gravitino.api.rel.table_change.UpdateColumnNullability

final class gravitino.api.rel.table_change.UpdateColumnNullability(_field_name: list[str], _nullable: bool)

Bases: ColumnChange

A TableChange to update the nullability of a field.

The field names are used to find the field to update.

If the field does not exist, the change must result in an IllegalArgumentException.

__init__(_field_name: list[str], _nullable: bool) → None

Methods

__init__(_field_name, _nullable)
field_name()	Retrieves the field name of the column to be modified.
get_field_name()	Retrieves the field name of the column whose nullability is being updated.
get_nullable()	Checks if the column is nullable.

field_name() → list[str]

Retrieves the field name of the column to be modified.

Returns:

list[str]:

A list of strings representing the field name.

get_field_name() → list[str]

Retrieves the field name of the column whose nullability is being updated.

Returns:

list[str]: A list of strings representing the field name.

get_nullable() → bool

Checks if the column is nullable.

Returns:

bool: True if the column is nullable; False otherwise.