datafusion_python/expr/
create_memory_table.rs

1// Licensed to the Apache Software Foundation (ASF) under one
2// or more contributor license agreements.  See the NOTICE file
3// distributed with this work for additional information
4// regarding copyright ownership.  The ASF licenses this file
5// to you under the Apache License, Version 2.0 (the
6// "License"); you may not use this file except in compliance
7// with the License.  You may obtain a copy of the License at
8//
9//   http://www.apache.org/licenses/LICENSE-2.0
10//
11// Unless required by applicable law or agreed to in writing,
12// software distributed under the License is distributed on an
13// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
14// KIND, either express or implied.  See the License for the
15// specific language governing permissions and limitations
16// under the License.
17
18use std::fmt::{self, Display, Formatter};
19
20use datafusion::logical_expr::CreateMemoryTable;
21use pyo3::IntoPyObjectExt;
22use pyo3::prelude::*;
23
24use super::logical_node::LogicalNode;
25use crate::sql::logical::PyLogicalPlan;
26
27#[pyclass(
28    from_py_object,
29    frozen,
30    name = "CreateMemoryTable",
31    module = "datafusion.expr",
32    subclass
33)]
34#[derive(Clone)]
35pub struct PyCreateMemoryTable {
36    create: CreateMemoryTable,
37}
38
39impl From<PyCreateMemoryTable> for CreateMemoryTable {
40    fn from(create: PyCreateMemoryTable) -> Self {
41        create.create
42    }
43}
44
45impl From<CreateMemoryTable> for PyCreateMemoryTable {
46    fn from(create: CreateMemoryTable) -> PyCreateMemoryTable {
47        PyCreateMemoryTable { create }
48    }
49}
50
51impl Display for PyCreateMemoryTable {
52    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
53        write!(
54            f,
55            "CreateMemoryTable
56            Name: {:?}
57            Input: {:?}
58            if_not_exists: {:?}
59            or_replace: {:?}",
60            &self.create.name,
61            &self.create.input,
62            &self.create.if_not_exists,
63            &self.create.or_replace,
64        )
65    }
66}
67
68#[pymethods]
69impl PyCreateMemoryTable {
70    fn name(&self) -> PyResult<String> {
71        Ok(self.create.name.to_string())
72    }
73
74    fn input(&self) -> PyResult<Vec<PyLogicalPlan>> {
75        Ok(Self::inputs(self))
76    }
77
78    fn if_not_exists(&self) -> bool {
79        self.create.if_not_exists
80    }
81
82    fn or_replace(&self) -> bool {
83        self.create.or_replace
84    }
85
86    fn __repr__(&self) -> PyResult<String> {
87        Ok(format!("CreateMemoryTable({self})"))
88    }
89
90    fn __name__(&self) -> PyResult<String> {
91        Ok("CreateMemoryTable".to_string())
92    }
93}
94
95impl LogicalNode for PyCreateMemoryTable {
96    fn inputs(&self) -> Vec<PyLogicalPlan> {
97        vec![PyLogicalPlan::from((*self.create.input).clone())]
98    }
99
100    fn to_variant<'py>(&self, py: Python<'py>) -> PyResult<Bound<'py, PyAny>> {
101        self.clone().into_bound_py_any(py)
102    }
103}
datafusion_python/expr/create_memory_table.rs

datafusion_python/expr/
create_memory_table.rs
