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Performance tuning with NULL indexing in Oracle Database

Performance tuning with NULL indexing in Oracle Database

by Alberto Pereiro | 19 Apr 2018 | Oracle, portada, slider-post

One of our customers was suffering some memory issues that lead us to check the behaviour of the database. We found tha mainly activity in the database was performed by a single query: SQL_ID 3x5fn7ptysps8, child number 0...
Oracle 18c – “Zero Impact Patching” with Grid Infrastructure (Clusterware + ASM)

Oracle 18c – “Zero Impact Patching” with Grid Infrastructure (Clusterware + ASM)

by Alberto Pereiro | 1 Mar 2018 | Oracle, portada, slider-post

A few days ago, we published a post talking about changes in Oracle 18c regarding versioning and patching. As usual, each time a new release arrives, we take a look at the new features document to look for those things we were missing in Oracle and at least are...
Oracle 18: Wind of change for Oracle releases and patches

Oracle 18: Wind of change for Oracle releases and patches

by Alberto Pereiro | 12 Feb 2018 | Oracle, portada, slider-post

Oracle is about to publish a new release for Database and Grid Infrastrcuture. As it has been anounced time ago, there will be important changes related to new version and patches policies for these products. Firstly, what should be named version 12.2.0.2, will...
OVM Manager MySQL database restoration

OVM Manager MySQL database restoration

by Alberto Pereiro | 23 Jan 2018 | Oracle VM, portada, slider-post, Uncategorized

This morning we suffered a hardware failure in one of our OVM lab servers (version 3.4). In this environment, OVM Manager is deployed inside the OVM cluster, and the incident crashed its virtual machine. At VM startup using xm create command from the OVM Server...
SQL Server 2017 version and license upgrade on Linux

SQL Server 2017 version and license upgrade on Linux

by Alberto Pereiro | 17 Jan 2018 | MySQL, portada, slider-post, SQL Server

Initial version and edition in our Linux SQL Server 2017 Our starting point is a SQL Server RC version, previous to RTM release. We are working specifically on a RC2 (Release Candidate 2). Our edition is Enterprise Evaluation with temporary usage restrictions. 1>...
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Carla

Carla

Senior consultant

Hi!! I’m Carla.

Enthusiastic about learning, sharing ideas, having fun and knowing everything about Oracle.
Cheerful and creative, looking for a different way to see the same problem or solution. Advocate of teamwork in all facets of life as well as enjoying everything you do.