gavinchou commented on code in PR #57072: URL: https://github.com/apache/doris/pull/57072#discussion_r2467721102
########## be/src/io/cache/cache_block_meta_store.h: ########## @@ -0,0 +1,134 @@ +// Licensed to the Apache Software Foundation (ASF) under one +// or more contributor license agreements. See the NOTICE file +// distributed with this work for additional information +// regarding copyright ownership. The ASF licenses this file +// to you 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. + +#pragma once + +#include <concurrentqueue.h> +#include <rocksdb/db.h> +#include <rocksdb/options.h> +#include <rocksdb/slice.h> +#include <rocksdb/status.h> + +#include <atomic> +#include <memory> +#include <mutex> +#include <string> +#include <thread> +#include <variant> +#include <vector> + +#include "io/cache/file_cache_common.h" +#include "util/threadpool.h" + +namespace doris::io { + +struct BlockMeta { + int type; + size_t size; + uint64_t ttl; + + BlockMeta() : type(0), size(0), ttl(0) {} + BlockMeta(int type_, size_t size_) : type(type_), size(size_), ttl(0) {} + BlockMeta(int type_, size_t size_, uint64_t ttl_) : type(type_), size(size_), ttl(ttl_) {} + + bool operator==(const BlockMeta& other) const { + return type == other.type && size == other.size && ttl == other.ttl; + } +}; + +struct BlockMetaKey { + int64_t tablet_id; + UInt128Wrapper hash; + size_t offset; Review Comment: What does the offset represent, and which file does the block it refers to belong to? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
