what is Apache Parquet file | Lec-7 

In this video I have talked about parquet file reading in spark. If you want to optimize your file and process in Spark then you should have a solid understanding of Parquet file format. Please do ask your doubts in comment section.
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Download parquet tools in your local to run all the below commands.
Parquet tools can be downloaded using pip command.
Run the below command in cmd or terminal
pip install parquet-tools
Run the blow command inside python
import pyarrow as pa
import pyarrow.parquet as pq
parquet_file = pq.ParquetFile(r'C:\Users
ikita\Downloads\Spark-The-Definitive-Guide-master\data\flight-data\parquet\2010-summary.parquet\part-r-00000-1a9822ba-b8fb-4d8e-844a-ea30d0801b9e.gz.parquet')
parquet_file.metadata
parquet_file.metadata.row_group(0)
parquet_file.metadata.row_group(0).column(0)
parquet_file.metadata.row_group(0).column(0).statistics
Run the below command in cmd/terminal
parquet-tools show C:\Users\manish\Downloads\Spark-The-Definitive-Guide-master\data\flight-data\parquet\2010-summary.parquet\part-r-00000-1a9822ba-b8fb-4d8e-844a-ea30d0801b9e.gz.parquet
parquet-tools inspect (path of your file location as above)
parquet.apache...
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