• 2023-08-24瑞萨 --- error pe0.const overlaps .text
    1.更改代码编译优化等级。2.更新section配置。 
  • 2023-05-14MySQL8之JSON_OVERLAPS、JSON_CONTAINS
    表结构如下所示:CREATETABLE`test_json`(`id`bigintNOTNULLAUTO_INCREMENT,`name`varchar(32)NOTNULL,`age`intNOTNULL,`test_json_array`jsonNOTNULL,`test_json_object`jsonNOTNULL,`test_json_array_object`jsonNOTNULL,`custinfo
  • 2023-05-14MySQL8版本之json_keys、json_object、json_overlaps、json_pretty
    CREATETABLE`test_json`(`id`bigintNOTNULLAUTO_INCREMENT,`name`varchar(32)NOTNULL,`age`intNOTNULL,`test_json_array`jsonNOTNULL,`test_json_object`jsonNOTNULL,`test_json_array_object`jsonNOTNULL,`custinfo`jsonDEFAU
  • 2023-01-29「解题报告」ARC137F Overlaps
    首先有经典结论,两个实数随机变量相等的概率为\(0\)。那么在实数上随机若干个数,最后肯定会有一个顺序关系,而我们只关心这个顺序,所以可以把问题变成离散的。也就是我们现在
  • 2023-01-05postgresql/lightdb OVERLAPS 和 BETWEEN SYMMETRIC函数介绍
    PostgreSql/lightdb中有两个非常方便、有用的比较操作,OVERLAPS和BETWEENSYMMETRIC。1.OVERLAPS(重叠)OVERLAPS操作,用于检测两个日期范围是否重叠。举例:SELECT(