Bert Wagner

Recursively Querying Row Groups

• by Bert Wagner

• Bert Wagner

Recursively Querying Related Rows Recursive queries are fun to plan and write. They can be frustrating too depending on the complexity of the problem you are trying to solve....

2020-09-02 (first published: 2020-08-25)

538 reads

Recursively Querying Row Groups

• by Bert Wagner

• Bert Wagner

Watch this week's video on YouTube
Recursively Querying Related Rows
Recursive queries are fun to plan and write. They can be frustrating too depending on the complexity of the problem you...

2020-08-25

Should I Transform My Data In My SQL Query?

• by Bert Wagner

• Bert Wagner

Watch this week’s video on YouTube. Imagine you need to join two tables of data and filter the results. Perhaps you also need to convert some of the values...

2020-08-10 (first published: 2020-07-29)

546 reads

Should I Transform My Data In My SQL Query?

• by Bert Wagner

• Bert Wagner

Watch this week's video on YouTube
Imagine you need to join two tables of data and filter the results. Perhaps you also need to convert some of the values for...

2020-07-29

1 reads

Moving 1/3 of a heap

• by Bert Wagner

• Bert Wagner

Watch this week’s video on YouTube. A Giant Heap Recently I had to filter out 1.2 billion records from a 3.5 billion row heap. Don’t ask me why this...

2020-08-03 (first published: 2020-07-22)

266 reads

Moving 1/3 of a heap

• by Bert Wagner

• Bert Wagner

Watch this week's video on YouTube
A Giant Heap
Recently I had to filter out 1.2 billion records from a 3.5 billion row heap. Don't ask me why this 3.5 billion...

2020-07-22

COMING SOON – New Content

• by Bert Wagner

• Bert Wagner

Hey everyone. Long time no chat. I wanted to write this quick post to let you know why there haven’t been any videos in a while. If you are...

2020-07-16

11 reads

COMING SOON - New Content

• by Bert Wagner

• Bert Wagner

Watch this week's video on YouTube
Hey everyone. Long time no chat. I wanted to write this quick post to let you know why there haven't been any videos in...

2020-07-16

Using Python And NetworkX To Build A Twitter Follower Recommendation Engine

• by Bert Wagner

• Bert Wagner

Watch this week’s video on YouTube. This week, I want to share my process for analyzing Twitter. Specifically, I want to find who all of my friends follow on...

2020-01-14 (first published: 2020-01-07)

273 reads

Using Python And NetworkX To Build A Twitter Follower Recommendation Engine

• by Bert Wagner

• Bert Wagner

Watch this week's video on YouTube
This week, I want to share my process for analyzing Twitter. Specifically, I want to find who all of my friends follow on Twitter...

2020-01-07

1 reads