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Tag: performance

June 5, 2020 Uncategorized

MAX_IDLE_BLOCKER_TIME to stop locking problems

We’ve all been there … You’re trying to save some changes to the database, and no matter what you try,

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May 1, 2020 Uncategorized

Free In-memory in Oracle Database 19c

There has always been a bit of a Catch-22 with some of the really cool options in the Oracle Database.

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April 24, 2020 Uncategorized

SQL Plus and the ROWPREFETCH parameter

Need to get a bunch from rows out of the database? Most people are aware of the ARRAYSIZE parameter to

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February 29, 2020 Uncategorized

Simple transaction benchmark on Oracle Database

Man, it gets my goat when people start pontificating nonsense on Twitter. Yeah, I know, I know, I shouldn’t get

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November 19, 2019 Uncategorized

Larger number of Exadata storage indexes

We had a question on AskTOM inquiring about how to handle the issue of only 8 storage indexes being possible

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October 24, 2019 Uncategorized

The holistic SQL tuning series

I did a set of articles for Oracle Magazine on a more holistic view of SQL tuning. What do I

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October 3, 2019 Uncategorized

The definition of proof

One of the pieces of advice that I often see on the ‘net is that undo space is somehow this

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May 22, 2019 Uncategorized

Better optimizer plans for adhoc search

In a perfect world, the optimizer would reach out from the server room, say to us: “Hey, lets grab a

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May 17, 2019 Uncategorized

Generating INSERT scripts that run fast!

Most developers tools out there have some mechanism to unload a table into a flat file, either as CSV, or

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April 15, 2019 Uncategorized

Quick and easy masking

I had a request from a client a while back regarding masking of data. They had an application with sensitive

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Hi I'm Connor McDonald. I love playing with and exploring the Oracle database. But most of all I like seeing people succeed with the technology.
 
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