Teradata Package for Python Function Reference on VantageCloud Lake - z - 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 on VantageCloud Lake

Deployment
VantageCloud
Edition
Lake
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_Lake_2000
Product Category
Teradata Vantage
teradataml.geospatial.geodataframecolumn.GeoDataFrameColumn.z
DESCRIPTION:
    Get the Z coordinate of an ST_Point value.
 
PARAMETERS:
    None
 
SUPPORTED GEOMETRY TYPES:
    ST_Point
 
RAISES:
    TypeError, ValueError, TeradataMlException
 
RETURNS:
    GeoDataFrameColumn
 
EXAMPLES:
    from teradataml import GeoDataFrame, load_example_data
    from teradataml import Point, LineString, Polygon
    # Load example data.
    load_example_data("geodataframe", "sample_shapes")
    # Create a GeoDataFrame.
    gdf = GeoDataFrame("sample_shapes")
    gdf = gdf.select(["skey", "points", "linestrings"])[(gdf.points.is_3D == 1) &
    (gdf.points.geom_type == "ST_Point")]
    gdf
 
    # Example 1: Get the Z coordinate of all geometries in column "points".
    gdf.assign(res=gdf.points.z)