Category Archives: Uncategorized

Long running queries and my DBA_HIST_SQLSTAT scripts

On December 2nd we ran into a problem with one of my scripts that uses the DBA_HIST_SQLSTAT view. It did not show the full run time of a SQL statement that ran for several hours. So, it hid the fact … Continue reading →

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To Blog, or Not to Blog?

As 2018 is ending I am thinking about what I spend my time on. Do I have my priorities correct? I know that I should spend some part of my time interacting with people over the Internet. I have gotten … Continue reading →

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Parallel_degree_policy AUTO caused serial plan in qat

Recently during testing a merge statement was running forever in our qat environment after a simple change. We had simply added a few columns to an existing table. After looking around we found that our qat environment had the parameter … Continue reading →

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Hear my Python for the Oracle DBA talk in Scottsdale on November 16th

I am going to giving a talk about why Python is a good programming language for Oracle DBAs in Scottsdale on November 16th for the Arizona Oracle User Group, AZORA. We may get some other speakers together for the meeting … Continue reading →

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Copy Oracle performance reports to SharePoint using Python

I have a couple of Oracle performance reports that I upload from my work Windows 7 laptop to our corporate SharePoint site on Office 365 on a regular basis. I thought that it would save me time to automate the … Continue reading →

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MySQL client slow to display the first row of a large result set

A coworker of mine asked me to look at a MySQL query that was running longer than we want it too. If they added a LIMIT 1000 clause at the end of the query it popped up the results in … Continue reading →

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Python script to backup remote directory using sftp

This is the sftp version of the ftp script I published in an earlier post. It logs into a remote host using sftp and backs up a remote directory recursively backing up all subdirectories. This one uses Paramiko instead of … Continue reading →

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Database links and SCNs on June 23, 2019

A few days or weeks ago I saw a Twitter post about database links failing on Oracle databases next year. So, I have researched this issue. My company has a bunch of Oracle databases with a web of database links … Continue reading →

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Post Collaborate and on call week post

So, I was at the Collaborate 2018 Oracle user group conference last week and I am on call this week. I have not posted anything about the conference so I thought I would try to get something out there. I … Continue reading →

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Getting geared up for Collaborate 2018 #C18LV

I’m leaving for Las Vegas a week from this Sunday for the Collaborate 2018 conference #C18LV. I’m doing the same two talks that I did in Denver at RMOUG Training Days. Here are the times and locations for the talks if … Continue reading →

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