Delta Live Tables A to Z: Best Practices for Modern Data Pipelines

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Databricks

Databricks

9 місяців тому

Join Databricks' Distinguished Principal Engineer Michael Armbrust for a technical deep dive into how Delta Live Tables (DLT) reduces the complexity of data transformation and ETL. Learn what’s new; what’s coming; and how to easily master the ins-and-outs of DLT.
Michael will describe and demonstrate:
- What’s new in Delta Live Tables (DLT) - Enzyme, Enhanced Autoscaling, and more
- How to easily create and maintain your DLT pipelines
- How to monitor pipeline operations
- How to optimize data for analytics and ML
- Sneak Peek into the DLT roadmap
Talk by: Michael Armbrust
Connect with us: Website: databricks.com
Twitter: / databricks
LinkedIn: / databricks
Instagram: / databricksinc
Facebook: / databricksinc

КОМЕНТАРІ: 27
@stevequan7306
@stevequan7306 8 місяців тому
This is the Bible for DLT! Worth to loop and study! Well done🙌
@jonathanduran2921
@jonathanduran2921 7 місяців тому
Ha, the CEO knowing where the raw data is stored.. almost died laughing there.
@hapslab
@hapslab 5 місяців тому
#databricks is an ecosystem now. Helped by all its amazing creators. Proud to be associated since 2015❤
@mrliuquantong4943
@mrliuquantong4943 9 місяців тому
Excellent Demo! Would you please provide the PDF file of this demo as well as the code for us to practise? looking forward to hearing from you.
@smedegaardpedersen
@smedegaardpedersen 9 місяців тому
Super good stuff. I wonder if the the function call inside the loop @1:13:22 should have been `create_report(r)` instead of `create_table(r)`?
@henryeleonu6237
@henryeleonu6237 7 місяців тому
interesting! I now have an idea of what delta live tables can do
@TheDataArchitect
@TheDataArchitect 5 місяців тому
43:10 this is awesome man.
@web3tel
@web3tel 7 місяців тому
I am not sure I understood the repeating references to the "errors in our docs"? Can you please clarify? What would be a reasone to publish docs with the errors, please? Is there quality control over these docs?
@mateen161
@mateen161 6 місяців тому
Would it be possible to create unmanaged tables with a location in datalake using DLT pipelines ?
@Rothbardo
@Rothbardo 7 місяців тому
anyone have a link to the slides?
@user-kx6ke9oy3v
@user-kx6ke9oy3v 9 місяців тому
where can i have the PPT? and demo code?
@user-kr1bf7vd3r
@user-kr1bf7vd3r 6 місяців тому
@michaelarmbrust2076 While using apply_changes, how do we handle duplicates in the sequence by column in a stateless way? Does dropDuplicates deduplicate data for the micro-batch like a forEachBatch would? or would it attempt to deduplicate the whole stream unless a watermark is given?
@user-kx6ke9oy3v
@user-kx6ke9oy3v 7 місяців тому
question here, why i run the same will get error "16:08:48 Running with dbt=1.6.2 16:08:49 Registered adapter: databricks=1.6.4 16:08:49 Unable to do partial parsing because saved manifest not found. Starting full parse. 16:08:51 Found 2 models, 0 sources, 0 exposures, 0 metrics, 471 macros, 0 groups, 0 semantic models 16:08:51 16:14:02 Concurrency: 8 threads (target='databricks_cluster') 16:14:02 16:14:02 1 of 2 START sql streaming_table model default.device .......................... [RUN] 16:14:03 1 of 2 OK created sql streaming_table model default.device ..................... [OK in 0.53s] 16:14:03 2 of 2 START sql materialized_view model default.device_activity ............... [RUN] 16:14:04 2 of 2 ERROR creating sql materialized_view model default.device_activity ...... [ERROR in 0.82s] 16:14:04 16:14:04 Finished running 1 streaming_table model, 1 materialized_view model in 0 hours 5 minutes and 12.60 seconds (312.60s). 16:14:04 16:14:04 Completed with 1 error and 0 warnings: 16:14:04 16:14:04 Runtime Error in model device_activity (models/example/device_activity.sql) [TABLE_OR_VIEW_NOT_FOUND] The table or view `main`.`default`.`device` cannot be found. Verify the spelling and correctness of the schema and catalog. If you did not qualify the name with a schema, verify the current_schema() output, or qualify the name with the correct schema and catalog." from my understanding the table only can created by DLT pipeline, DBT cannot create the table. but you succesd in create the streaming table and MV. May i know why?
@TheDataArchitect
@TheDataArchitect 5 місяців тому
37:10 no azure storage accounts?
@user-nv9fv2up5d
@user-nv9fv2up5d Місяць тому
Quick Question : If a record is deleted from Source table hard delete how apply_changes cdc will handle ?
@irfana398
@irfana398 9 місяців тому
Why can't we run the code in the cell for debugging? I have found DLTs have so much limitation and hard to debug.
@alirezahassani3767
@alirezahassani3767 8 місяців тому
I had been eagerly anticipating the release of this feature for this year. Hopefully, they will add it soon.
@michaelarmbrust2076
@michaelarmbrust2076 7 місяців тому
We are working on a debugging experience that will be integrated with notebooks.
@saravananharisamy8085
@saravananharisamy8085 5 місяців тому
Please share the repo for cicd atleast
@oleksiy8105
@oleksiy8105 5 місяців тому
Straming=is always costly... If you trigger it manually or on schedule it is not streaming...
@spitfirexvii
@spitfirexvii 6 місяців тому
John Carmack, is that you?
@jhonsen9842
@jhonsen9842 22 дні тому
This is the way how you can make Data engineer job easy and pay less to them.
@VerySeriousMan
@VerySeriousMan 4 місяці тому
Hard to follow unless you know a lot already.
@msftora3
@msftora3 2 місяці тому
just another stereotype reinvention of a wheel
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