1
vote
1answer
53 views

Running queries directly on DB2 databases

Just have a general query, if it is really fine or safe to run long select queries on RDBMS production Databases specifically DB2? If NO, what are the major risks and issues in executing select ...
0
votes
1answer
53 views

DB2 - how to track IOPS statistics?

DB2 9.7. Is there some easy way in every moment go have statistics about IO operations per second? I am not interested for hit ration on Buffer Pool but really on IOPS? THANK YOU
0
votes
1answer
836 views

DB2 LUW: Should temporary tablespaces share bufferpools with other tablespaces?

We are in the process of tuning a massive application our company has just written. Part of that tuning includes tuning the databases. We run DB2 LUW on AIX. Specifically we are at 9.7 Fix Pack 4 ...
1
vote
2answers
105 views

Partition Fact Table

In one of my fact table which has close to 25 million records in it and now when a cognos team try to run the report on top of that it takes lot of time, So i am thinking of partitioning the table we ...
1
vote
1answer
175 views

Should indexes automatically be placed into their own bufferpool?

We work with DB2 LUW (specifically we are currently on 9.7 FP4) running on AIX. Per best practices from IBM, they recommend that when you build a table, you place the data, the indexes, and LOBs/LONG ...