create database if not exists

Simple mysql database operations required in php. Simple mysql database operations required in php, phpmysql1. database connection 1.1 use the windows command line to connect to the database server. Several DOS commands are not used in php in the

PHP learning-two ways to connect to MySQL: mysql. PHP learning-two ways to connect to MySQL, two ways to record the two ways PHP connects to mysql. First mock the data, you can execute the SQL. * Create a database * creat php learning-two ways to

Mysqldump usage database export mysqldump BitsCN.com Mysqldump usage database export The mysqldump client can be used to dump databases or collect databases for backup or transfer data to another SQL Server (not necessarily a MySQL server ). Dump

Shell to operate mysql database bitsCN.com Shell operations on mysql databases Mysql-hhostname-Pport-uusername-ppassword-e SQL statements related to mysql. you can operate mysql in shell without running mysql at a mysql prompt. #! /Bin/bash

Install. php used by phpfans message board The Code is as follows: /*************************************** ******** Program name: php fan message board* Performance: http://www.phpfans.net/guestbook/** Author: I am not a fish* Email: deng5765@16

PHP Study Notes: php network traffic statistics systemNote: the source of the Code is PHP and MySQL Web application development. Some of the Code has been modified and can be used after my tests. The IP address is displayed normally. My computer

Python Connection database learning DB-API details, pythondb-api Preface Everyone knows that if you want to connect to a database in Python, whether it is MySQL, SQL Server, PostgreSQL, or SQLite, the cursor method is used, so you have to learn

This article mainly introduces how to use Python to parse XML application instances through DOM and SAX. For the two parsing methods, Python has related modules available for use. For more information, see XML. DOM RequirementThere is a table with

Import data from RRD Database to MYSQL. 1. RRD Database and RRDTOOL indicates Round Robin Database. The design concept is to store data in the round-robin mode. After a period (which can be customized), new data will overwrite the original data.

Recently, the project database management system was migrated from SQLSERVER2000 to MySQL. Previously, the database management system was connected to SQLSERVER Based on ADO. After using the MySQL database management system, the database creation,

Ec (2); php creates data [cratedatabase] and clears the data table functionEbak_CreatDb ($ dbname, $ dbchar) {& nbsp; global $ empire, $ phome_db_ver; & nbsp; $ dbnameRepPostVar ($ dbname); & nbsp; if (! Trim ($ dbname) & nbsp ;{& nbsp; & nbsp

Because the utf8 character set is currently the most suitable character set for conversion between different character sets, although you may not be able to correctly view the content in the database on the command line tool, I still strongly

The default encoding of MySQL is Latin1, which does not support Chinese characters. To support Chinese characters, you must change the default encoding of the database to gbk or utf8.1. You need to log in as the root user to view the database

I want to know more about accessing the MySQL database. However, since I recently learned Python, I will use Python to implement it below. This includes creating databases. I want to know more about accessing the MySQL database. However, since I

Gentoo installation configuration pure-ftpd combined with Mysql permission verification process 1. Install pure-ftpd server # echo 'Net-ftp/pure-ftpd mysql'>/etc/portage/package. useGentoo automatically installs mysql on the local machine. # Emerge

After MySQL is installed, modify the encoding method. The default encoding of MySQL is Latin1, which does not support Chinese characters. You need to change the default encoding of the database to gbk or utf8 at noon. 1. You need to log in as the

This article mainly introduces the connection implementation method and precautions of the Python database. For more information about how to connect to the database in Python, first install several important things: (1) Python-dev

The question is: There are two tables with two fields for the news category table: nid (pk) sort there is a news content table with three fields cid (pk) nid (fk) title content requires you to select a news category using the drop-down list box and

The default encoding of MySQL is Latin1, which does not support Chinese characters. To support Chinese characters, you need to change the default encoding of the database to gbk or utf8, which is really troublesome, however, this article provides a

Comparison between two methods for connecting php to MySQL and phpmysql Record two methods for connecting PHP to MySQL. First mock the data, you can execute the SQL. /* Create database */create database if not exists 'test';/* select DATABASE */USE '