资讯

IEEE14 天

A comparison of in-memory databases in Java application

Abstract: The performance of an information system is composed by several attributes, including proper database selection. In this article, we compare the performance of different in-memory databases ...
GitHub25 天

Error preparing statement. Cause: org.apache.shardingsphere.sql.parser.exception ...

`no viable alternative at input 'SELECTCOUNT(*)FROM(SELECTDATE_FORMAT(dr.date,'%Y-%m-%d')ASdate,t.staff_nameASstaffName,t.staff_idASstaffId,t.department ...