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Data Engineering
Join discussions on data engineering best practices, architectures, and optimization strategies within the Databricks Community. Exchange insights and solutions with fellow data engineers.
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ekar-databricks
by • New Contributor II
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Bigquery - Databricks integration issue.

I am trying to get the Bigquery data to Databricks using Notebooks. Following the steps based on this https://docs.databricks.com/external-data/bigquery.html. I believe I am making some mistake with this step and getting the below error. I tried givi...

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Wundermobility
New Contributor II
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Hi!Did you get the problem solved?I am facing the same issueplease guide

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Kayla
by • Valued Contributor
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BigQuery - Delete or update from Databricks?

I'm trying to sync a delta table in Databricks to a BigQuery table. For the most part, appending is sufficient, but occassionally we need to overwrite rows - which we've only been able to do by overwriting the entire table.Is there any way to do upda...

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Anonymous
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Hi @Kayla Pomakoy​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you.Than...

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udays22222
by • New Contributor II
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Error writing data to Google Bigquery

Hi,I am able to read data from a Bigquery table ,But am getting error writing data to a table in BigqueryFollowed instuctions in this document.Connecting Databricks to BigQuery | Google Cloud%scalaimport scala.io.Sourceval contentCred = "/dbfs/FileSt...

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Anonymous
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Hi @uday s​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you.Thanks!

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parulpaul
by • New Contributor III
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AnalysisException: Multiple sources found for bigquery (com.google.cloud.spark.bigquery.BigQueryRelationProvider, com.google.cloud.spark.bigquery.v2.BigQueryTableProvider), please specify the fully qualified class name.

While reading data from BigQuery to Databricks getting the error : AnalysisException: Multiple sources found for bigquery (com.google.cloud.spark.bigquery.BigQueryRelationProvider, com.google.cloud.spark.bigquery.v2.BigQueryTableProvider), please spe...

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Debayan
Databricks Employee
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Hi @Parul Paul​ , could you please check if this is the scenario: https://stackoverflow.com/questions/68623803/load-to-bigquery-via-spark-job-fails-with-an-exception-for-multiple-sources-foun Also, you can refer: https://github.com/GoogleCloudDatapro...

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109005
by • New Contributor III
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Does Databricks support proxy for BigQuery?

Hi team, we tried to use the proxy options for BigQuery Spark connector as mentioned in this documentation. However, we keep getting "connect timed out" error. The proxy host is working on our end. This made us wonder if by chance Databricks does not...

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Vidula
Honored Contributor
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Hi @Ayushi Pandey​ Hope all is well! Just wanted to check in if you were able to resolve your issue and would you be happy to share the solution or mark an answer as best? Else please let us know if you need more help. We'd love to hear from you.Than...

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zach
by • New Contributor III
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Does Databricks have a google cloud Big Query equivalent of --dry_run to estimate costs before executing?

Databricks uses DBU's as a costing unit whether based onto of AWS/Azure/GCP and I want to know if Databricks has a google cloud Big Query equivalent of --dry_run for estimating costs? https://cloud.google.com/bigquery/docs/estimate-costs

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-werners-
Esteemed Contributor III
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Not that I know of.Google uses number of bytes read to determine the cost.Databricks uses DBU. The number of DBU's spent is not only dependent on the amount of bytes read (the more you read, the longer the program will run probably), but also the typ...

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Sumeet_Dora
by • New Contributor II
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Resolved! Write mode features in Bigquey using Databricks notebook.

Currently using df.write.format("bigquery") ,Databricks only supports append and Overwrite modes in to writing Bigquery tables.Does Databricks has any option of executing the DMLs like Merge in to Bigquey using Databricks Notebooks.?

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mathan_pillai
Databricks Employee
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@Sumeet Dora​ , Unfortunately there is no direct "merge into" option for writing to Bigquery using Databricks notebook. You could write to an intermediate delta table using the "merge into" option in delta table. Then read from the delta table and pe...

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