Tag: Database & Technology

Discover how Openstack can be used to manage your Infrastruture. Deploy a complete OpenStack environment on you notebook using Virtualbox, Solaris x86, Oracle Linux and a virtual ZFS Storage array. OpenStack is a popular open source cloud computing software enjoying widespread industry involvement, provides comprehensive self-service environments for sharing and managing compute, network, and storage resources…

Unix environments provides rich set of tools to debug performance issues. Even if the issue is complex to understand, if we use right tool for the job, we can identifiy the root cause of an issue quickly. In this presentation, I will demo tools such as truss/strace, pfiles, pmap, prstat, vmstat etc to show how you…

Unix environments provides rich set of tools to debug performance issues. Even if the issue is complex to understand, if we use right tool for the job, we can identifiy the root cause of an issue quickly. In this presentation, I will demo tools such as truss/strace, pfiles, pmap, prstat, vmstat etc to show how you…

Unix environments provides rich set of tools to debug performance issues. Even if the issue is complex to understand, if we use right tool for the job, we can identifiy the root cause of an issue quickly. In this presentation, I will demo tools such as truss/strace, pfiles, pmap, prstat, vmstat etc to show how you…

“Why isn’t my query using an index?” is one of the most common questions beginners have when tuning SQL. This talk explores the factors that influence the optimizer’s decision behind this question. It does so by comparing fetching rows from a database table to finding all the red M&Ms across a number of bags of…

“Why isn’t my query using an index?” is one of the most common questions beginners have when tuning SQL. This talk explores the factors that influence the optimizer’s decision behind this question. It does so by comparing fetching rows from a database table to finding all the red M&Ms across a number of bags of…

“Why isn’t my query using an index?” is one of the most common questions beginners have when tuning SQL. This talk explores the factors that influence the optimizer’s decision behind this question. It does so by comparing fetching rows from a database table to finding all the red M&Ms across a number of bags of…

“Why isn’t my query using an index?” is one of the most common questions beginners have when tuning SQL. This talk explores the factors that influence the optimizer’s decision behind this question. It does so by comparing fetching rows from a database table to finding all the red M&Ms across a number of bags of…

This presentation will look at which 12c tuning features should be investigated for use.  Many of the tuning features that will be covered will be related to the DBA, but there will also be a few outside that realm that focus on the developer.  There will be simple examples (such as a quick example using…

This presentation will look at which 12c tuning features should be investigated for use.  Many of the tuning features that will be covered will be related to the DBA, but there will also be a few outside that realm that focus on the developer.  There will be simple examples (such as a quick example using…