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ParametersReturn ValueExamplesGetting the number of rows of a PySpark DataFrame
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PySpark DataFrame | count method

schedule Aug 12, 2023
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PySpark DataFrame's count(~) method returns the number of rows of the DataFrame.

Parameters

This method does not take in any parameters.

Return Value

An integer.

Examples

Consider the following PySpark DataFrame:

df = spark.createDataFrame([["Alex", 20], ["Bob", 24], ["Cathy", 22]], ["name", "age"])
df.show()
+-----+---+
| name|age|
+-----+---+
| Alex| 20|
| Bob| 24|
|Cathy| 22|
+-----+---+

Getting the number of rows of a PySpark DataFrame

To get the number of rows of the DataFrame:

df.count()
3
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Published by Isshin Inada
Edited by 0 others
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Official PySpark Documentation
https://spark.apache.org/docs/latest/api/python/reference/api/pyspark.sql.DataFrame.count.html
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