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New posts in user-defined-functions
Using Scala classes as UDF with pyspark
Oct 28, 2025
scala
apache-spark
pyspark
apache-spark-sql
user-defined-functions
Applying Python UDF function per row in a polars dataframe throws unexpected exception 'expected tuple, got list'
Oct 24, 2025
python
dataframe
user-defined-functions
python-polars
SQL using #table/ Temp table inside a table valued function
Oct 26, 2025
sql
sql-server
stored-procedures
user-defined-functions
temp-tables
VBA User Defined Function returning #VALUE when another Workbook with similar Sheets is open
Oct 26, 2025
excel
vba
user-defined-functions
worksheet
Heavy stateful UDF in pyspark
Oct 25, 2025
python
apache-spark
pyspark
user-defined-functions
How to reference a range of cells in UDF
Oct 24, 2025
c#
excel
add-in
user-defined-functions
excel-dna
How to debug mysql user-defined function?
Oct 22, 2025
mysql
debugging
trace
user-defined-functions
Why does Spark infer a binary instead of an Array[Byte] when creating a DataFrame?
Oct 22, 2025
scala
apache-spark
binary
apache-spark-sql
user-defined-functions
When is it appropriate to use a UDF vs using spark functionality? [closed]
Oct 20, 2025
apache-spark
pyspark
apache-spark-sql
user-defined-functions
Use a builtin Enum in a cell formula with a UDF
Oct 21, 2025
excel
enums
user-defined-functions
vba
Scalar Function To Return the Result of A Select
Oct 18, 2025
sql-server
select
user-defined-functions
scalar
Declare a table variable within a user defined function
Oct 19, 2025
sql
sql-server
t-sql
user-defined-functions
UnFlatten Dataframe to a specific structure
Oct 18, 2025
scala
apache-spark
dataframe
apache-spark-sql
user-defined-functions
PySpark udf returns null when function works in Pandas dataframe
Oct 16, 2025
python
pandas
pyspark
user-defined-functions
Implicit schema for pandas_udf in PySpark?
Oct 17, 2025
python
apache-spark
pyspark
user-defined-functions
pyspark when/otherwise clause failure when using udf
Oct 17, 2025
python
apache-spark
pyspark
apache-spark-sql
user-defined-functions
Pandas udf loop over PySpark dataframe rows
Sep 22, 2025
pandas
dataframe
apache-spark
pyspark
user-defined-functions
How to register UDF with no argument in Pyspark
Sep 22, 2025
apache-spark
lambda
pyspark
apache-spark-sql
user-defined-functions
PySpark UDF optimization challenge using a dictionary with regex's (Scala?)
Sep 19, 2025
python-3.x
regex
scala
pyspark
user-defined-functions
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