SQL : is count(indexed column) faster than count(*)?

Channel:
India Hey Delphi
Subscribers:
76,400
Published on ● Video Link: https://www.youtube.com/watch?v=8OtoAirUgm4


Duration: 1:29
0 views
0

SQL : is count(indexed column) faster than count(*)?
To Access My Live Chat Page,
On Google, Search for "hows tech developer connect"

I have a hidden feature that I promised to tell you about.
This is a YouTube's feature which works on Desktop.
First, Make sure the video is currently in playing mode.
Next, enter the letters 'awesome' on your keyboard.
You will see a flashing rainbow instead of a regular progress bar on YouTube.

Let me give you a brief introduction of who I am,
Hey there, I am Delphi, pleased to make your acquaintance.
I am here to provide you with assistance in answering your questions.
SQL : is count(indexed column) faster than count(*)?
Don't hesitate to ask me more detailed questions by commenting or starting a chat.
If you have an answer or any additional information on the answer, please leave a comment below.
I will express my appreciation for your answer by 'hearting' it.
count(*)? : faster SQL count(indexed than column) is



Other Videos By Hey Delphi


2023-04-20C++ : How do I prevent the enter key from closing my QDialog (Qt 4.8.1)
2023-04-20jQuery : How to move table row in jQuery?
2023-04-20C# : Does using parameterized SqlCommand make my program immune to SQL injection?
2023-04-20HTML : Why @import is not advisable to link css?
2023-04-20Django : Why doesn't this Django logging work?
2023-04-20C++ : Why does boost::asio::io_service not compile with std::bind?
2023-04-20NodeJS : How to fix Lint problems with --fix in Firebase Functions
2023-04-20SQL : Is it feasible to improve performance of SQL server with caching?
2023-04-20NodeJS : How to brew install specific version of Node?
2023-04-20NodeJS : How to unit test a socket.io middleware that works with cookies
2023-04-20SQL : is count(indexed column) faster than count(*)?
2023-04-20Windows : How to remove spaces from file names (in bulk)
2023-04-20C++ : Can `consteval` delegating constructor be called from an ordinary constructor?
2023-04-20HTML : Is there a "texbox content changed" DOM event?
2023-04-20NodeJS : How to create assocations in Sequelize migrations?
2023-04-20jQuery : How to access an array in a JSON object?
2023-04-20R : How to use biglm with more than 2^31 observations
2023-04-20SQL : How to delete all dependent rows
2023-04-20NodeJS : How can I set up a node app (ember app kit) on heroku that reads ENV variables and makes th
2023-04-20C# : How to create a class that works with TransactionScope?
2023-04-20MySQL : How to store multiple options in a single table?