MySql
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Exemple d'application PHP et MySQL : Niouzilla © Christophe Lauer - clauer@linux-france.org (Relu par Armel Fauveau et John Gallet) Un exemple concret : un site de publication de nouvelles Afin d’illustrer le développement d’applications Web dynamiques en PHP, nous allons construire des scripts qui nous permettront d’afficher, de saisir et de gérer des nouvelles, un peu à la façon de Slashdot (http://www.slashdot.org) ou encore de Linuxfr.org (http://linuxfr.org/news/). Bien entendu, les scripts que nous allons réaliser ne sont qu’un embryon d’application. De nombreuses améliorations pourraient être faites (gestions des erreurs, optimisations diverses, etc.).
Database operations often tend to be the main bottleneck for most web applications today. It’s not only the DBA’s (database administrators) that have to worry about these performance issues. We as programmers need to do our part by structuring tables properly, writing optimized queries and better code. Here are some MySQL optimization techniques for programmers. 1. Optimize Your Queries For the Query Cache
Whether you need to copy a test table to a production database, or you need to duplicate a table with only some selected rows or you just need to backup the original table, copying tables is a frequent task most of us regularly do. In this post we will see some quick methods to make copies of MySQL database tables. For these examples I’ve used the following table structure.
We use c lassic models database as the MySQL sample database to help you work with MySQL quickly and effectively. The classic models database is a retailer of scale models of classic cars database. It contains typical business data such as customers, products, sale orders, sale order line items and etc. It is used in our MySQL tutorials to demonstrate many features of MySQL.