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Warehousing & Analytics
Engage in discussions on data warehousing, analytics, and BI solutions within the Databricks Community. Share insights, tips, and best practices for leveraging data for informed decision-making.
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MadelynM
by Databricks Employee
  • 1111 Views
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[Recap] Data + AI Summit 2024 - Warehousing & Analytics | Improve performance and increase insights

Here's your Data + AI Summit 2024 - Warehousing & Analytics recap as you use intelligent data warehousing to improve performance and increase your organization’s productivity with analytics, dashboards and insights.  Keynote: Data Warehouse presente...

Screenshot 2024-07-03 at 10.15.26 AM.png
Warehousing & Analytics
AI BI Dashboards
AI BI Genie
Databricks SQL
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AnaMocanu
by New Contributor III
  • 490 Views
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Streamlit app on Databricks doesn't recognise the DATABRICKS_WAREHOUSE_ID in the yaml file

Hey everyone,So I managed to create a Streamlit app on Databricks, works fine deployed in the cloud.However, when I try to run it locally, it complains about "assert os.getenv('DATABRICKS_WAREHOUSE_ID'), "DATABRICKS_WAREHOUSE_ID must be set in app.ya...

  • 490 Views
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Latest Reply
Alberto_Umana
Databricks Employee
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Hi @AnaMocanu, How are you setting up: DATABRICKS_WAREHOUSE_ID? When running the app locally, the environment variables set in the app.yaml file might not be picked up automatically. You can manually set the environment variable in your local environ...

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hank12345
by New Contributor
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Resolved! Lakehouse federation support for Oracle DB

https://docs.databricks.com/en/query-federation/index.htmlAre there plans to provide Oracle support for Databricks on AWS lakehouse federation? Not sure if that's possible or not. Thanks!

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PiotrU
Contributor II
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Federation with Oracle is available https://learn.microsoft.com/en-us/azure/databricks/query-federation/oracle

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maoruales32
by New Contributor
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Point map datapoints labels

Point map visualization datapoints labels do not let me input a specific column on them

  • 146 Views
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Latest Reply
Walter_C
Databricks Employee
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Previously replied in https://community.databricks.com/t5/warehousing-analytics/datapoints-labels-on-a-point-map-visualization/td-p/101839 

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aburkh
by New Contributor
  • 303 Views
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User default timezone (SQL)

Users get confused when querying data with timestamps because UTC is not intuitive for many. It is possible to set TIME ZONE at query level or at SQL Warehouse level, but those options fail to address the need of multiple users working on the same wa...

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Alberto_Umana
Databricks Employee
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it is possible to set the time zone at the session level using the SET TIME ZONE statement in Databricks SQL. This allows users to control the local timezone used for timestamp operations within their session. However, there is no direct option of us...

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atikiwala
by New Contributor
  • 606 Views
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Resolved! Working with Databricks Apps

I'm trying to use Databricks Apps to host a Streamlit app to serve some interactive applicaton. I face two limitations:1. In environment for App I see it using certain python version, but how to update it to use any other version?It is already set to...

atikiwala_0-1732008401891.png atikiwala_1-1732008777398.png
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parthSundarka
Databricks Employee
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Hi @atikiwala , Good Day! Python 3.11 is currently the only version we support. We are thinking of adding additional options in the future. Would love to hear your feedback on this - https://docs.databricks.com/en/resources/ideas.html#submit-product-...

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igorstar
by New Contributor III
  • 3726 Views
  • 3 replies
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Resolved! What is the difference between LIVE TABLE and MATERIALIZED VIEW?

From the DLT documentation it seems that the LIVE TABLE is conceptually the same as MATERIALIZED VIEW. When should I use one over another?

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Mo
Databricks Employee
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@ImranA and @igorstar  I repost my response here again:to create materialized views, you could use CREATE OR REFRESH LIVE TABLE however according to the official docs: The CREATE OR REFRESH LIVE TABLE syntax to create a materialized view is deprecat...

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AnnaP
by New Contributor II
  • 608 Views
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[UNBOUND_SQL_PARAMETER] error

Hi, I'd appreciate it if anyone could help!We are using offical ODBC driver (Simba Spark ODBC Driver 64-bit 2.08.02.1013) in our application. C++ APIs.All the following SQL statements are passed through ODBC API to Databricks:successully executing: C...

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PiotrMi
New Contributor III
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@AnnaP Hey,Did you try below:To disable the SQL Connector feature, select the Use Native Query check box.Important:l When this option is enabled, the connector cannot executeparameterized queries.l By default, the connector applies transformations to...

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Akshay_Petkar
by Contributor II
  • 409 Views
  • 1 replies
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How to Create a Live Streaming Dashboard on Databricks?

I am working on a use case where I have streaming data that needs to be displayed in real-time on a live dashboard. The goal is for any new data arriving in the stream to instantly reflect on the dashboard. Is this possible on Databricks? If yes, how...

  • 409 Views
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Latest Reply
christopher356
New Contributor II
  • 1 kudos

@Akshay_Petkar wrote:I am working on a use case where I have streaming data that needs to be displayed in real-time on a live dashboard. The goal is for any new data arriving in the stream to instantly reflect on the dashboard. Is this possible on Da...

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User16753724663
by Valued Contributor
  • 12292 Views
  • 5 replies
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Resolved! Unable to use CX_Oracle library in notebook

While using cx_oracle python library, it returns the below error:error message: Cannot locate a 64-bit Oracle Client library: "libclntsh.so: cannot open shared object file: No such file or directoryThe cx_oracle library is dependent on native librari...

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ovbieAmen
New Contributor II
  • 3 kudos

Hi @AshvinManoj  I used your script and still get same error.   sudo echo 'LD_LIBRARY_PATH="/dbfs/databricks/instantclient_23_6"' >> /databricks/spark/conf/spark-env.shsudo echo 'ORACLE_HOME="/dbfs/databricks/instantclient_23_6"' >> /databricks/spark...

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mbhakta
by New Contributor II
  • 5240 Views
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Change Databricks Connection on Power BI (service)

We're creating a report with Power BI using data from our AWS Databricks workspace. Currently, I can view the report on Power BI (service) after publishing. Is there a way to change the data source connection, e.g. if I want to change the data source...

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J_C
New Contributor II
  • 2 kudos

In the Power BI transform data view, you should be able to access the M-Query code and actually change the server and the host directly. My recommendation is to create a couple of parameters to keep this info for all your queries. Then you can just c...

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AE10
by New Contributor III
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Embed dashboards in websites and applications

I am embedding a dashboard in my react application using an iframe.https://www.databricks.com/blog/how-embed-aibi-dashboards-your-websites-and-applicationshttps://docs.databricks.com/en/dashboards/index.html#embed-a-dashboard1. How can i let my users...

  • 934 Views
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Preeti_Singh
New Contributor II
  • 9 kudos

Hi , Has anyone gotten this working? I am facing the same issue when trying to get the embedded URL working from an iframe in my React application. I think I have all the necessary permissions in place, but still, the Databricks sign-in page opens in...

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anardinelli
by Databricks Employee
  • 373 Views
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How do I dimension my DBSQL warehouse correctly?

What is the optimal number of cluster/nodes in a warehouse? Depends on your workload. Our DBSQL guide suggests a size range on two main things: time to execute your query and bytes spilled from it. This link can help you understand better optimizatio...

  • 373 Views
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bradleyjamrozik
by New Contributor III
  • 2333 Views
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ODBC Connection Does Not Disconnect

I have an on-premises Power BI Report Server that uses the Simba Spark ODBC Driver (2.8) to connect to Databricks. It can connect to a serverless warehouse successfully and run its queries, but it never seems to disconnect the session, and so the war...

  • 2333 Views
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Latest Reply
gmiguel
Contributor
  • 0 kudos

Hi @bradleyjamrozik ,The problem is that the current designed behavior of Power BI can lead to the connection not being closed under certain conditions.In short, since Databricks is Async, if an error occurs while fetching data, the connection may no...

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Akshay_Petkar
by Contributor II
  • 815 Views
  • 2 replies
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Best Approach for Migrating from EMR to Databricks

I am preparing to migrate from EMR to Databricks and would like to know the best practices for this process. Is there a direct connector, such as a JDBC connector, available to facilitate the migration? Alternatively, would it be more effective to ex...

  • 815 Views
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Latest Reply
thelogicplus
Contributor
  • 1 kudos

@Akshay_Petkar if you're planning to migrate from your current technology to Databricks, Travinto Technologies' Code Converter Tool is here to make the process seamless. This powerful tool enables you to migrate data, ETL workflows, and reports acros...

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