ALL POSTS

Oracle Configuration Manager: Bane or Blessing?

I’m not sure how long this has been out there, but there is a new (to me) headline on Oracle’s support website, announcing that next month, they will be phasing out “manual configuration” information for service requests. Customers are now required to download and install something called Oracle Configuration Manager (OCM), which will gather their system/database configuration information automatically, and forward it to Oracle Support on their behalf. I don’t know a lot about this tool. Yet. The OCM page on on Metalink offers the following description…

Log Buffer #67: A Carnival of the Vanities for DBAs

Dave has been sick these past two days and as a result, we do not have a comprehensive log buffer ready. I had two choices – cancel this week’s log buffer, or try to make it great despite this adversity. Never one to accept defeat easily, I’ll go for the second option. So this week’s log buffer is as follows: we are counting on each and every one of you, our faithful readers, to propose the one article you read in the last week, and include a short paragraph as to why this article was interesting to you and why it should interest us.

Oracle 11g: Another New Algorithm

If you are or have ever been a SQL developer, it’s very likely you’ve been asked to return the rows from two joined tables, including all the rows from both tables that do not have a corresponding row in the other table. Oracle 9i introduced the FULL OUTER JOIN syntax to better address this scenario. Now it looks as if 11g has introduced a new algorithm to handle that. So how can you get a look at this? Find out here.

Oracle 11g: New Pivot Table Feature

I was very pleased when I heard about Oracle adding pivot functionality in select statements. Finally — we wouldn’t have to copy the data to a spreadsheet or code a ton of sum(case when col1 = ‘X’ then amount else 0 end) total_X for each column we would want to display. I am basically looking for three things in a pivot-style query: the ability to specify which column will be pivoted as one or more columns in the resulting query, row subtotals, and column subtotals. The first item is the only one that really matters. I can work around the other two, so let’s get started.

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