1
vote
0answers
123 views

Postgres - Partitioning old tables, partition query planning, optimisation

I've been trying to optimise our database, but not being a DBA and not having done a whole lot of tuning before I'm struggling a little with "too many options". I've already run pg_tune and bumped a ...
3
votes
1answer
165 views

What's the optimal server configuration for fastest inserting in a MySql database in this scenario?

I have a MyISAM table partitioned by range with 90 partitions representing the last 90 days. I expect this table to receive somewhere between 500 million to 1 billion records before i start rotating ...
0
votes
1answer
417 views

Are there any disadvantages to partitioning on financial year?

Our current set up has one table per financial year (May 1- April 30). Each table has approx 1.5 million rows. We have about 8 years of data, and will obviously be adding each year. The majority of ...
1
vote
1answer
170 views

Is there a way to write intelligent queries against a merge table in MySQL that represents a bunch of tables partitioned by date?

I have a set of MySQL tables that are partitioned by date, with a merge table representing all of them. For the query I am writing, the results are joined by date, so rows in table A_2012-12-05 will ...
1
vote
2answers
98 views

Basic PARTITION question in MySQL

Say I have an application using MySQL and at some point decide that implementing Partitions on certain tables might improve performance. Would I need to change the applications select statements ...
3
votes
1answer
222 views

Optimizing queries against a set of tables that contain partitioned data

I have a third party program that creates and populates a series of tables to hold some historical data: data_33 -- contains data for 12/01/11 - 12/05/11 data_34 -- contains data for 12/05/11 - ...
4
votes
2answers
425 views

Huge database logging of event type rows and ways to optimize it

We have a database that stores events. Events are generated at a 1000 per sec rate. We need to keep these events accessible for some years. Usual use of these events is selecting some of them from the ...