repeat

Repeats a string column n times, and returns it as a new string column.

For the corresponding Databricks SQL function, see repeat function.

Syntax

Python

from pyspark.databricks.sql import functions as dbf

dbf.repeat(col=<col>, n=<n>)

Parameters

Parameter	Type	Description
col	pyspark.sql.Column or str	target column to work on.
n	pyspark.sql.Column or str or int	number of times to repeat value.

Returns

pyspark.sql.Column: string with repeated values.

Examples

Python

from pyspark.databricks.sql import functions as dbf
df = spark.createDataFrame([('ab',)], ['s',])
df.select("*", dbf.repeat("s", 3)).show()
df.select("*", dbf.repeat(df.s, dbf.lit(4))).show()
df = spark.createDataFrame([('ab', 5,), ('abc', 6,)], ['s', 't'])
df.select("*", dbf.repeat("s", "t")).show()