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explorer
by • New Contributor III
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Getting error while loading parquet data into Postgres (using spark-postgres library) ClassNotFoundException: Failed to find data source: postgres. Please find packages at http://spark.apache.org/third-party-projects.html Caused by: ClassNotFoundException

Hi Fellas - I'm trying to load parquet data (in GCS location) into Postgres DB (google cloud) . For bulk upload data into PG we are using (spark-postgres library)https://framagit.org/interhop/library/spark-etl/-/tree/master/spark-postgres/src/main/sc...

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explorer
New Contributor III
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Hi @Kaniz Fatma​ , @Daniel Sahal​ - Few updates from my side.After so many hits and trials , psycopg2 worked out in my case.We can process 200+GB data with 10 node cluster (n2-highmem-4,32 GB Memory, 4 Cores) and driver 32 GB Memory, 4 Cores with Run...

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Tahseen0354
by • Contributor III
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Resolved! A Standard cluster is recommended for a single user - what is meant by that ?

Hi, I have seen it written in the documentation that standard cluster is recommended for a single user. But why ? What is meant by that ? Me and one of my colleagues were testing it on the same notebook. Both of us can use the same standard all purpo...

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Hubert-Dudek
Esteemed Contributor III
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High concurrency cluster just split resource between users more evenly. So when 4 people run notebooks in the same time on cluster with 4 cpu you can imagine that every will get 1 cpu. In standard cluster 1 person could utilize all worker cpus as you...

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