在数据库领域中,全文检索解决了 like '%关键字%' 查询的性能瓶颈问题。传统的关系型数据库使用 like 进行模糊查询时,由于无法利用索引,需要对每行数据进行全表扫描,当数据量达到百万级别时,查询性能急剧下降。而全文检索通过建立倒排索引等机制,实现了亚秒级的检索响应。
Reticulocytes are immature red blood cells. A reticulocyte count is a test your doctor can use to measure the level of reticulocytes in your blood. It’s also known as a retic count, corrected ...