online blood query .use mysql as database.example of simple blood bank.

血库系统提供了常用的查询与统计功能，通过查询与统计可以查询出各种所需的信息以及日常报表，在此不再一一介绍。-Blood bank system provides a common query and statistical functions, search and statistic can be queried by various kinds of necessary information and daily reports, in this descr iption is no lon

queries for a blood bank in msSQL