DataTableColumns

Describes the columns of a data table, including names, types, and nullability. Useful for schema inspection and column selection.

DataTableColumns

Represents the columns of a data table.

Attributes:

Name	Type	Description
table_name	str	The name of the table.
display_name	str	The display name of the table.
columns	list[DataTableColumn]	A list of columns in the table.

__len__() -> int

Return the number of columns.

to_dataframe() -> pd.DataFrame

Return columns as a pandas DataFrame.

to_list() -> list[Any]

Return column names as a list.