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OceanBase 联合研究成果:三层协同,让数据在混合内存中 “各得其所”
Published : 2026-01-25
Categories :
Database and Storage
Tags :
OceanBase
MetoHash
Indexing
HashTable
摘要
随着数据密集型应用的快速发展,哈希索引已成为内存数据库、键值存储和重复数据删除系统的核心组件。传统哈希索引在面对持久内存(PMem)时,由于存储流量放大和内存效率低下,难以充分利用其大容量和持久...
Lucene倒排索引原理
Published : 2010-01-06
Categories :
Big data
Tags :
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Index
Lucene
Lucene是一个高性能的java全文检索工具包,它使用的是倒排文件索引结构。该结构及相应的生成算法如下:
0)设有两篇文章1和2
文章1的内容为:Tom lives in Guangzhou,I l...
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