patito.Database.create_table

Database.create_table(name, model)

Create table with schema matching the provided Patito model.

See Relation.insert_into() for how to insert data into the table after creation. The Relation.create_table() method can also be used to create a table from a given relation and insert the data at the same time.

Parameters

• name (str) – Name of new database table.

• model (Type[Model]) – Patito model indicating names and types of table columns.

Returns

Relation pointing to the new table.

Return type

Relation[ModelType]

Example

>>> from typing import Optional
>>> import patito as pt
>>> class MyModel(pt.Model):
...     str_column: str
...     nullable_string_column: Optional[str]
...
>>> db = pt.Database()
>>> db.create_table(name="my_table", model=MyModel)
>>> db.table("my_table").types
{'str_column': 'VARCHAR', 'nullable_string_column': 'VARCHAR'}