IWA technology loads the records from a data warehouse star schema into memory in a compressed format, and organizes the data using new columnar storage technology.
IWA技术以压缩格式将数据仓库星型架构中的记录载入内存，并使用新的列存储技术来组织数据。
2
Small XML documents that occupy less than 32kb of storage space can be inlined with any relational data present in the same row, and the entire row can be compressed.
This paper analyzes Chinese full-text retrieval technologies based on compressed inverted file, including data compression, file storage, searching and ranking mechanisms.