原文:https://blog.csdn.net/tian_ciomp/article/details/51339635 在ubuntu更新时,出现错误E: Some index files failed to download, they have been ignored, or old one Read More
今天在java mybatis项目中遇到一个问题,“java mybatis Column 'AAA' in where clause is ambiguous”, 这是由于在多表连接查询的时候,遇上有相同的字段,这个需要设置一下表名的前缀: 例: select * from lw_table lt Read More