Robuta

https://www.ibm.com/docs/en/db2-for-zos/13.0.0?topic=functions-xmlnamespaces
The XMLNAMESPACES function constructs namespace declarations from the arguments. This function can be used as an argument only for specific functions, such as...
scalar functionsql
https://www.ibm.com/docs/en/db2-for-zos/12.0.0?topic=sql-json-len
The JSON_LEN user-defined function returns the number of elements in an element of type array inside a JSON document. NULL is returned if an element is not an...
scalar functionjsonlen
https://www.ibm.com/docs/en/db2/11.5.x?topic=sf-max
The MAX function returns the maximum value in a set of values.
scalar functionmax
https://www.arxiv.org/abs/2405.14628
Abstract page for arXiv paper 2405.14628: Online robust estimation and bootstrap inference for function-on-scalar regression
onlinerobustestimationbootstrapinference
https://www.ibm.com/docs/en/db2-for-zos/13.0.0?topic=functions-integer-int
The INTEGER function returns an integer representation of either a number or a character string or graphic string representation of an integer.
scalar functionsqlinteger