gravitino.api.rel.table_change.DeleteColumn

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

Bases: ColumnChange

A TableChange to delete a field.

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

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

Methods

__init__(_field_name, _if_exists)
field_name()	Retrieves the field name of the column to be modified.
get_field_name()	Retrieves the field name of the column to be deleted.
get_if_exists()	Checks if the field should be deleted only if it exists.

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 to be deleted.

Returns:

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

get_if_exists() → bool

Checks if the field should be deleted only if it exists.

Returns:

bool: True if the field should be deleted only if it exists; False otherwise.