mysql数据库的相关内容

问答 2016-02-15 来自：开发者社区

mysql每个数据库能否设置不同目录？

mysql默认将数据库建在data目录下对应的数据库名的文件夹之中，是否可以将数据库建在任意目录下？

问答 2016-02-14 来自：开发者社区

MYSQL在一台主机的数据库上查询数据，在另外一台上插入，如何实现？

求高手解决问题现在比如我有两个主机主机1：192.168.1.110和主机2192.168.1.111主机1和主机2上面有都有数据库test_db里面有数据表test_table现在要进行这样的操作从主机2的test_db中的表test_table中取数据然后，插入到主机1中的相应的表中该怎么操作

问答 2016-02-14 来自：开发者社区

MySQL导出数据库为SQL文件如何写？

将MySQL中的数据导出为SQL文件，应该用什么命令啊？网上查到的资料，比如“导出数据库：mysqldump -u 用户名 -p 数据库名 > 导出的文件名如我输入的命令行:mysqldump -u root -p news > news.sql (输入后会让你输入进入MySQL的密码)（如果导出单张表的话在数据库名后面输入表名即可），我运行了几次，都不能成功。

问答 2016-02-13 来自：开发者社区

请问MySql Tungsten Replicator适合企业数据库使用吗？

问下Mysql引擎Tungsten 做多主一从复制稳定吗？适合企业级使用吗？

问答 2016-02-13 来自：开发者社区

现在用的是mysql5.5.21，打算升级一下（重新安装一个5.5高版本的），里面有一堆数据库，如何比较方便的转移到新安装的库下面？我查了下数据库文件在C:Documents and SettingsAll UsersApplication DataMySQLMySQL Server 5.5data下，是不是把这些文件备份后，等新版本安装后，复制过来就行了？新版本会不会自动识别？另外，我安装在D....

问答 2016-02-13 来自：开发者社区

php redis做mysql的缓存怎么异步redis同步到mysql数据库？

公司做抽奖或者红包活动，总有人恶意大访问量请求，查询mysql去做重复验证在大并发上限制不住，总会有重复插入，会造成多发奖品。想用redis做mysql的缓存，但是现在遇到的问题是如何把redis的数据写回mysql，不可能每次校验的时候就写回mysql，那样的话根本没有解决问题。现在的想法是能否利用php，或者其他什么技术，定时将redis中的数据写回mysql。程序只与redis交互。希望能....

问答 2016-02-13 来自：开发者社区

在mysql中如何创建包括英文句号的数据库名？

如果创建带英文字符的数据库名mysql> create database xxx.com;Query OK, 1 row affected (0.00 sec)可是创建后在/var/var/mysql/下，数据库名显示是 xxx@002ecom。为神马在/var/var/mysql/下，文件夹名变成了xxx@002ecom？

问答 2016-02-13 来自：开发者社区

mysql随机获取数据库中的数据，如何做？

例如：如何从数据库里随机取得一条数据。 1 小明2 小花有时是小明，有时是小花如何写sql语句？

问答 2016-02-13 来自：开发者社区

使用navicat操作MySQL数据库能不能整个数据库搜索一条数据？

navicat只能单个表搜索吗？能不能整个数据库搜索一条数据？

问答 2016-02-12 来自：开发者社区

PHP+ MySql数据库设计中的特殊要求查询如何实现

表[user], 有字段[type]...type 表示 1:老人 2:学生 3:IT人士 4:老师type可以多选, 存入表时是用逗号(,)分隔的字符串例如[user] | [type]admin | 2,3zhouwenjun | 1,4现在要查询学生或者老人的用户，该怎么实现

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