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Forum Posts

DouglasMoore
by • Databricks Employee
  • 8768 Views
  • 2 replies
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How to enable unity catalog system tables?

Unity Catalog system tables provide lots of metadata & log data related to the operations of Databricks. System tables are organized into separate schemas containing one to a few tables owned and updated by Databricks. The storage and the cost of the...

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AlanD
Databricks MVP
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It's in the Databricks CLI Unity Catalog section Databricks CLI commands | Databricks DocumentationmetastoresCommands to manage metastores, which are the top-level container of objects in Unity Catalog:assign, create, current, delete, get, list, summ...

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Pat
by • Esteemed Contributor
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Building DLT Pipelines with Databricks Free Edition and Amazon Q Developer

How AI-powered development accelerated my data engineering workflow Watch the Complete Development Process YouTube Video: See the entire 30-minute development sessionThis is a screen recording without voice narration showing the complete development ...

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Advika
Community Manager
  • 3 kudos

This is super insightful @Pat, thanks for sharing this with the Community!

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smpa01
by • Contributor
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Resolved! Databricks VS code extension to add cell title

I use the databricks extension in vs code for all my work. Is there any way for me to add a cell title from the extension itself?. There is no point in adding in the server version of this notebook cause when I sync the local to sever, it will overwr...

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smpa01
Contributor
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One needs to use # DBTITLE 1,cell_title in a py file # COMMAND ---------- # DBTITLE 1,Title 1 from pyspark.sql import SparkSession from delta.tables import DeltaTable from pyspark.sql.functions import *  

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RiyazAliM
by • Honored Contributor
  • 3305 Views
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The Databricks Python SDK

The Databricks SDK is a script (written in Python, in our case) which lets you control and automate actions on Databricks using the methods available in the WorkSpaceClient (more about this below).Why do we need Databricks SDK:- Automation: You can d...

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sridharplv
Valued Contributor II
  • 4 kudos

Good Article @RiyazAliM.

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ilir_nuredini
by • Honored Contributor
  • 3129 Views
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Apache 4.0

Missed the Apache Spark 4.0 release? It is not just a version bump, it is a whole new level for big data processing. Some of the highlights that really stood out to me:1. SQL just got way more powerful: reusable UDFs, scripting, session variables, an...

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Advika
Community Manager
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Yeah, Spark 4.0 brings powerful enhancements while staying compatible with existing workloads.Thank you for putting this together and highlighting the key updates, @ilir_nuredini.

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nathanielcooley
by • New Contributor II
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Data Modeling

Just got out of a session on Data Modeling using the Data Vault paradigm. Highly recommended to help think through complex data design. Look out for Data Modeling 101 for Data Lakehouse Demystified by Luan Medeiros. 

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sridharplv
Valued Contributor II
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Hi @BS_THE_ANALYST , please use this link with code for reference :https://www.databricks.com/blog/data-vault-best-practice-implementation-lakehouse

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ilir_nuredini
by • Honored Contributor
  • 2017 Views
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Databricks Asset Bundles

Why Should You Use Databricks Asset Bundles (DABs)?Without proper tooling, Data Engineering and Machine Learning projects can quickly become messy.That is why we recommend leveraging DABs to solve these common challenges:1. Collaboration:Without stru...

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Brahmareddy
by • Esteemed Contributor II
  • 16444 Views
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My Journey with Schema Management in Databricks

When I first started handling schema management in Databricks, I realized that a little bit of planning could save me a lot of headaches down the road. Here’s what I’ve learned and some simple tips that helped me manage schema changes effectively. On...

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Brahmareddy
Esteemed Contributor II
  • 8 kudos

Haha, glad it made sense! Joao.Try it out, and if you run into any issues, just let me know. Always happy to help! And best friends? You got it!

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CURIOUS_DE
by • Databricks Partner
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🔐 How Do I Prevent Users from Accidentally Deleting Tables in Unity Catalog? 🔐

Question:I have a role called dev-dataengineer with the following privileges on the catalog dap_catalog_dev:APPLY TAGCREATE FUNCTIONCREATE MATERIALIZED VIEWCREATE TABLECREATE VOLUMEEXECUTEREAD VOLUMEREFRESHSELECTUSE SCHEMAWRITE VOLUMEDespite this, u...

  • 2541 Views
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nayan_wylde
Esteemed Contributor II
  • 6 kudos

Managing assets in UC is always a overhead maintenance. We have this access controls in terraform codes and it is always hard to see what level of access is given to different personas in the org. We are building an audit dashboard for it.

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shraddha_09
by • New Contributor II
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Databricks Optimization Tips – What’s Your Secret?

When I first started working with Databricks, I was genuinely impressed by its potential. The seamless integration with Delta Lake, the power of PySpark, and the ability to process massive datasets at incredible speeds—it was truly impactful.Over tim...

  • 2704 Views
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chanukya-pekala
Contributor III
  • 1 kudos

1. Try to remove cache() and persist() in the dataframe operations in the code base.2. Fully avoid driver operations like collect() and take() - the information from the executors are brought back to driver, which is highly network i/o overhead.3. Av...

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prasannac
by • New Contributor
  • 1076 Views
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Request for a guest post

Hi,   I hope you're doing well. My name is Prasanna. C, Digital Marketing Strategist at Express Analytics, a company that understands consumer behavior and provides analytics solutions and services to businesses.   Express Analytics primarily offers...

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lucami
by • Contributor
  • 2625 Views
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Automatic Liquid Clustering and PO

I spent some time to understand how to use automatic liquid clustering with dlt pipelines. Hope this can help you as well.Enable Predictive Optimization Use this code:# Enabling Automatic Liquid Clustering on a new table @dlt.table(cluster_by_auto=Tr...

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lucami
Contributor
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Hi @Addy0_, thanks for sharing how to set it for existing table. Unfortunately, I think ALTER cannot be used with materialized view and streaming tables defined in dlt pipelines.I was looking for something similar to @dlt.table(cluster_by_auto=True, ...

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thedatanerd
by • Contributor
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Databricks Data Classification

I encourage you to try out a new beta feature in Databricks called : Data Classification. It automatically classifies your catalog data and tag it with tags. Docs: https://docs.databricks.com/aws/en/lakehouse-monitoring/data-classification

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xdx001
by • New Contributor III
  • 1313 Views
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Strong Databricks Fundamental - Gen Z

Why Databricks is the Future of Data Analytics for Gen ZIn the fast-paced world of data analytics, staying ahead of the curve is crucial. For Gen Z, who are digital natives and always on the lookout for the latest tech trends, understanding the diffe...

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ThomazRossito
by • Contributor II
  • 4580 Views
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Post: Lakehouse Federation - Databricks

Lakehouse Federation - Databricks In the world of data, innovation is constant. And the most recent revolution comes with Lakehouse Federation, a fusion between data lakes and data warehouses, taking data manipulation to a new level. This advancement...

Community Articles
data engineer
Lakehouse
SQL Analytics
  • 4580 Views
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  • 1 kudos
Latest Reply
Freshman
New Contributor III
  • 1 kudos

Hey Quick Question, Can we use it for the production version ? We have application server as SQL server, we are planning to use lakehouse federation so we can bypass creating and maintaining 100 of workflows. as we a small dataset I am not too sure o...

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