// Copyright 2023 Greptime Team
//
// Licensed 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 api::v1::region::RegionRequestHeader;
use datafusion_expr::LogicalPlan;
use store_api::storage::RegionId;

/// The query request to be handled by the RegionServer (Datanode).
#[derive(Clone, Debug)]
pub struct QueryRequest {
    /// The header of this request. Often to store some context of the query. None means all to defaults.
    pub header: Option<RegionRequestHeader>,

    /// The id of the region to be queried.
    pub region_id: RegionId,

    /// The form of the query: a logical plan.
    pub plan: LogicalPlan,
}
