1
vote
1answer
37 views

SQLPlus Padding in Query Results

I have several Oracle servers that exhibit a behavior I do not understand. I have identified a two node RAC in which one node exhibits the behavior, but the other node does not. RAC is not involved ...
0
votes
3answers
663 views

rename datafile when file does not exists

I am trying to clone our production database in test virtual machine. Our production database works with ASM. I would like to use plain file system in test database. I created database, services, ...
0
votes
1answer
193 views

Does a standby slow down Oracle imp?

I have Oracle 10gR2 installed on Redhat Linux 5.4 on two servers (primary and physical standby). When I import data into the primary server while the standby is started it takes too long to complete ...
2
votes
1answer
2k views

Privileges needed for Oracle Text

I'm new to Oracle Text and I am using it to support a search feature in an application I have written. The everything seems to be working correctly except I'm not happy with the fact that I had to ...
2
votes
1answer
395 views

How to speed up a query with a lot of subqueries

I have a query which uses a series of functions to return the status of each document for a loan. SELECT loan_number, borrower_name, get_application_status(loan_number, ...
2
votes
1answer
1k views

Oracle 10gR2 to 11gR2 upgrade - performance hit [closed]

We've recently upgraded from Oracle 10gR2 (10.2.0.4 ) to 11gR2 (11.2.0.3) and we are noticing a significant hit in performance although execution plans are the same for the offended queries before and ...
8
votes
1answer
476 views

Column level security

I am in need of a solution to hide specific columns in a table. We have people who need to build reports against this database and specifically some of these tables with confidential information but ...
4
votes
4answers
144 views

Getting the value of 'foo' for the closest previous row with higher 'bar'

From this initial data: select level as foo, mod(ora_hash(level),4) as bar from dual connect by level<9; /* FOO BAR ---------------------- ...