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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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Nazar
by • New Contributor II
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Resolved! Incremental write

Hi All,I have a daily spark job that reads and joins 3-4 source tables and writes the df in a parquet format. This data frame consists of 100+ columns. As this job run daily, our deduplication logic identifies the latest record from each of source t...

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Nazar
New Contributor II
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Thanks werners

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lprevost
by • Contributor
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Incremental updates to s3 csv files, autoloader, and delta lake updates

I'm using the Databricks autoloader to incrementally load a series of csv files on s3 which I update with an API. My tyipcal work process is to update only the latest year file each night. But, there are ocassions where previous years also get update...

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Kaniz_Fatma
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Hi @ lprevost! My name is Kaniz, and I'm a technical moderator here. Great to meet you, and thanks for your question! Let's see if your peers on the Forum have an answer to your questions first. Or else I will follow up shortly with a response.

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AlaQabaja
by • New Contributor II
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Get last modified date or create date for azure blob container

Hi Everyone, I am trying to implement a way in Python to only read files that weren't loaded since the last run of my notebook. The way I am thinking of implementing this is to keep of the last time my notebook has finished in a database table. Nex...

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Forum_Admin
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