MySql引发运行此sql的ProgrammingErrorchildren.parent_uuid: (_mysql_exceptions.ProgrammingError) (1064, "You have an error in your SQL syntax; check the manualthat corres
如何检查MySQL数据库中是否存在数据?我已经设法获取了数据,但我只想知道如何获取:如果这些数据不存在。我当前的代码: connection.query(`select builduhcelo from practiceplayers where uuid = '${uuid}'`, function (select ironbuilduhcelo from practiceplayers where uuid = '${
在MySQL数据库中,我需要将一些UUID列(BINARY(16))转换为VARCHAR。我想以规范的形式,而不是以字节的形式来转换它们。在Postgres,这就足够了: ALTER COLUMN my_uuid_columnMySQL等效值返回一个错误string value: '\x.....' for column 'my_uuid_column' at row 1
即使它