This tip covers the importance of finding the best “driving path” for retrieving rows from the database.
We’ll use a simple illustration of a Nested Loop operation that retrieves data accessing 2 tab...
Lessons Learned
You may have heard Einstein's definition of insanity: doing the same thing over and over again and expecting different results. I'm constantly surprised at how often companies don't ta...
Once I was thrown into an interesting situation where a client told me that he can see the data from the table but not the table. I asked him to elaborate more and he sent me below screenshots where h...