工学 查询转换 释 query translation 查询转换 当一个数据库模式被转换为另一数据库模式时，原查询处理操作也要进行相应的转换，使之与后一模式的语法一致的过程。
数据库 数据库管理系统及其实现技术 释文 query translation 查询转换
- Northern Engineering & Technology Corporation
- Northern Expeditionary Army
- Northern Expedition Campaign against Liao Dynasty in the Yongxi Era of Song
- northern fur seal
- northern galaxy
- Northern Grottoes
- Northern-Guangdong Subgroup of Tuhua Dialects
- Northern Guangdong tea-picking opera
- Northern-Guangxi Subgroup of Pinghua Dialects
- Northern Han
- northern hemisphere
- Northern Hill Poetry Commentary
- Northern Ireland
- northern Kunqu opera
- northern labrador tea
- northern lapwing
- northern latitude
- Northern Learning School
- Northern Liang
- northern light
- northern limit
- northern limit of eclipse
- Northern Mariana Islands
- Northern Media Research
- Northern-Min Subgroup Dialects