postgresql sql script example

Postgresql installation and common error handling I. Installation instructions recently, due to business needs, I abandoned the mysql database that I have been using and started to switch to the postgresql database. Why should I choose postgresql?

How to install, configure, and use PostgreSQL I. Introduction to PostgreSQL 1. What is PostgreSQL? PostgreSQL database is currently the most powerful open-source database and supports a wide range of data types (such as JSON, JSONB, and array types)

The Linux release version is Ubuntu server 6.06, And the Ubuntu version is only 8.1. To be an early adopter, 8.2.0 has improved the compatibility based on the Windows platform to facilitate the conversion of the platform. At the same time, you can

This article mainly introduces some similarities between DB2 database development and PostgreSQL development in actual operations. What's more, I recently used DB2 databases and wrote some differences between them. Not necessarily true. But you can

Recently prepared for PostgreSQL database development related knowledge, this article summarizes the PPT content through the blog record sharing, this essay's main content is to introduce the PostgreSQL database basic information, and how to use the

(1) User PracticalityProgram: Createdb creates a new PostgreSQL database (same as SQL statement: Create Database) Createuser creates a new PostgreSQL user (same as SQL statement: create user) Dropdb deletes a database Dropuser: delete a user

According to my knowledge, three of the four domestic databases are developed based on PostgreSQL. In addition, because of the flexible license, anyone can use, modify, and distribute PostgreSQL for free for any purpose, whether it is private,

According to my understanding of the four domestic databases, three of which are based on PostgreSQL development. And, because of the flexibility of the license, anyone can use, modify, and distribute PostgreSQL for any purpose, whether for private,

The target of PostgreSQL is very similar to that of the current MySQL database. So what are the advantages of PostgreSQL? This article will be explained to you. This article introduces the basic concepts of PostgreSQL's transaction processing

Common postgresql commands (1) User utility: createdb creates a new PostgreSQL database (same as the SQL statement: CREATEDATABASE) createuser creates a new PostgreSQL user (same as the SQL statement: same as CREATEUSER) dropdb delete database