Tags » Partitioning

Using $PARTITION to find the last time an event occured

In a previous post I showed how you can use the $PARTITION system function to force your query to only look at one or more partitions and today I have a semi-practical example of how to use this. 258 more words


More Partitioning

In a previous post I wrote an introduction to partitioning with a simple demo.  In this post I’m going to use a larger data set to compare the performance of partitioned and non partitioned tables.   1,494 more words


Partitioning hard disk drives for BIOS-MBR, BIOS-GPT and UEFI-GPT in Linux


This post was prompted by recent threads in the Gentoo Linux Forums such as the following:


Partition Exchange in Oracle 12.2

There are many new extensions for Partitioning in Oracle 12c Release 2 (12.2). One of them is the CREATE TABLE FOR EXCHANGE statement. Some years ago, I wished to have this feature for a particular problem with hidden columns. 781 more words


Introduction to Partitioning


Table and index partitioning is something that has been around for a while and it’s something we use a lot on some of our large tables, particularly where we only really want to access the newest data and can do without having to think about older data.   1,419 more words


What is the default sharding key in MySQL Cluster?

MySQL Cluster does an automatic sharding/partitioning to the tables across data nodes, enabling databases to scale horizontally to serve read and write-intensive workloads, but what is the default sharding key used in partitioning the data? 828 more words

Abdel-Mawla Gharieb

ORACLE 12.2 -Auto List Partitioning

Another new feature in the partitioning aerea is the automatic list partitioning. Like with the interval partitioning that came with ORACLE 11.1 the automatic list partitioning creates new partitions as they are required. 313 more words