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安装sudo pacman -S mysql配置#初始化sudo mysql_install_db --user=mysql --basedir=/usr --datadir=/var/lib/mysql#启动sudo systemctl start mariadb#设置密码mysql_secure_installation#设置开机启动sudo systemctl enable mysqld

1.下载postgresql-11.2.tar.gz2.解压tar -xvzf postgresql-11.2.tar.gz3.进入解压目录 cd postgresql-11.24.检测安装平台的目标特征./configure --prefix=/opt/postgresql5.编译make6.安装sudo make install7.添加用户&新用户相关...

原码import pymongoimport datetimeclient=pymongo.MongoClient() #建立连接db=client.papers #获取数据库collection=db.books # 获取集合#插入文档book={ "author":"Mike", "text":"My first book!", ...

报错 File "/home/as/anaconda3/envs/superset/lib/python3.4/site-packages/sqlalchemy/orm/query.py", line 2855, in __iter__ return self._execute_and_instances(context) File "/home/as/anaconda3/e...

报错Traceback (most recent call last): File "/home/as/anaconda3/envs/superset/bin/superset", line 12, in <module> from superset.cli import manager File "/home/as/anaconda3/envs/superse...

登录mysql -u root -p退出exit;quit;\q;列出数据库SHOW DATABASES;创建数据库create database 数据库名;删除数据库DROP DATABASE 数据库名;选择数据库use 数据库名;创建表create table 表名称;

问题：Complete output from command python setup.py egg_info: Traceback (most recent call last): File "<string>", line 1, in <module> File "/tmp/pip-build-c_y6ttgr/MySQL-py...

sudo apt-get install python-pipsudo apt-get install libmysqlclient-devsudo pip install mysql-python

sudo apt-get install mysql-serverapt-get install mysql-clientsudo apt-get install libmysqlclient-dev登入mysql -u root -p