Coverage Report

Created: 2024-10-13 08:39

/Users/andrewlamb/Software/datafusion/datafusion/physical-plan/src/windows/utils.rs
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// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements.  See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership.  The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License.  You may obtain a copy of the License at
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//
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//   http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied.  See the License for the
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// specific language governing permissions and limitations
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// under the License.
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use arrow_schema::{Schema, SchemaBuilder};
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use datafusion_common::Result;
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use datafusion_physical_expr::window::WindowExpr;
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use std::sync::Arc;
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pub(crate) fn create_schema(
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    input_schema: &Schema,
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    window_expr: &[Arc<dyn WindowExpr>],
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) -> Result<Schema> {
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    let capacity = input_schema.fields().len() + window_expr.len();
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    let mut builder = SchemaBuilder::with_capacity(capacity);
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    builder.extend(input_schema.fields().iter().cloned());
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    // append results to the schema
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    for 
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in window_expr {
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        builder.push(expr.field()
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);
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    }
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    Ok(builder.finish())
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}