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396b3f33e9
1. Support Term, like `A in [1, 2, 3]` 2. Support Not, like `! A < 3` 3. Support logical combination, like `A < 3 && B > 5 or C == 0` Type: Feature Signed-off-by: fluorinedog <fluorinedog@gmail.com>
56 lines
1.6 KiB
C++
56 lines
1.6 KiB
C++
// Copyright (C) 2019-2020 Zilliz. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "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, software distributed under the License
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// is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
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// or implied. See the License for the specific language governing permissions and limitations under the License
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#include "common/Schema.h"
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#include "query/PlanNode.h"
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#include "pb/plan.pb.h"
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#include "query/Plan.h"
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#include <boost/dynamic_bitset.hpp>
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#include <memory>
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namespace milvus::query {
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class ProtoParser {
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public:
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explicit ProtoParser(const Schema& schema) : schema(schema) {
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}
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// ExprPtr
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// ExprFromProto(const proto::plan::Expr& expr_proto);
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ExprPtr
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ParseRangeExpr(const proto::plan::RangeExpr& expr_pb);
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ExprPtr
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ParseTermExpr(const proto::plan::TermExpr& expr_pb);
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ExprPtr
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ParseUnaryExpr(const proto::plan::UnaryExpr& expr_pb);
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ExprPtr
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ParseBinaryExpr(const proto::plan::BinaryExpr& expr_pb);
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ExprPtr
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ParseExpr(const proto::plan::Expr& expr_pb);
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std::unique_ptr<VectorPlanNode>
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PlanNodeFromProto(const proto::plan::PlanNode& plan_node_proto);
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std::unique_ptr<Plan>
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CreatePlan(const proto::plan::PlanNode& plan_node_proto);
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private:
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const Schema& schema;
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// boost::dynamic_bitset<> involved_fields;
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};
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} // namespace milvus::query
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