Use MySQL Password Plug-in to Eliminate Account Weak Password

Since MySQL version 5.6.6, a password plug-in (validate_password) has been provided to check password strength and improve security. After the password plug-in is installed and enabled in the database, when creating user, alter user (version 5.7), grant and set password operations, the password will be verified to conform to the default passwo ...

Posted on Tue, 09 Apr 2019 14:33:31 -0700 by Thauwa

Query Function Design of Master-Slave Architecture in Database Cluster

Finding the cluster structure of the database instance, whether it is a master library or a slave library, according to any IP or domain name, is a common and essential function in DBA operation and maintenance. The function realization described in this paper has been applied in an Internet company. It is running steadily and continuously prov ...

Posted on Mon, 08 Apr 2019 21:12:31 -0700 by Yeodan

hibernate Notes Series (2) - - hibernate's Core API

Hibernate's core API Usually when we operate through hibernate, we follow the following process. Then I will explain each step. 1 public void testInsert() { 2 //(1) Instantiated Configuration Object Load Mapping File Load hibernate.cfg.xml 3 Configuration configuration = new Configuration().configure(); 4 ...

Posted on Mon, 08 Apr 2019 13:09:31 -0700 by thesmartone

How to Recover Data Quickly after MySQL Misoperation

Basically, every programmer who works with a database (and possibly your colleague) has a problem. How can MySQL roll back quickly after misoperation? For example, delete a table, forget to add restrictions, the whole table is gone. If this is the core business data of the online environment, it will be a big deal. It is very important to rol ...

Posted on Mon, 08 Apr 2019 10:51:31 -0700 by ktstowell

RecordsetPtr of ADO Interface

From: http://hi.baidu.com/%CE%D2%B6%CF%C1%CB%BC%C4%EE/blog/item/e057c526c6af6c29c995596e.html _ RecordsetPtr Intelligent Pointer, which is designed for operation through Recordset data base The pointer can be used to operate the records, fields and so on in the tables of the database through this interface. Make it clear: Databases and ...

Posted on Sun, 07 Apr 2019 22:12:31 -0700 by Rodis

Introduction to Amazon DynamoDB 6: query and scan

In the previous section, we introduced the creation and management of DynamoDB indexes. In this section, we will introduce the use of query and scan. Query Query SQL can use SELECT statements to query key columns, non-key columns, or any combination. The WHERE clause determines the row returned. The DynamoDB Query operation provides fast and ef ...

Posted on Sun, 07 Apr 2019 07:51:31 -0700 by spxmgb

Installation and Configuration of MYSQL under Windows of Learning Notes

Friendship Tip: When installing MySQL version 5.7 under Windows operating system, the service often fails to start, so it is recommended to install MySQL version 5.6 or MySQL version 5.5. (1) Download the installation package file. Official address: https://dev.mysql.com/downloads/mysql/ (2) Download the appropriate ZIP package according t ...

Posted on Sun, 07 Apr 2019 04:45:30 -0700 by arsenalfan14

Using Angular and TypeScript to Build Electron Applications (5)

This time we started to focus on how Angular builds front-end routing and logic. It is different from the way you used to be familiar with. At the same time, this part of the content is very rich. The original file structure changes with the change of routing. Please refer to this code change for your query. Commit. Before the new development, ...

Posted on Sat, 06 Apr 2019 16:45:31 -0700 by svguerin3

Using JQuery to Realize Checking User Names

Using JQuery to Realize Checking User Names The last one used Ajax to verify user names. If you don't know, you can read this one. Ajax Check User Name The effect is the same, but the code is a little bit more than Jquery. Now use jQuery to implement it. Create a new database with fields corresponding to html column names ...

Posted on Sat, 06 Apr 2019 12:09:31 -0700 by steveh62

django full-text search

haystack+whoosh Although sparrows are small, search engines are still indispensable. Otherwise, every time they have to match the database, django can easily achieve a search function through haystack search framework. whoosh uses python to write, but the performance is general but sufficient. Here we use this to start deployme ...

Posted on Thu, 04 Apr 2019 19:24:29 -0700 by double