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mysql问题oracle
Oracle
,
MySQL
相关
问题
1.错误:Incorrect string value:'xF0x9F.' for column 'XXX' at row 1这个
问题
,原因是UTF-8编码...在
mysql
的安装目录下找到
my
.ini,作如下修改:[mysqld]character-set-server=utf8mb4[
mysql
]default-character-set=utf8mb4 修改后重启
Mysql
oracle
转向
mysql
遇到的
问题
在
oracle
里面有两个数据类型LONG RAW和number(,0)但是来到了
mysql
就创建不了表了。试过了,就是两个数据类型的原因。LONG RAW可以改成blob,number(,0)真心不知道怎么改。麻烦大家告诉一下。
通过
Oracle
来辅助
MySQL
数据
问题
的恢复
今天琢磨一个
问题
,在平时的工作中如果碰到一些不规范的操作,drop,truncate,delete,恢复起来还是很困难的,drop操作在
oracle
中如果开启了recycle bin还是基本安全的,delete操作可以借助flashback delete操作,可能有些更细微的操作...
mysql
oracle
分割字符函数的
问题
8:5;71:41;1:8;2:12;3:17;4:20 这样格式的字段 传一个冒号前面的值,输出冒号后面的值怎么实现
通过
oracle
类比
MySQL
中的字节字符
问题
而字节是计算机中存储数据的单元,一个8位的二进制数 如果对
Oracle
接触长了,再用
MySQL
,一个很纠结的地方就是汉字的存放,在
MySQL
中,汉字和字母都是平等对待的,都是按照字符来存放的。但是
Oracle
中却不然,可以聚个简单的例子。SQL>...
JFinal配置
Oracle
插件调用
Mysql
方法
问题
?报错
JFinal 你好,想跟你请教个
问题
:下载了@JFinal 的JFinal_demo_for_jsp-1.3,想换成
Oracle数据库
,结果发现配置插件黄色的地方方法调用的还是
Mysql
的方法,请赐教,谢谢。配置插件*/public void configPlugin(Plugins me){/配置C3p0
数据库
...
mysql
有这么多
问题
,为什么会选择从
oracle
迁移到
mysql
呢
问
:
mysql
有这么多
问题
,为什么会选择从
oracle
迁移到
mysql
呢 答:性价比高 by_张小贱
Kettle 8.1转
Oracle
到
MYSQL
报错,哪位大神看看怎么解决。空值引起的
问题
?报错
新手刚使用Kettle,今天迁移
Oracle
的表到
Mysql
的时候发现一个
问题
,导致数据无法迁移。请教一下大家怎么解决。谢谢。
Oracle
表结构如下
Mysql
表结构如下 现
Oracle
表中有一条数据如下:Kettle中的转换过程如下:执行转换过程报错,错误日志...
1
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云数据库RDS MySQL版
MySQL 是全球最受欢迎的开源数据库,阿里云MySQL版 通过深度的内核优化和独享实例提供稳定极致的数据库性能,同时灵活的部署架构及产品形态,可满足不同场景下的数据库需求。
了解详情
管理控制台
在线咨询
最新活动
MySQL 1年仅19.9元
数据库专场优惠
快速入门
帮助文档
快速入门
最佳实践
SaaS上云数据库
数据库客户案例合集
产品推荐
云数据库PolarDB
云原生数据仓库MySQL
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云数据库RDS MySQL版
MySQL 是全球最受欢迎的开源数据库,阿里云MySQL版 通过深度的内核优化和独享实例提供稳定极致的数据库性能,同时灵活的部署架构及产品形态,可满足不同场景下的数据库需求。
了解详情
管理控制台
在线咨询
最新活动
MySQL 1年仅19.9元
数据库专场优惠
快速入门
帮助文档
快速入门
最佳实践
SaaS上云数据库
数据库客户案例合集
产品推荐
云数据库PolarDB
云原生数据仓库MySQL