In PySpark, spark.table() is used to read a table from the Spark catalog, whereas spark.read.table()…
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PySpark : How do I read a parquet file in Spark
To read a Parquet file in Spark, you can use the spark.read.parquet() method, which returns a DataFrame. Here is an…
Learn how to connect Hive with Apache Spark.
HiveContext is a Spark SQL module that allows you to work with Hive data in Spark. It provides a way…
PySpark : Connecting and updating postgres table in spark SQL
Apache Spark is an open-source, distributed computing system that can process large amounts of data quickly. Spark SQL is a…
Kafka streaming with PySpark – Things you need to know – With Example
To use Kafka streaming with PySpark, you will need to have a good understanding of the following concepts: Kafka: Kafka…
How do you break a lineage in Apache Spark ? Why we need to break a lineage in Apache Spark ?
In Apache Spark, a lineage refers to the series of RDD (Resilient Distributed Dataset) operations that are performed on a…
When you should not use Apache Spark ? Explain with reason.
There are a few situations where it may not be appropriate to use Apache Spark, which is a powerful open-source…
What is spark IV ? How to Install spark IV ?
Spark IV is a modding tool for the game Grand Theft Auto IV (GTA IV) that allows players to add…
What Python data type does the Pymongo function call Find_one () return select one?
The find_one() function in the PyMongo library, which is used to interact with MongoDB databases in Python, returns a dictionary-like…
How to plot one column in Python? Explain in details with example.
There are several libraries in Python that can be used to plot data, such as Matplotlib, Seaborn, and Plotly. In…
DBT : How to restrict your project to only work with a range of dbt versions.
dbt allows you to specify a required version of dbt in your dbt_project.yml file using the require-dbt-version key. This feature…