【mysql5.7和mysql5.6默认的sql_mode说明】教程文章相关的互联网学习教程文章

MySQL5.7登录报1045解决方式【图】

1045 Access denied for user ‘root‘@‘localhost‘ (using password:YES) 这个意思是说:用户“root”@本地主机的访问被拒绝 1、首先修改my.ini,在文件中加入skip-grant-tables,重新启动MySQL服务 2、cmd 输入 mysql -u root -p 出现enter password直接回车 3、use mysql 4、修改密码: update mysql.user set authentication_string=password(‘root@123456‘) where user=‘root‘ and host=‘localhost"; ...

mysql5.7报错: Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggregated...【代码】

今天,公司新购买了云服务器,要部署测试环境,测试时发现开发环境没问题,但测试环境却报错了,打开日志分析错误原因,原来时mysql5.7版本的sql_model默认配置了ONLY_FULL_GROUP_BY的原因。完整错误日志如下: ### Error querying database. Cause: com.mysql.jdbc.exceptions.jdbc4.MySQLSyntaxErrorException: Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggregated column ‘yb_platform_audit...

Centos7安装MySQL5.7和Redis6.0流水账【代码】

安装mysql 使用rpm包安装 yum remove mariadb-libs.x86_64 yum install perl rpm -ivh mysql-community-common-5.7.31-1.el7.x86_64.rpm rpm -ivh mysql-community-libs-5.7.31-1.el7.x86_64.rpm rpm -ivh mysql-community-client-5.7.31-1.el7.x86_64.rpm rpm -ivh mysql-community-server-5.7.31-1.el7.x86_64.rpm systemctl is-enabled mysqld systemctl start mysqld systemctl status mysqld # 查看密码 vi /var/log/mysql...

mysql5.7源码安装 for Linux

一、mysql5.7源码安装1.清除卸载原mysql[root@192 ~]# rpm -qa | grep mariadbmariadb-libs-5.5.60-1.el7_5.x86_64[root@192 ~]# yum -y remove mari*或者用rpm卸载[root@192 ~]#rpm -e --nodeps mariadb-libs-5.5.60-1.el7_5.x86_64[root@192 ~]# rm -rf /var/lib/mysql/* 1.解决依赖包并下载源码包至/home/soft/目录下yum -y install gcc gcc-c++ ncurses ncurses-devel cmake bisoncd /opt/mysql源码下载安装.note http://n...

mysql5.7 root密码重置

mysql5.7 root账号的密码忘记,重置(会删除数据,慎用!)此方法相当于重装。mysql需要在本机安装。 1、cmd命令行停掉mysql net stop mysql2、清除mysql安装目录下的data目录下的所有数据3、cmd执行: mysqld --initialize-insecure4、cmd命令行启动mysql net start mysql5、修改密码。为了省事儿,可以去navicat里面修改(此时账号root相当于没有密码)。mysql5.7 root密码重置标签:命令 cmd secure nav 安装 ...

阿里云Centos7 安装mysql5.7 报错:./mysqld: error while loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directory【代码】【图】

loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directory 检查是否安装libaiorpm -qa|grep libaio 若不存在,安装这个包即可yum install libaio-devel.x86_64 阿里云Centos7 安装mysql5.7 报错:./mysqld: error while loading shared libraries: libaio.so.1: cannot open shared object file: No such file or directory标签:阿里 dev color erro error info img ...

MySQL5.7 二进制安装

MySQL5.7 二进制安装教程 ①安装环境准备: Centos8 配置1核2G MySQL 版本:mysql-5.7.32-linux-glibc2.12-x86_64.tar.gz ②安装步骤 1:解压mysql压缩包到指定目录 tar zxvf mysql-5.7.32-linux-glibc2.12-x86_64.tar.gz -C /usr/local 2:添加用户 groupadd mysql useradd -r -g mysql -s /bin/flase mysql 3:创建数据目录 mkdir /opt/mysql 4:授权数据目录所属用户和组 chown mysql:mysql -R /opt/mysql 4:编辑配置文件/etc/my...

centos7下使用mysql安装包安装mysql5.7【代码】【图】

检查系统中有无安装过mysql rpm -qa|grep mysql//查询所有mysql 对应的文件夹,全部删除 whereis mysql find / -name mysql2、卸载CentOS7系统自带mariadb# 查看系统自带的Mariadb [root@CDH-141 ~]# rpm -qa|grep mariadb mariadb-libs-5.5.44-2.el7.centos.x86_64 # 卸载系统自带的Mariadb [root@CDH-141 ~]# rpm -e --nodeps mariadb-libs-5.5.44-2.el7.centos.x86_64 # 删除etc目录下的my.cnf ,一定要删掉,等下再重新建,之前...

docker安装mysql5.7【代码】【图】

1.安装mysql5.7 docker镜像 拉取官方mysql5.7镜像 docker pull mysql:5.7查看镜像库 docker images2.创建mysql容器 在本地创建mysql的映射目录 mkdir -p /root/mysql/data /root/mysql/logs /root/mysql/conf在/root/mysql/conf中创建 *.cnf 文件(叫什么都行) touch my.cnf创建容器,将数据,日志,配置文件映射到本机 docker run -p 3306:3306 --name mysql -v /root/mysql/conf:/etc/mysql/conf.d -v /root/mysql/logs:/logs -v /ro...

mysql5.7初始化密码报错 ERROR 1820 (HY000): You must reset your password using ALTER USER statement【代码】

mysql初始化密码常见报错问题 1,mysql5.6是密码为空直接进入数据库的,但是mysql5.7就需要初始密码 cat /var/log/mysqld.log | grep password2,然后执行 mysql -uroot -p ,输入上面的到的密码进入,用该密码登录后,必须马上修改新的密码,不然会报如下错误: mysql> use mysql; ERROR 1820 (HY000): You must reset your password using ALTER USER statement before executing this statement.3,如果你想要设置一个简单的测试...

win10下安装mysql5.7【代码】

我这里下载的是mysql-5.7.32-winx64 2.解压文件夹命名为:D:\soft\mysql57_host01 3.创建相应的目录D:\soft\mysql57_host01\confD:\soft\mysql57_host01\dataD:\soft\mysql57_host01\redologD:\soft\mysql57_host01\mysqllog\binlogD:\soft\mysql57_host01\mysqllog\logfileD:\soft\mysql57_host01\mysqllog\relaylog 4.将mysql bin目录添加到环境变量 5.初始化C:\Users\Administrator>mysqld --initialize --console --user=mysql ...

mysql5.7二进制包安装

shell> useradd -r -g mysql mysqlshell> cd /usr/localshell> tar zxvf /path/to/mysql-VERSION-OS.tar.gzshell> ln -s full-path-to-mysql-VERSION-OS mysqlshell> cd mysql ##如没有data目录,自建shell> mkdir mysql-filesshell> chmod 770 mysql-filesshell> chown -R mysql .shell> chgrp -R mysql .shell> bin/mysql_install_db --user=mysql #Before MySQL 5.7.6shell> bin/mysqld --initialize --user=mysql #MySQ...

Mysql5.7新特性【代码】

Mysql在被sun,继而被oracle收购之后,并没有被oracle这个巨人雪藏,反而近几年的发展速度极为之快,谁都知道,你oracle做不好mysql,开源的市场就会被别人取代,pg,MariaDB,percona server,如果说开源又不挣钱,我就只能呵呵了。这里我选的版本是最新的开发版,5.7.8.只为了看一下最新最近的技术,当然,这个版本是不可能被用到生产中去的,因为还不够成熟,还需要在实验室呆上很久,如果说mysql5.6已经做的够好了,那么mysql5...

mysql5.6和mysql5.7分配undo回滚段的区别

, 32 undo logs are reserved for use by temporary tables and are hosted in the temporary table tablespace (ibtmp1).To allocate additional undo logs for data-modifying transactions that generate undo records,innodb_undo_logs mustbe set to a value greater than 32 if undo logs are stored in the system tablespace only. If you have configured separate undo tablespaces, innodb_undo_logs mustbe set to a v...

Mysql5.7设定root密码【代码】

第一步 登入## 登入方案1 ## # 5.7默认会生成root初始密码文件 /root/.mysql_secret # 使用密码文件中的初始密码登入root身份,若成功则直接进行第三步## 登入方案2 ## # 如果应用未生成初始密码文件,则我们以安全模式启动mysql,并跳过身份验证,匿名登入 service mysqld stop mysqld_safe --skip-grant-tables &## 登入方案3 ## # 如果应用未安装mysqld_safe,则我们编辑mysql配置,改为跳过身份验证,匿名登入 # vim /etc/my.c...