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what is the difference between joins and set operators.i am always confusing with two,can u pls kindly help me . hcl  0  61
hello friends Im doing my final year engineering in B.Tech.. one of uncle said he can provide job in his company if im good in database management. but i have only basic knowledge about database, so like to join database management course in good intuition. so friends kindly help me to get good intuition because its my future.  0  53
create or replace procedure show_tab_rec ( P_tab VARCHAR2 ) IS cmd varchar2(50); begin cmd := 'select * from '|| P_tab; for int in ( execute immediate cmd ) loop dbms_output.put_line ( int.ename||' '||int.deptno); end loop; end; when i m compling this procedure i m getting this error PLS-00103: Encountered the symbol "IMMEDIATE" when expecting one of the following: . ( ) , * @ % & | = - + < / > at in is mod remainder not range rem => .. <an exponent (**)> <> or != or ~= >= <= <> and or like LIKE2_ LIKE4_ LIKEC_ between || multiset member SUBMULTISET_ PLZ solve this error give this question answer asap Thanks advance.......  1  74
write a query to count number of alphabets in given string for example "APPLE" write a query to generate sequence from 50 to 100 write a query to display in single string "ABCD,EFGH,IJKL,PQRS" British-Telecom-BT  3  247
create one table to capture an employee details with a primary key. cts  0  106
hi 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  0  103
1. 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? Honeywell  1  257
i 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.  0  78
how to tune oracle sql queries pls tell me step by step. urgent pls  0  84
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  0  94
default triggers available for reports  0  102
I have created one package with out procedures in package specification and in package body i have used 2 procedures. is it compile????  1  363
how may join possible between (requisition with purchase order)  0  158
two tables are there emp(eno,ename,sal,deptno),dept(deptno,dname).how form the query in deptno,ename,max(sal)  2  269
how to produce numbers from 1 to 10 using dual table genpact  2  1016
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Un-Answered Questions
 
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How do you increase the OS limitation for open files (LINUX and/or Solaris)? 108  
What is integrity and what is constraint??Explain with example 208 Google
Why does Oracle not permit the use of PCTUSED with indexes? 130  
what is the difference between joins and set operators.i am always confusing with two,can u pls kindly help me . 61 hcl
How to create Drill down report? 388 Ess
I have a parent program and a child program. I want to write a statement in Exception Block of the parent program so that when the statement in the exception block is executed, the control goes to the next statement in the parent block bypassing the child block.How do i do that? 164 Mastek
What is Reduced List of Values? 238 iFlex
how to join query for one source type is oracle another source type is sql server ? 221 iGate
what is the difference between data migration and production migration. 300  
How we can able to import our own template (users designed MS-Word templates) which has many tabular columns; need to pass some values generate by Oracle-reports9i? Actually need to import more than 400 MS-Word templates into Oracle Reports-9i to minimize layout design in Reports. 309  
nw i'm doing MBA system and planning to do oracle,database management.tell me that whether it is useful r not?.refer any course for my carrier pls 312  
Can anybody give me link for BOXI R3.1 Key please 385  
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