Replication from DB2 to Oracle

2003-09-25 Thread Rishi . Jain
. The replication can be every couple of hours. Our main concern is performance on the transactional system ( source system running db2) should not have significant performance impact. Thanks. Thanks Rishi Jain -- Please see the official ORACLE-L FAQ: http://www.orafaq.net -- Author: INET

Number of bytes used by number data type

2003-03-19 Thread Rishi . Jain
Guru's I want to find out the exact space occupied by a number field. E.g I want to find out the space occupied by a field NUMBER(7,2). I know oracle has an alogorithm to figure that out . A quick response would be highly appreciated RJ -- Please see the official ORACLE-L FAQ:

8.1.7.4 to 9.2

2003-02-11 Thread Rishi . Jain
Guru's We are planning to move to 9i from 8.1.7.4 in the near future. The two options we are considering are a) Migration from 8.1.7 to 9.2 b) Install 9i and then use export , import to get the data from version 8i. If my memory serves me right I remember reading an article somewhere which says

Partitioning

2002-11-19 Thread Rishi . Jain
We have a table with around 80 million rows. The table has been partitioned by hash as there is no clear way of partitioning depending on range etc.. The data is very unevenly distributed in these partitions. Some of them even have 3 times the number of rows as compared to the other partitions.

count(*)

2002-09-19 Thread Rishi . Jain
Hi Gurus, In one of our insert intensive application we are inserting around 3-4 million rows / hour. Also this app needs to do a count(*) of the tables every 10 minutes for verifying some application based logic. This is really killing us and it takes a lot of time. Can you please guide me to

RE: Oracle OPS and IBM VSD

2002-08-20 Thread Rishi . Jain
Absolutely false. You can always reuse the space if you drop the tablespace. Thanks !! Rishi -Original Message-From: Nick Wagner [mailto:[EMAIL PROTECTED]]Sent: Monday, August 19, 2002 8:48 PMTo: Multiple recipients of list ORACLE-LSubject: Oracle OPS and IBM VSD Once