gravitino.api.rel.table_change.RenameColumn¶

final class gravitino.api.rel.table_change.RenameColumn(_field_name: list[str], _new_name: str)¶

Bases: ColumnChange

A TableChange to rename a field.

The name is used to find the field to rename. The new name will replace the leaf field name. For example, rename_column(“a.b.c”, “x”) should produce column a.b.x.

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

__init__(_field_name: list[str], _new_name: str) → None¶

Methods

`__init__`(_field_name, _new_name)
`field_name`()	Retrieves the field name of the column to be modified.
`get_field_name`()	Retrieves the hierarchical field name of the column to be renamed.
`get_new_name`()	Retrieves the new name for the column.

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 hierarchical field name of the column to be renamed.

Returns:: list[str]: The field name of the column to be renamed.

get_new_name() → str¶

Retrieves the new name for the column.

Returns:: str: The new name of the column.