https://github.com/metanet/parquet-experiments

https://github.com/metanet/parquet-experiments

Last synced: 3 months ago
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• Host: GitHub
• URL: https://github.com/metanet/parquet-experiments
• Owner: metanet
• Created: 2023-10-22T09:20:21.000Z (over 1 year ago)
• Default Branch: main
• Last Pushed: 2023-10-22T09:22:51.000Z (over 1 year ago)
• Last Synced: 2025-01-20T19:14:01.244Z (4 months ago)
• Language: Java
• Size: 3.91 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        

# parquet experiments

# how to read

```scala

$ spark-shell

val sqlContext = new org.apache.spark.sql.SQLContext(sc)

val parqFile = sqlContext.read.parquet("data_20231022-0930.parquet")

parqFile.registerTempTable("object")

val allRecords = sqlContext.sql("SELECT * FROM object")

allRecords.show()

```

taken from https://www.arm64.ca/post/reading-parquet-files-java/