rename column name postgresql

(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

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

Transferred from: http://blog.csdn.net/qpengyanting123/article/details/7497556(1) User utility program:Createdb Create a new PostgreSQL database (and the SQL statement: Create DATABASE is the same)CreateUser Create a new PostgreSQL user (and SQL

Since MySQL was acquired by Oracle, PostgreSQL has become the first choice for open-source relational databases.This article describes the installation and basic usage of PostgreSQL for first-time users to get started. The following is based on the

Goodbye to MongoDB, hello PostgreSQL Olery was founded almost five years ago. It started with the single product (Olery Reputation) developed by Ruby proxy. Over time, we began to work on a series of different products and applications. Today, our

PostgreSQL has become the first choice for open source relational databases since it was acquired by Oracle. This article introduces the installation and basic usage of PostgreSQL for the first time users. The following content is based on the

In-depth interpretation of sequences in PostgreSQL and their related functions, and interpretation of postgresql I. Introduction A sequence object (also called a SEQUENCE generator) is a special single-row table created using create sequence. A

Since MySQL was acquired by Oracle, PostgreSQL has gradually become the first choice for Open Source relational databases.This article introduces the installation and basic usage of PostgreSQL for the first time users. The following content is based

Since MySQL was acquired by Oracle, PostgreSQL has become the first choice for open-source relational databases.This article describes the installation and basic usage of PostgreSQL for first-time users to get started. The following is based on the

Since MySQL was acquired by Oracle, PostgreSQL has become the first choice for open-source relational databases. This article describes the installation and basic usage of PostgreSQL for first-time users to get started. The following is based on the