datafusion-substrait 53.1.0

DataFusion Substrait Producer and Consumer
Documentation 
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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

use crate::logical_plan::consumer::SubstraitConsumer;
use datafusion::logical_expr::{LogicalPlan, LogicalPlanBuilder};

use datafusion::logical_expr::requalify_sides_if_needed;

use substrait::proto::CrossRel;

pub async fn from_cross_rel(
    consumer: &impl SubstraitConsumer,
    cross: &CrossRel,
) -> datafusion::common::Result<LogicalPlan> {
    let left = LogicalPlanBuilder::from(
        consumer.consume_rel(cross.left.as_ref().unwrap()).await?,
    );
    let right = LogicalPlanBuilder::from(
        consumer.consume_rel(cross.right.as_ref().unwrap()).await?,
    );
    let (left, right, _requalified) = requalify_sides_if_needed(left, right)?;
    left.cross_join(right.build()?)?.build()
}