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Showing posts with the label Apache Spark Sql

Pyspark: Select Part Of The String(file Path) Column Values

Pyspark: Split and select part of the string column values How can I select the characters or file … Read more Pyspark: Select Part Of The String(file Path) Column Values

Pyspark Hive Context -- Read Table With Utf-8 Encoding

I have a table in hive, And I am reading that table in pyspark df_sprk_df from pyspark import Spark… Read more Pyspark Hive Context -- Read Table With Utf-8 Encoding

Convert Pyspark Dataframe Column From List To String

I have this PySpark dataframe +-----------+--------------------+ |uuid | test_123 |… Read more Convert Pyspark Dataframe Column From List To String

Get Value Out Of Dataframe

In Scala I can do get(#) or getAs[Type](#) to get values out of a dataframe. How should I do it in … Read more Get Value Out Of Dataframe

Count Substring In String Column Using Spark Dataframe

I have a Spark dataframe with a column (assigned_products) of type string that contains values such… Read more Count Substring In String Column Using Spark Dataframe

Converting Complex Rdd To A Flatten Rdd With Pyspark

I have the following CSV (sample) id timestamp routeid creationdate parameter… Read more Converting Complex Rdd To A Flatten Rdd With Pyspark

Round Double Values And Cast As Integers

I have a data frame in PySpark like below. import pyspark.sql.functions as func df = sqlContext.c… Read more Round Double Values And Cast As Integers

Ambiguous Behavior While Adding New Column To Structtype

I defined a function in PySpark which is- def add_ids(X): schema_new = X.schema.add('id_col… Read more Ambiguous Behavior While Adding New Column To Structtype