mysql的配置文件my.ini
# MySQL Server Instance Configuration File
# ----------------------------------------------------------------------
# Generated by the MySQL Server Instance Configuration Wizard
#
#
# Installation Instructions
# ----------------------------------------------------------------------
#
# On Linux you can copy this file to /etc/my.cnf to set global options,
# mysql-data-dir/my.cnf to set server-specific options
# (@localstatedir@ for this installation) or to
# ~/.my.cnf to set user-specific options.
#
# On Windows you should keep this file in the installation directory
# of your server (e.g. C:\Program Files\MySQL\MySQL Server X.Y). To
# make sure the server reads the config file use the startup option
# "--defaults-file".
#
# To run run the server from the command line, execute this in a
# command line shell, e.g.
# mysqld --defaults-file="C:\Program Files\MySQL\MySQL Server X.Y\my.ini"
#
# To install the server as a Windows service manually, execute this in a
# command line shell, e.g.
# mysqld --install MySQLXY --defaults-file="C:\Program Files\MySQL\MySQL Server X.Y\my.ini"
#
# And then execute this in a command line shell to start the server, e.g.
# net start MySQLXY
#
#
# Guildlines for editing this file
# ----------------------------------------------------------------------
#
# In this file, you can use all long options that the program supports.
# If you want to know the options a program supports, start the program
# with the "--help" option.
#
# More detailed information about the individual options can also be
# found in the manual.
#
#
# CLIENT SECTION
# ----------------------------------------------------------------------
#
# The following options will be read by MySQL client applications.
# Note that only client applications shipped by MySQL are guaranteed
# to read this section. If you want your own MySQL client program to
# honor these values, you need to speci
相关文档:
1.在ORACLE中用select * from all_users显示所有的用户,而在MYSQL中显示所有数据库的命令是show
databases。对于我的理解,ORACLE项目来说一个项目就应该有一个用户和其对应的表空间,而MYSQL项目中也应该有个用户和一个库。在
ORACLE(db2也一样)中表空间是文件系统中的物理容器的逻辑表示,视图、触发器和存储过程也可 ......
今天为了安装MySQl,搞了5个多钟,中午饭都没吃,先是start service 不通过,再是Apply security settings 不通过(报了个1045的Error),后来终于TMD的搞到它通过了,解决办法如下:
《第一种成功,第二和第三种没试》,第二和第三是别人提供的。
方法一:
1, 卸载MySQL
2, 删除目录 C:\Documents and Settings\用户名 ......
一. 建表与初始化数据
在mysql的test数据库中建立一张新表:tbl_user,建表语句如下:
DROP TABLE IF EXISTS `user`;
CREATE TABLE `tbl_user` (
`userid` varchar(50) NOT NULL,
`name` varchar(50) default '',
`blog` varchar(50) default '',
  ......
Timestamp翻译过来也叫“时间戳”,可以包含“年-月-日-时-分-秒-毫秒”,是java.util.Date下的一个子类。如果想实现向Mysql中插入带有时分秒的时间,在表结构里需要指定字段类型为DateTime,Java程序里在获取系统时间后需要转换为时分秒的格式,再转换为Timestamp即可,如下所示:
Date dt = new Dat ......
转载请注明作者和出处
http://www.cnlinux.net
一、介绍
========
测试环境:
Server1:ndbd 192.168.0.11
Server2:ndbd 192.168.0.12
Server3:mysqld --ndb-cluster 192.168.0.13 (ndbd_mgm ndbd_mgmd也在本机)
操作系统均为
RH ES3
kernel-2.4.21-9.EL
glibc-2.3.2-95.6
所需软件包:
mysql-max-5.0.22-lin ......