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- What are the traditional relational databases?
- Traditional relational database refers to a database that uses a relational model to organize data. It stores data in the form of rows and columns. Common databases include Oracle, DB2, PostgreSQL, Microsoft SQL Server, Microsoft Access, MySQL, Inspur K-DB and other databases.
- Common Problem . nosql 14407 2020-07-03 16:45:30
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- What are the characteristics of nosql database
- The characteristics of nosql database are: 1. Easy to expand; 2. Large data volume and high performance; 3. Flexible data model; 4. High availability. There are many types of NoSQL databases, but they all have a common feature, that is, they all remove the relational characteristics of relational databases.
- SQL . nosql 35226 2020-07-03 11:05:00
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- What are non-relational databases?
- Non-relational databases include: 1. MongoDB, which is a document-oriented open source NoSQL database; 2. Cassandra, which was developed by Facebook for inbox search; 3. Redis, which is the most famous key-value store.
- SQL . nosql 37381 2020-07-01 15:24:49
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- Redis persistence configuration (picture and text introduction)
- Redis is an open source, highly available non-relational database (NoSQL, not just a database) key-value database written in C language. Different from traditional databases, redis data is stored in memory, so the read and write performance is not generally high and can reach 100,000 operations per second.
- SQL . nosql 3051 2020-06-17 16:40:01
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- The difference between non-relational and relational databases
- The difference between non-relational and relational databases: 1. The latter is in tabular format, so it is stored in the rows and columns of the data table, while the former is not suitable for storage in the rows and columns of the data table, but is combined in large chunks Together; 2. The former supports fine-grained control of transaction atomicity and is easy to roll back transactions, while the latter can use transaction operations, but is incomparable to the former in terms of stability.
- Common Problem . nosql 3602 2020-06-02 15:37:05
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- How MySQL uses sharding to solve the storage problem of 50 billion data
- This is a technical study of how we split data across multiple MySQL servers. We completed this sharding approach in early 2012, and it's still the system we use to store core data today.
- Mysql Tutorial . nosql 3727 2020-05-22 11:40:27
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- What are Yii and Redis?
- Yii is a component-based high-performance PHP framework for developing large-scale Web applications. Yii is written in strict OOP and has complete library references and comprehensive tutorials; redis is a high-performance key-value database that is completely It is open source and free, and redis is a NOSQL database.
- YII . nosql 2775 2020-03-19 11:39:56
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- Which PHP Guilin training institution is better?
- It can be investigated from the following five aspects: 1. Brand effect. 2. Curriculum system. 3. Teachers. 4. Employment security. 5. Practical projects.
- Common Problem . nosql 2423 2023-05-17 21:12:01
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- PHP primary training course tutorial content
- 1. Basic knowledge of PHP 2. Common process control 3. Functions 4. Arrays 5. Classes and objects 6. Session management 7. GD library 8. Error debugging and exception handling 9. Regular expressions
- Common Problem . nosql 2532 2023-05-17 19:57:01
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- What are the training courses for PHP programmers?
- PHP programmer training courses include: 1. HTML basics; 2. CSS basics; 3. JavaScript basics; 4. jQuery learning; 5. Nodejs learning; 6. Responsive layout learning; 7. PHP basics; 8. PHP environment construction; 9. PHP session control; 10. Database usage, etc.
- Common Problem . nosql 3694 2023-05-17 19:51:01
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- What does php training school mean?
- PHP training school is a school or institution that specializes in training PHP technology. PHP, a nested abbreviation name, is the abbreviation of English Hypertext Preprocessing Language (PHP: Hypertext Preprocessor).
- Common Problem . nosql 3501 2023-05-17 19:36:02
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- PHP quick start training content introduction
- In the early stage of learning, the most important basic knowledge of WEB front-end, such as html5/css3/java/jquery, is to have a simple understanding. You can write basic WEB front-end static pages through html5+div+css3. Recommend several mainstream WEB front-end frameworks, such as bootstrap and so on.
- Common Problem . nosql 2946 2023-05-18 12:54:01
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- PHP skills training content
- The following is an introduction to the PHP training content of Band of Brothers for reference only. Essential Web technologies: After graduation, you can develop a complete set of dynamic website project case-based teachings to enter the field of Web project development in the shortest time; writing the front-end user interface layout is HTML5+CSS3.
- Common Problem . nosql 2766 2023-05-18 12:39:01
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- Detailed explanation of how PHP optimizes MySQL tens of millions of tables
- First of all, using Mysql to store hundreds of billions of data is indeed a very big challenge. A single Mysql table can indeed store 1 billion levels of data, but the performance is very poor at this time. A large number of experiments in the project have proven that the capacity of a single Mysql table is around 5 million, and the performance is at its best.
- PHP Tutorial . nosql 3240 2023-04-08 10:12:01
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- Some common redis interview questions (with answers)
- Redis is completely open source and free, complies with the BSD protocol, and is a high-performance key-value database. This article introduces some common redis-related interview questions and the answers to these interview questions. I hope it will be of some help to you.
- Redis . nosql 6925 2020-08-05 16:02:18
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