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A 2014 of technology, sharing, friends, fun. And ideas for the next year.
2014 has been a great year, and it’s time to summarize it quickly. A few numbers 24 blog posts ~37000 page views, >29000 visits Speaker at 3 major conferences (#C14LV, #OOW14, #UKOUG_TECH14) Speaker...
View ArticleMy Collaborate 14 articles about Active Data Guard 12c and Policy Managed...
After almost 1 year, I’ve decided to publish these articles on my Slideshare account. You may have already seen them in the IOUG Collaborate 14 conference content or in the SOUG Newsletter 2014/4....
View ArticleGet the last database backup for all databases in a SQL Server instance
I don’t like to publish small code snippets, but I’ve just rewritten one of my most used SQL scripts for SQL Server that gets the details about the last backup for every database (for both backup...
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RAC Attack at IOUG Collaborate 2015
Once again this year the RAC Attack will be a pre-conference workshop at Collaborate. Whether you’re a sysadmin, a developer or a DBA, I’m sure you will really enjoy this workshop. Why? First, you get...
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Moving Clusterware Interconnect from single NIC/Bond to HAIP
Very recently I had to configure a customer’s RAC private interconnect from bonding to HAIP to get benefit of both NICs. So I would like to recap here what the hypothetic steps would be if you need to...
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It’s time to Collaborate again!!
In a little more than a couple of weeks, the great Collaborate conference will start again. My agenda will be quite packed again, as speaker, panelist and workshop organizer: Date/Time Event 08/04/2015...
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#C15LV RAC Attack wrap
Did I say in some of my previous posts that I love RAC Attack? I love it more during Collaborate conference, because doing it as a pre-conference workshop is just the right way the get people involved...
View ArticleOracle RAC and the Private Cloud. And why small customers are not...
Cloud. What a wonderful word. Wonderful and gray. If you are involved in the Oracle Community, blogs and conferences, you certainly care about it and have perhaps your own conception of it or ideas...
View ArticleSQL Plan Directives: they’re always good… except when they’re bad!
The new Oracle 12c optimizer adaptive features are just great and work well out of the box in most cases. Recently, however, I’ve experienced my very first problem with SQL Plan Directives migrating a...
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Smart Bash Prompt for Oracle
If you are an Oracle customer who has several database versions running, you have to deal with scripts that become more and more complex to maintain. Depending on the version or the edition of your...
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RAC Attack! 12c is back to Geneva!
Version française ici. After a great success in 2014, RAC Attack! comes back to Geneva! Set up an Oracle Real Application Clusters 12c environment on your laptop, try advanced configurations or simply...
View ArticleCheck the actual ulimits for all the running Oracle instances
I’ve read the recent good post from my friend Rene on Pythian’s Blog about how to troubleshoot when user ulimits are different from what specified in limits.conf: Quick Tip : Oracle User Ulimit Doesn’t...
View ArticleBlock Change Tracking and Duplicate: avoid ORA-19755
If you use Block Change Tracking on your production database and try to duplicate it, you there are good possibilities that you will encounter this error:ORA-19755: could not open change tracking file...
View ArticleStandard Edition and Standard Edition One are dead. Welcome Standard Edition...
Disclaimer: nothing you’re reading here is real, nor is confirmed by Oracle. Don’t think anything, don’t come to conclusions or take any action before the licensing documents will be updated with new...
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My feedback after upgrading EM12c 12.1.0.3 to 12.1.0.5
Today I’ve upgraded EM12c for a customer from the second-last version (12.1.0.3) to the last one (12.1.0.5) and the EM Repository from 11.2.0.3 to 12.1.0.2. The upgrade path was not very easy: EM...
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ORA-01882: timezone region not found while connecting to an EM12c target
After a recent upgrade to Enterprise Manager 12c 12.1.0.5, we noticed that the few Oracle Databases in release 10g were no more connectable: On MOS there are a few notes about the error: ORA-00604:...
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How to avoid ORA-02153 when creating database links on 11.2.0.4 (the...
Disclaimer (wow, most of my recent posts start with a disclaimer, I guess it’s bad): this post explains an UNSUPPORTED workaround for an error enforced by recent Oracle security checks. You should...
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The Great Guys of Paris
When I started my contribution to the Oracle community, I was doing it for two reasons. The noble: Give back to the community what I have learnt from it. The narcissist: Try to be as good as my...
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Another successful RAC Attack in Geneva!
Last week I have hosted the second Swiss RAC Attack workshop at Trivadis offices in Geneva. It has been a great success, with 21 total participants: 5 Ninjas, 4 alumni and 14 people actively installing...
View ArticleGrid Infrastructure 12c: Recovering the GRID Disk Group and recreating the GIMR
Losing the Disk Group that contains OCR and voting files has always been a challenge. It requires you to take regular backups of OCR, spfile and diskgroup metadata. Since Oracle 12cR1, there are a few...
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