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64. Databricks | Pyspark | Delta Lake: Optimize Command - File Compaction 

Raja's Data Engineering
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Azure Databricks Learning: Delta Lake - Optimize Command
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What is Optimize Command in delta table and how to apply in delta lake development?
Optimize is one of the performance optimization techinique used in delta lake. It compacts the smaller size files into optimal size.
This video talks more about optimize command
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31 май 2022

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Комментарии : 38   
@krishnamanohar1233
@krishnamanohar1233 9 месяцев назад
Thanks for the detailed explanation.
@rajasdataengineering7585
@rajasdataengineering7585 9 месяцев назад
You are welcome! Glad it was helpful
@krishnamanohar1233
@krishnamanohar1233 9 месяцев назад
@@rajasdataengineering7585 do you have any videos on unity catalog and how to integrate them with ADF ?
@vinayakkulkarni4904
@vinayakkulkarni4904 3 месяца назад
Before executing Optimize, there were 7 files. When we execute OPTIMIZE, it has removed 5 files. May I know why OPTMIZE has NOT removed 7 files?
@vishalaaa1
@vishalaaa1 Год назад
Awesome videos and the best in youtibe. Please add more videos on databricks integration with ADF . More scenarios on databricks integration with ADF with parametrization, reading multiple files etc
@rajasdataengineering7585
@rajasdataengineering7585 Год назад
Thanks Vishal! I have already posted videos on these topics. Please have a look at videos 84 to 90
@ravinarang6865
@ravinarang6865 10 месяцев назад
Good work!
@rajasdataengineering7585
@rajasdataengineering7585 10 месяцев назад
Thank you! Cheers!
@data-engg-user
@data-engg-user 6 месяцев назад
Keep up the good work!
@rajasdataengineering7585
@rajasdataengineering7585 6 месяцев назад
Thank you!
@nagamanickam6604
@nagamanickam6604 2 месяца назад
Thank you
@rajasdataengineering7585
@rajasdataengineering7585 2 месяца назад
You're welcome
@sravankumar1767
@sravankumar1767 2 года назад
Nice explanation Raja 👌 👍 👏
@rajasdataengineering7585
@rajasdataengineering7585 2 года назад
Thanks Sravan!
@aritrachatterjee8292
@aritrachatterjee8292 Год назад
Nice one Sir
@rajasdataengineering7585
@rajasdataengineering7585 Год назад
Thanks, Aritra!
@venkatasai4293
@venkatasai4293 Год назад
How does the auto optimize and compact command different from this ? Can we set optimize command at table level ?
@tanushreenagar3116
@tanushreenagar3116 11 месяцев назад
nice sir
@rajasdataengineering7585
@rajasdataengineering7585 11 месяцев назад
Thanks, keep watching!
@gowrishankart2683
@gowrishankart2683 11 месяцев назад
Hi sir, it was good explanation.. I have a scenario where in adls delta partitioned on year, month, day (/txn/Year=2022/Month=4/Day=1/part-00250) and many delta part file present like 250 entries for a single day like wise 30 days in a month.. Need to optimize it, how can I reduce many smaller size files to reasonable files size, so that while reading it shouldn't take much time.. any idea ?
@rajasdataengineering7585
@rajasdataengineering7585 11 месяцев назад
Hi Gowrishankar, optimize command should solve this issue. You can enable auto-optimize feature as well at table level
@satheeshkumar2149
@satheeshkumar2149 Месяц назад
Hello Sir, How can we achieve the same in Standalone Spark?
@sharmaakarsh
@sharmaakarsh Месяц назад
Please make a video on autocompaction
@rajasdataengineering7585
@rajasdataengineering7585 Месяц назад
Sure, will make a video on this requirement
@pratikparbhane8677
@pratikparbhane8677 5 месяцев назад
any Impact on Time Travelling with OPTIMIZE Command?
@rajasdataengineering7585
@rajasdataengineering7585 5 месяцев назад
No impact
@aishwaryam8520
@aishwaryam8520 Год назад
Hi Sir,Where can i get the code of yours? please reply
@OmkarGurme
@OmkarGurme Год назад
Do we have to specify using delta . What if we don't use that argument?
@rajasdataengineering7585
@rajasdataengineering7585 Год назад
It was mandatory in earlier version. In latest version, it is not needed. But default, it is delta table. But nothing harm in specifying it explicitly as well
@OmkarGurme
@OmkarGurme Год назад
@@rajasdataengineering7585 oh . Ok ..thanks sir
@sureshkoduru8810
@sureshkoduru8810 2 года назад
Hi Raja Nice explanation. what is App registration?
@rajasdataengineering7585
@rajasdataengineering7585 2 года назад
Hi Suresh, it's one of azure concept mainly used to maintain secured connection of applications
@sureshkoduru8810
@sureshkoduru8810 2 года назад
@@rajasdataengineering7585 Could you make video on App registration?
@rajasdataengineering7585
@rajasdataengineering7585 2 года назад
Sure, will make
@harshitvishwakarma9076
@harshitvishwakarma9076 Год назад
How to permanently delete the record then ?
@rajasdataengineering7585
@rajasdataengineering7585 Год назад
Need to use vacuum command to delete permanently
@avirathi3450
@avirathi3450 2 года назад
sir where can i contact you?
@rajasdataengineering7585
@rajasdataengineering7585 2 года назад
Pls contact at audaciousazure@gmail.com
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