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SQL Developer saves the day
So you get a call at the weekend....."we need you to run some data update against our database to complete a migration task"This is the final task in a very long process and one that has taken months...
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Getting exp to include/exclude like datapump?
Well holiday is now over (hence the lack of blog posts for a while) and it's back to the normal day to day work.An interesting post though to shake off the post holiday blues (inspired by an oracle...
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windows and the secret /dev/null ?
This week i had something of a surprise in what was available from windows command prompt.....Let me give you a quick bit of background.We are doing an application migration from a very old to a very...
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Switch off database network ACL's
This is a reminder for me as much as anything - the damn acl's that control what traffic can be allowed from 'inside' the database are a real pain and sometimes its nice just to switch the things off -...
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Give it a REST Apex
REST or "Representational state transfer" to give it it's full name has been around for a while, i hear lots of people talking about it but to be frank i don't really have a clue what it's really...
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Give it a REST PL/SQL
In a rapid follow up to the wildly popular post 'give it a rest apex' i decided to have a go at implementing the same concept in plsql. In fact i wanted to be able to basically run a select statement...
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Preventing cloud control alerts for controlled restarts
We have hooked cloud control into the request tracker ticketing system (and by hooked in i mean that cloud control just sends an email notification which is then picked up by request tracker to...
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Arise from the flashback ashes......
If you're read some of my older stories on this blog you'll know I've had some interesting battles with flashback over the past couple of years... don't get me wrong i think it's (arguably) the best...
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Oracle, HSODBC and old SQL Server versions
A particularly dry title but i think it's worth posting this as it had me stuck for a couple of days this week. As some of you may have read i wrote up a post about how to connect oracle to sql server...
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Windows has grep now too - where will it end?
A few weeks ago i posted my somewhat surprising discovery of a /dev/null for windows, as I've been having to do more work on windows recently i've also had cause to try and use command line pattern...
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Why does anyone do xml manipulation outside of the database?
If you've ever looked into the XML features available with oracle it's a little mindblowing, there is so much stuff available for working with XML it's very difficult to know where to start sometimes....
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Scheming anyone?
Ever run the create schema statement in Oracle? No - i thought not. It's one of the least used commands available i would think - I've only seen it used once in all my years of doing this job.The basic...
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livesql.oracle.com - a welcome addition
I've seen a couple of people make reference to this new facility in the past couple of weeks so i decided to go and have a look what it was all about and actually it looks really useful.There is a blog...
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JSON (the slightly late Halloween return)
JSON, JSON, JSON - i've been hearing a lot about it lately and we even have systems now where we are storing JSON data in oracle (and by storing i mean 'dumping' the json data into a clob column).I...
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When create mview takes forever....
After having real work get in the way for a couple of weeks ( a major 9i->12c is proving 'interesting' at the moment - maybe even worthy of a talk at some point) I've been slacking a little on...
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A simplex apex DEPT/EMP based report
Today i've been doing some more work with Apex, i don't do that much of this and i'm entirely self taught (that's a disclaimer if how i do this following demo is done badly....).I wanted to display a...
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Loading a multi column excel/csv into oracle using Apex
This week i was asked about a simple requirement to upload a csv formatted file into Apex (well into a table using Apex as the tool to be precise). The only issue is the csv has 64 'columns' so the...
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Don't use the force Luke!
This week revealed another issue with our datawarehouse - this time with a statement that hadn't been a problem before but suddenly starting performing very badly (from maybe 10 minutes to 10 hours)...
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Moving Cloud control up to 12.1.0.5
Yesterday we patched cloud control to 12.1.0.5 from 12.1.0.4. This patch was largely prompted by the fact that this version gives support for ie11 - prior to the patch you just get a cryptic message on...
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When the big switch doesn't switch
Some time ago i wrote a few blog posts about how to very simply switch databases in (and out) of ASM. This worked like a dream when i tried it in...
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