Teradata Package for Python Function Reference | 20.00 - upper - Teradata Package for Python - Look here for syntax, methods and examples for the functions included in the Teradata Package for Python.
Teradata® Package for Python Function Reference - 20.00
- Deployment
- VantageCloud
- VantageCore
- Edition
- Enterprise
- IntelliFlex
- VMware
- Product
- Teradata Package for Python
- Release Number
- 20.00.00.03
- Published
- December 2024
- ft:locale
- en-US
- ft:lastEdition
- 2024-12-19
- dita:id
- TeradataPython_FxRef_Enterprise_2000
- lifecycle
- latest
- Product Category
- Teradata Vantage
- teradataml.dataframe.sql.DataFrameColumn.upper = upper()
- DESCRIPTION:
Function returns a character string identical to string values in column,
except that all lowercase letters are replaced with their uppercase equivalents.
RAISES:
TypeError, ValueError, TeradataMlException
RETURNS:
DataFrameColumn
EXAMPLES:
# Load the data to run the example.
>>> load_example_data("dataframe", "admissions_train")
# Create a DataFrame on 'admissions_train' table.
>>> df = DataFrame("admissions_train").iloc[:4]
>>> print(df)
masters gpa stats programming admitted
id
3 no 3.70 Novice Beginner 1
4 yes 3.50 Beginner Novice 1
2 yes 3.76 Beginner Beginner 0
1 yes 3.95 Beginner Beginner 0
# Example 1: Converts strings in "stats" column to uppercase and pass
# it as input to DataFrame.assign().
>>> res = df.assign(col = df.stats.upper())
>>> print(res)
masters gpa stats programming admitted col
id
3 no 3.70 Novice Beginner 1 NOVICE
4 yes 3.50 Beginner Novice 1 BEGINNER
2 yes 3.76 Beginner Beginner 0 BEGINNER
1 yes 3.95 Beginner Beginner 0 BEGINNER
# Example 2: Executed upper() function on "stats" column and filtered computed
# values which are equal to 'BEGINNER'.
>>> print(df[df.stats.upper() == "BEGINNER"])
masters gpa stats programming admitted
id
4 yes 3.50 Beginner Novice 1
2 yes 3.76 Beginner Beginner 0
1 yes 3.95 Beginner Beginner 0