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141 lines
3.9 KiB
C++
141 lines
3.9 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 "MetaTypes.h"
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#include "db/Options.h"
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#include "db/Types.h"
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#include "utils/Status.h"
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#include <cstddef>
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#include <memory>
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#include <string>
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#include <vector>
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namespace milvus {
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namespace engine {
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namespace meta {
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static const char* META_TABLES = "Tables";
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static const char* META_TABLEFILES = "TableFiles";
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class Meta {
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public:
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virtual ~Meta() = default;
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virtual Status
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CreateTable(TableSchema& table_schema) = 0;
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virtual Status
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DescribeTable(TableSchema& table_schema) = 0;
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virtual Status
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HasTable(const std::string& table_id, bool& has_or_not) = 0;
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virtual Status
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AllTables(std::vector<TableSchema>& table_schema_array) = 0;
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virtual Status
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UpdateTableFlag(const std::string& table_id, int64_t flag) = 0;
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virtual Status
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DropTable(const std::string& table_id) = 0;
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virtual Status
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DeleteTableFiles(const std::string& table_id) = 0;
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virtual Status
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CreateTableFile(TableFileSchema& file_schema) = 0;
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virtual Status
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DropDataByDate(const std::string& table_id, const DatesT& dates) = 0;
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virtual Status
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GetTableFiles(const std::string& table_id, const std::vector<size_t>& ids, TableFilesSchema& table_files) = 0;
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virtual Status
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UpdateTableFile(TableFileSchema& file_schema) = 0;
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virtual Status
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UpdateTableFiles(TableFilesSchema& files) = 0;
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virtual Status
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UpdateTableIndex(const std::string& table_id, const TableIndex& index) = 0;
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virtual Status
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UpdateTableFilesToIndex(const std::string& table_id) = 0;
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virtual Status
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DescribeTableIndex(const std::string& table_id, TableIndex& index) = 0;
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virtual Status
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DropTableIndex(const std::string& table_id) = 0;
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virtual Status
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CreatePartition(const std::string& table_name, const std::string& partition_name, const std::string& tag) = 0;
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virtual Status
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DropPartition(const std::string& partition_name) = 0;
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virtual Status
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ShowPartitions(const std::string& table_name, std::vector<meta::TableSchema>& partiton_schema_array) = 0;
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virtual Status
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GetPartitionName(const std::string& table_name, const std::string& tag, std::string& partition_name) = 0;
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virtual Status
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FilesToSearch(const std::string& table_id, const std::vector<size_t>& ids, const DatesT& dates,
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DatePartionedTableFilesSchema& files) = 0;
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virtual Status
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FilesToMerge(const std::string& table_id, DatePartionedTableFilesSchema& files) = 0;
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virtual Status
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FilesToIndex(TableFilesSchema&) = 0;
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virtual Status
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FilesByType(const std::string& table_id, const std::vector<int>& file_types, TableFilesSchema& table_files) = 0;
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virtual Status
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Size(uint64_t& result) = 0;
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virtual Status
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Archive() = 0;
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virtual Status
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CleanUpShadowFiles() = 0;
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virtual Status
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CleanUpCacheWithTTL(uint64_t seconds) = 0;
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virtual Status
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CleanUpFilesWithTTL(uint64_t seconds) = 0;
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virtual Status
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DropAll() = 0;
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virtual Status
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Count(const std::string& table_id, uint64_t& result) = 0;
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}; // MetaData
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using MetaPtr = std::shared_ptr<Meta>;
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} // namespace meta
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} // namespace engine
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} // namespace milvus
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