时间:2021-07-01 10:21:17 帮助过:142人阅读
遇到多条件查询时,只用框架自带的方法搞不定,只能自己写方法拼接
 EntityWrapper<YcejShopEntity> wrapper = new EntityWrapper<>();
            String queryStr = QueryUtils.toFuzzyQueryStr(username.toString());
            String filterSql = "(username like ‘" + queryStr+"‘ or username like ‘"+queryStr+"‘ )";
            wrapper.addFilter(filterSql);
Page<SysUserEntity> page = this.selectPage(
			new Query<SysUserEntity>(params).getPage(),
			wrapper
		);
工具类:
public static String toFuzzyQueryStr(String str){
        char[] chars = str.toCharArray();
        StringBuilder sb = new StringBuilder();
        if(chars.length > 0){
            sb.append("%");
        }
        for(int i=0;i<chars.length;i++){
            sb.append(chars[i]).append("%");
        }
        return sb.toString();
    }
打印结果如下:

Mybatis plus中一个框多条件查询 SQL拼接
标签:sele ryu 自带 框架 return filter 图片 ++ username