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44 results
Stop waiting for slow queries! In this video, we dive deep into 20 actionable "secrets" to transform your SQL performance—taking ...
31 views
7 days ago
Ever wondered why one SQL query takes 10 seconds while another returns results in just milliseconds? The answer is often ...
10 views
6 days ago
Part 7 of the SQL for Beginners series (SQL Server / T-SQL). Every query so far has been about correctness. This one's about ...
7 views
sql-doctor diagnoses slow PostgreSQL queries. It runs EXPLAIN (ANALYZE, BUFFERS, FORMAT JSON) on your query and ...
4 views
5 days ago
Preparing for a SQL DBA interview? In this video, we'll cover 15 essential questions you need to know, along with sample ...
18 views
My LinkedIn: https://www.linkedin.com/in/zhejiazhang My Facebook : https://www.facebook.com/zhang.zhe.jia.360431 In this ...
37 views
3 days ago
Learn more about Fine-Tuning here → https://ibm.biz/~c5OKNxoyO Is fine-tuning still needed for modern AI workflows?
48,299 views
In this video, we build and deploy a production-grade Multi-Agent RAG Operations Portal running natively on Azure Databricks.
69 views
Refactor slow PySpark, catch shuffles, and document notebooks with Claude - a real workflow. You paste a slow cell plus its ...
"Just add an index" is one of the most common fixes for a slow database query — but what does that actually mean? This video ...
17 views
Hey everyone! 👋 Welcome back to episode 5. In this tutorial, we are unlocking a powerful feature: Custom SQL in Tableau Prep ...
11 views
1 day ago
What if you could predict that your code would take 11 hours...before you ever pressed Run? That's exactly what Big O gives you.
30 views
This comprehensive YouTube course is designed to take you from a basic understanding of databases to a master of scaling in ...
3 views
2 days ago
Ever wondered how websites instantly find the information you're searching for, even among millions of records? In this video ...
2 views
Handling vehicle telemetry at scale is an engineering nightmare if you rely on traditional relational databases. A 1000-vehicle fleet ...
9 views
I spent about a week testing ChatGPT Work to see if it could take that off my plate, and honestly, I was not ready for how FAST it ...
22 views
What is pg_stat_statements? pg_stat_statements is a PostgreSQL extension that tracks and records execution statistics of SQL ...
35 views
Are you still crashing your Python scripts with Pandas "Out of Memory" errors on large datasets? Discover why data scientists and ...
2,211 views
Forty million requests per second. That's the peak traffic Amazon's own systems pushed through DynamoDB during a single Prime ...
955 views
Thinking about becoming a Business Intelligence (BI) Analyst? In this video, I break down one of the most practical and ...
1 view
13 minutes ago