tables might have 15/20 columns in that.. i wanna send these columns(table) to the front end application for example you are using asp.net by writing a procedure. write that to perform the above job. 12. shall we create a table in the package? 13. shall we create a table in the procedure? 14. suppose i have 10 records, in that i want to select 7th record. write a query for that. cant you use rownum for this? 15. suppose my procedure has got around 20 select statements, in that some three select statements are running very slow. what will you write to detect which queries are running slowly? 16. what fields you use frequently in plan_table? 17. what is pipeline function? explain me with an example. 18. does a unique column can contain more than one null? 19. how many hints are there provided by oracle?
5 6360hi friends, I have a table A col as status|NUM and value as open |1 open |2 close |3 close |3 the O/P should be open|close 1 |3 2 |4
CTS,
1 4214
Why do we study dbms?
What is foreign key in dbms?
Explain data independence & its types.
What happens when the default and temp tablespace clauses are left out from create user statements?
What is entity relationship diagram?
Is t sql the same as sql server?
How to fix a munged log in sybase?
What is before and after trigger?
Do we consider null values the same as that of blank space or zero?
Explain what is object cache in neo4j. how many types of they are?
What is difference between database and schema?
Why are databases so important?
What is the difference between resultset and resultsetmetadata?
What are the set operators union, union all, minus & intersect meant to do?
Explain about thread and memory management process of SQL?