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83 lines
3.0 KiB
C++
83 lines
3.0 KiB
C++
// 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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#pragma once
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#include "Options.h"
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#include "Types.h"
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#include "meta/Meta.h"
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#include "utils/Status.h"
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#include <string>
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#include <memory>
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#include <vector>
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namespace zilliz {
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namespace milvus {
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namespace engine {
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class Env;
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class DB {
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public:
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DB() = default;
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DB(const DB &) = delete;
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DB &operator=(const DB &) = delete;
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virtual ~DB() = default;
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virtual Status Start() = 0;
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virtual Status Stop() = 0;
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virtual Status CreateTable(meta::TableSchema &table_schema_) = 0;
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virtual Status DeleteTable(const std::string &table_id, const meta::DatesT &dates) = 0;
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virtual Status DescribeTable(meta::TableSchema &table_schema_) = 0;
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virtual Status HasTable(const std::string &table_id, bool &has_or_not_) = 0;
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virtual Status AllTables(std::vector<meta::TableSchema> &table_schema_array) = 0;
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virtual Status GetTableRowCount(const std::string &table_id, uint64_t &row_count) = 0;
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virtual Status PreloadTable(const std::string &table_id) = 0;
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virtual Status UpdateTableFlag(const std::string &table_id, int64_t flag) = 0;
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virtual Status InsertVectors(const std::string &table_id_,
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uint64_t n, const float *vectors, IDNumbers &vector_ids_) = 0;
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virtual Status Query(const std::string &table_id, uint64_t k, uint64_t nq, uint64_t nprobe,
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const float *vectors, QueryResults &results) = 0;
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virtual Status Query(const std::string &table_id, uint64_t k, uint64_t nq, uint64_t nprobe,
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const float *vectors, const meta::DatesT &dates, QueryResults &results) = 0;
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virtual Status Query(const std::string &table_id, const std::vector<std::string> &file_ids,
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uint64_t k, uint64_t nq, uint64_t nprobe, const float *vectors,
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const meta::DatesT &dates, QueryResults &results) = 0;
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virtual Status Size(uint64_t &result) = 0;
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virtual Status CreateIndex(const std::string &table_id, const TableIndex &index) = 0;
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virtual Status DescribeIndex(const std::string &table_id, TableIndex &index) = 0;
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virtual Status DropIndex(const std::string &table_id) = 0;
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virtual Status DropAll() = 0;
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}; // DB
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using DBPtr = std::shared_ptr<DB>;
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} // namespace engine
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} // namespace milvus
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} // namespace zilliz
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