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The characteristics and merits of MySQL and MongoDBHttp://www.cnblogs.com/eternal1025/p/5419905.htmlFirst, we analyze the characteristics and merits of MySQL and MongoDB. Here is the part of the PPT I used to do.Then analyze the application scenario, a. If you need to use MongoDB as back-end db instead of MySQL, where MySQL is parallel to MongoDB, then there are several scenarios in which this may be considered: (1) The part of MongoDB is stored in do

MySQL database account authorization management Analysis (1) (2 ). 1.1 who can connect and connect from there? You can allow a user to connect from a specific host or a series of hosts. There is an extreme. if you know that demotion is connected from a host, you can assign permissions 1.1 who can connect and connect from there? You can allow a user to connect from a specific host or a series of hosts. Ther

Public Account development (1), public development 4.1 sample code settings First download the php access code here. Configure the url address in the public number to point to the file code. You only need to change the custom token to complete the initial access. The public platform provides a php sample code: Http://mp.weixin.qq.com/mpres/htmledition/res/wx_sample.zip Download the package, decompress