mysql关系型数据库

• 初识数据库 ：https://www.cnblogs.com/Bottle-cap/articles/10121368.html
• 数据库表操作：https://www.cnblogs.com/Bottle-cap/articles/10133561.html
• 数据库—数据操作：https://www.cnblogs.com/Bottle-cap/articles/10145286.html
• mysql 索引原理：https://www.cnblogs.com/Bottle-cap/articles/10358010.html
• 使用python操作mysql 数据库:https://www.cnblogs.com/Bottle-cap/articles/10357972.html

Redis非关系型数据库:

Redis基础：https://www.cnblogs.com/Bottle-cap/articles/10501635.html

Redis发布订阅：https://www.cnblogs.com/Bottle-cap/articles/10507288.html

redis持久化RDB与AOF:https://www.cnblogs.com/Bottle-cap/articles/10508061.html

redis不重启，切换RDB备份到AOF备份:https://www.cnblogs.com/Bottle-cap/articles/10508092.html

redis 主从同步：https://www.cnblogs.com/Bottle-cap/articles/10508236.html