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Introduction to common commands of postgresql

Common commands for postgresql include \l, \d, \d5, \di, \ds, \dv, \df, \dn, \db, \dg, \dp, \c, \pset, show search_path, ALTER TABLE, INSERT INTO, UPDATE, DELETE FROM, SELECT, etc. If you want to know more about postgresql, you can read the articles below this topic.

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postgresql technology Fragmentation mysql: partition postgresql: partition mysql Data management Database requirements Optimization tips

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Introduction to common commands of postgresql

What are the commonly used commands in postgresql?

Commonly used commands include \l, \d, \d5, \di, \ds, \dv, \df, \dn, \db, \dg, \dp, \c, \pset, show search_path, ALTER TABLE, INSERT INTO , UPDATE, DELETE FROM, SELECT, etc. Detailed introduction: 1. \l: used to view all databases, templates, etc. on the server; 2. \d: used to view all data tables in the specified database; 3. \d5, etc.

Nov 20, 2023 pm 05:52 PM

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The difference between MySQL and PostgreSQL

In this article, we will understand the differences between MySQL and PostgreSQL. MySQL is a relational database management system. It is a product developed by Oracle Corporation. It supports Windows, MacOSX, Linux, BSD, UNIX, z/OS, Symbian, AmigaOS. Cannot be expanded. In this system, the phpMyAdmin tool provides the GUI. Mysqldump and XtraBackup provide backup in MySQL. It provides temporary tables. It does not provide materialized views. It does not provide DataDomain objects to the system. It does not provide DataDomain objects to the system. p>Post

Sep 08, 2023 am 10:33 AM

Understand the partitioning and sharding technology of MySQL and PostgreSQL

Understand the partitioning and sharding technology of MySQL and PostgreSQL Summary: MySQL and PostgreSQL are two common relational database management systems (RDBMS). They both provide partitioning and sharding technology to optimize data storage and query efficiency. This article will introduce the basic concepts of partitioning and sharding in MySQL and PostgreSQL, as well as show some sample code to illustrate how to use these technologies. 1. MySQL partitioning technology The concept of partitioning MySQL’s partitioning technology is to

Jul 14, 2023 pm 09:41 PM

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Best practices for data management with MySQL and PostgreSQL

Best Practices for Data Management with MySQL and PostgreSQL Databases are an integral part of modern software development. When choosing a database management system (DBMS), MySQL and PostgreSQL are two open source options that have attracted much attention and use. This article will describe how to implement some best practices for managing data in MySQL and PostgreSQL, and provide some code examples. Database Design and Paradigms Good database design is the basis for ensuring data management. A sort of

Jul 13, 2023 am 10:58 AM

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MySQL vs. PostgreSQL: Which is better for your database needs?

MySQL vs. PostgreSQL: Which is better for your database needs? Overview: When developing and managing applications, choosing the right database management system is important for data storage and access. This article will introduce two common relational database management systems: MySQL and PostgreSQL, and discuss their applicability in different scenarios. By comparing their features and functionality, you can better understand which database management system is right for your needs. MySQL: MySQL is a popular open source

Jul 13, 2023 pm 05:22 PM

mysql postgresql Database requirements

MySQL and PostgreSQL: Performance comparison and optimization tips

MySQL and PostgreSQL: Performance Comparison and Optimization Tips When developing web applications, the database is an indispensable component. When choosing a database management system, MySQL and PostgreSQL are two common choices. They are both open source relational database management systems (RDBMS), but there are some differences in performance and optimization. This article will compare the performance of MySQL and PostgreSQL and provide some optimization tips. Performance comparison comparing two database management

Jul 13, 2023 pm 03:33 PM

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