Teradata Package for Python Function Reference | 20.00 - count - 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
- Product Category
- Teradata Vantage
- teradataml.geospatial.geodataframe.GeoDataFrame.count = count(self, distinct=False)
- DESCRIPTION:
Returns column-wise count of the GeoDataFrame.
PARAMETERS:
distinct:
Optional Argument.
Specifies whether to exclude duplicate values while calculating the count.
Default Value: False
Types: bool
RETURNS:
teradataml GeoDataFrame object with count() operation
performed.
RAISES:
TeradataMLException
1. EXECUTION_FAILED - If count() operation fails to
generate the column-wise count of the GeoDataFrame.
Possible error message:
Failed to perform 'count'. (Followed by error message).
2. TDMLDF_AGGREGATE_COMBINED_ERR - If the count() operation
doesn't support all the columns in the GeoDataFrame.
Possible error message:
No results. Below is/are the error message(s):
All selected columns [(col2 - PERIOD_TIME), (col3 -
BLOB)] is/are unsupported for 'count' operation.
EXAMPLES :
# Load the data to run the example.
from teradataml.data.load_example_data import load_example_data
load_example_data("GeoDataFrame", ["sample_shapes"])
# Create teradataml GeoDataFrame.
df1 = GeoDataFrame("sample_shapes")
print(df1)
# Prints count of the values in all the selected columns
# (excluding None types).
df1.count()