If you are new to the data world and heard people talking about Data Lineage and wondering what it is then in this blog post, I am trying to explain what is Data Lineage and where it is used and how it helps. Definition Data Lineage is where data begins, …

You may have heard the term Data Integration being thrown around by your Engineers and if you are wondering what exactly it is? then let me try to explain it. Definition In simple terms, combining data from different sources into a single unified place is called Data Integration. What does…

If you already know what is ETL? but wondering what is Reverse ETL? then let me try to explain it here. In the Reverse ETL process, a Data Warehouse is used as the source and the data is moved into other OLTP systems like CRMs or any Saas applications, etc. …

If you have heard the acronym ETL and wondered what it is? then you are in the right place! ETL is an acronym for Extract, Transform & Load, but this won’t explain anything. Instead of giving you the textbook definition, let me explain it to you with an example. Assume…

One of the common questions people have asked me about the Product Management Certificate Course is “Do you get a high-paying job after completing the course?” I cannot answer this with a simple Yes or No. But let me try to answer it. When I spoke to Product School before…

Sometime in 2019, I noticed deeply that there is too much toxic content on the web, and out of all the content, I felt the most powerful ones are photos and videos and I spent enough time thinking about the ways to stop the toxic content on the web. The…

For the examples provided below, I am considering this simple table CREATE TABLE TEMP_EMPLOYEE ( ID INT ,NAME VARCHAR(255) ,LOCATION VARCHAR(255) ); With values as shown below —

In Jan 2021, I published a video about my review of the Product Management Certificate Course by Product School and from then people have reached out to me asking various questions about the course and I have tried to answer as much as possible. I saw a common pattern across…

Have you ever made plans and told all of your friends but ended up not doing anything about it. Do you know why that happens? If you ask my friends from School [from 8th to 12th Grade], they would tell that I am one talkative person who just talks everything…