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Secret To Optimizing SQL Queries - Understand The SQL Execution Order

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Can anyone help me when does the function count or sum will be executed will it be after limit ? Comment from : Amrith Purandhar

Amazing Thank you! Comment from : Martin Grof

thanks, helped clear up some issues I had Comment from : Twisted Ace

please speak in hindi Comment from : code with akash

The way you explained with the animations are Awesome Great Job Very Well Explained Comment from : Ayaz Ahamed

cool, didn't think it's possible to include all these concepts in 6 min video One thing, it's great to watch it when you want to summarise already existing knowledge Comment from : Anton Boiko

Nice and simple explanationThanks Comment from : Jagmander Bazzad

Thanks for your sharing Bro's Comment from : Thinh Le

bro this way of teaching is really really make sense thanks a lot for these visuals Comment from : Salman Sayyad

bom Comment from : JPB -joh_

What program is this used in the presentation? Comment from : Resistente Mente

I think your graphic designer or video editor needs a lesson in the principles of alignment Comment from : Philippe Fanaro

Yet another instance of clean code having terrible performance, unfortunately Comment from : Philippe Fanaro

Very good video Comment from : crossedpolars

good explaination Comment from : Arcot Sunder Raghu Bhooshan

One of the best SQL videos I have come across, just the way it is put together and the infographics If you are learning SQL, you really should understand the mechanics behind optimizing queries, how databases work Just adding more hardware or VM resources will not fix the issue if your queries are not optimized properly Comment from : John S

Great video, very informative and well explained bravo! Comment from : Tallal Moshrif

Excellent video explaining basic concepts in very short time❤brbrImpressive graphic animation, could you please share how the execution plan animation was done Comment from : Avijeet Hati

Can you/anyone please explain execution of case when and window function with group by Comment from : Md Zafar

Lord Buddha I'm looking for an active data flow visualization that can shorten data query response times! A great video, it saved me today Leaving with 1 subscription as a fan! 🔍⚡ Comment from : Nguyễn Phú Huy

pls add subtitle I barely understand you, too shame Comment from : Hoover Zavala

hi, can you enable captions/subtitle for this video? thank you! Comment from : theawesomeharris

So good explanations Comment from : Seng S

Hi The actual plan should be derived from the explain and explain analyze right instead from the query? Comment from : sri teja

Thanks Good to know! Useful! Comment from : Viktor Saranchuk

Best explanation ever Comment from : yashwanth Bedre

Love your channel Your videos are great Comment from : Robby Bankston

why dont have subtitle? Comment from : 张浩达

you should have more subtitles Comment from : Thủy NV

In this example the 'total_spent' alias is already in use in the HAVING clause without defining How is that possible? Comment from : Mahmudul Mohtasim

מדהים! Comment from : Shmuel Sigler

這集沒字幕 Comment from : Hao

good things to practice for the interview Thanks Comment from : mer25

SQL databases suck when it comes to performance unless you add tons of indexes ending up with having as many indexes as queries The worst SQL db i have ever worked with is Postgres, that shit is so damn slow and so dumb Comment from : michel vandermeiren

👍 Comment from : Rituraj

What tool do you use to generate your animations? Comment from : 123asdf

Same video that i watched previously Just title and thumbnail changed Pls don't disappoint ur subscribers for the sake of views Comment from : Clash Clan

Thank you so much! Comment from : bigbrother1211

0:14 the red color of SQL keywords fails MASSIVELY in readability @_@brbrtoo bad :( Comment from : Yash

What about mongodb ? Comment from : Ali Bensoukehal

Simple and to the point explanation Love it Thanks 👍 Comment from : Ali Bensoukehal

Great video! One addition: The "EXPLAIN" command is an invaluable tool for optimizing SQL queries It provides a detailed execution plan, allowing the developers to understand how the database engine processes a query By analyzing the execution plan, you can address the performance bottlenecks with proper optimizations, eg proper indexes Comment from : Cuneyt Mertayak

Please add subtitles Comment from : Batyr

Very good video It is really helpful Comment from : mike shin

Fantastic explanation Comment from : Sudharshaun

very helpful illustration for the SQL execution order I have watched many videos on your channel Almost every video leverages beautiful diagrams and dynamic data flows for demonstration purpose How to build that awesome fantastic diagrams and dynamic data flows? Thank you, sir @ByteByteGo Comment from : sephy shen

Byte Byte Go is an all Chinese group Company has 4 people, all Chinese Comment from : humble guy

thanks a lot for your content Comment from : Anton

Awesome as usual! Thanks a lot! Comment from : Vasiliy

This is pretty cool Comment from : d4devotion

Ambiguous query Comment from : kuopassa

Very simple and to the point, love the visualization too Comment from : Tech Majlis with Helal

bExplanation level is so beautiful!/b Comment from : Sharif

Thanks for this! Will there be a transcription soon? Comment from : james ayento

so in the above example, which place we should index ? Comment from : apex yu

Wow To the point with knowledge I can use today Thank you Comment from : Casey_Spaulding

很不错 Comment from : Leon Guo

Thank you for a fantastic visualization of the SQL queries execution order That's exactly what I have been missing in the other materials I really appreciate your style of teaching Comment from : Lucy K

Excellent explanation, thanks! Comment from : SomeOne

Will this work with MySQL as well? Comment from : wjrasmussen666

order_date is mentioned as indexed - is that implicit or explicitly defined? Comment from : ProofOfWork

Do we have MongoDB optimisation on the channel? Comment from : DooF

my app didnt reached 40 queries per second yet but i will implement that just in case my app will be next amazon :D Comment from : MPI Politics

wow, what an awesome introduction to SQL optimization Comment from : Jeremy Chone

Very good intro Would like a more detailed explanation on more complex queries Comment from : CyberMew

As usual, excellent and to the point video! Comment from : Pieter

I heard it called "predicate pushdown" when you move a condition earlier in the plan Comment from : BitcoinRuss

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