摘要:
where (条件1)and (条件2 or 条件3 or 条件4) = where (条件1 and 条件2)or (条件1 and 条件3) or (条件1 and 条件4) 结果 是这样的 WHERE ( birthdate between ? and ? and username like 阅读全文
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原因是:在创建实体类的时候吧date类型写成data导致类型不匹配 Type handler was null on parameter mapping for property 'createTime'. It was either not specified and/or could not b 阅读全文
摘要:
oracle数据库: Java代码 SELECT * FROM user WHERE name like CONCAT('%',#,'%') 或 Java代码 SELECT * FROM user WHERE name like '%'||#||'%' SQLServer数据库: Java代码 SE 阅读全文
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Result Maps collection already contains value for com.zhaike.mapping.ChapterMapper.BaseResultMap Error creating bean with name 'courseController': Uns 阅读全文
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TestGenerator public class TestGenerator { public static void main(String[] args) throws Exception { List<String> warnings = new ArrayList<String>(); 阅读全文