>>> table_a = session.create_table(
... "Table a",
... data_types={"foo": "String", "bar": "int"},
... default_values={"bar": None},
... )
>>> table_b = session.create_table(
... "Table b",
... data_types={"bar": "int", "baz": "LocalDate"},
... keys={"bar"},
... )
>>> table_c = session.create_table(
... "Table c",
... data_types={"foo": "String", "xyz": "double"},
... keys={"foo", "xyz"},
... )
>>> table_d = session.create_table(
... "Table d",
... data_types={
... "foo d": "String",
... "xyz d": "double",
... "abc d": "float",
... },
... default_values={"abc d": None},
... keys={"foo d", "xyz d"},
... )
>>> table_a.join(table_b, table_a["bar"] == table_b["bar"])
>>> table_a.join(table_c, table_a["foo"] == table_c["foo"])
>>> table_c.join(
... table_d,
... (table_c["foo"] == table_d["foo d"])
... & (table_c["xyz"] == table_d["xyz d"]),
... )
>>> schema = session.tables.schema
