Tutorial - Introduction to Functions
Tutorial - Introduction to Functions In later tutorials, we'll be using functions a lot, so here's a basic introduction. What are functions? They are sections of scripts that allow you to do the same thing over and over again veryCiteste tot ... 403 cuvinte
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Tutorial - Indexes Part 2 - When to use them
Tutorial - Indexes Part 2 - When to use them Since we're getting great speed improvements, why don't we index everything we can? Before we go any further, there are some issues to be aware of when using indexes. AsCiteste tot ... 403 cuvinte
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Tutorial - Importing Files in PostgreSQL
Tutorial - Importing Files in PostgreSQL This part of the tutorial will show you how to use files within the database. We'll explore the advantages and disadvantages of doing this. Files outside a database AdvantagesCiteste tot ... 579 cuvinte
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Tutorial - Introduction to Switches
Tutorial - Introduction to Switches Switches are very useful alternatives to really big if statements. There isn't much of an introduction here, we'll jump right into them in detail. switch ($a) The first line: Citeste tot ... 160 cuvinte
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PhpMyAdmin Tutorial
PhpMyAdmin Tutorial PhpMyAdmin is web base software used for creating and maintaining MySQL databases. This tutorial is designed to get you starting with the basics of phpMyAdmin. You can access your MySQL account using phpMyAdmin usiCiteste tot ... 775 cuvinte
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Tutorial - Checking your data for errors
Tutorial - Checking your data for errors The first one that we could come across is a problem connecting to the database. $db = pg_connect('dbname=friends'); $query = 'SELECT * FROM friends'; $resCiteste tot ... 277 cuvinte
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Making A Basic Templating System
Making A Basic Templating System One of the most asked questions I get, is 'How do I make a basic templating system in php?' Okay, well it's not. Actually the most common questions I get is, 'Can you make a basiCiteste tot ... 563 cuvinte
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Tutorial - Introduction to Indexes
Tutorial - Introduction to Indexes Database indexes are very similar to book indexes, they are used to speed up retrieval of data. A book index lets you see where particular words are used in a book and a page number or numbCiteste tot ... 452 cuvinte
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Tutorial - Using Explain
Tutorial - Using Explain Now we've discovered the world of indexes and seen their obvious advantages, we need to look at when PostgreSQL uses those indexes to speed up queries and when it can't. We will look at the explainCiteste tot ... 579 cuvinte
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Tutorial - Data Retrieval with PostgreSQL
Tutorial - Data Retrieval with PostgreSQL We only have a small database so far, but we'll work on that. Since we only have 2 lines of data in our database, if you put $row = pg_fetch_row ($result,2); your output woulCiteste tot ... 535 cuvinte
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Tutorial - Referential Integrity
Tutorial - Referential Integrity Referential Integrity is an excellent way to stop discrepencies from entering your data. This is a really basic introduction tutorial to get you started with the idea of referential intCiteste tot ... 481 cuvinte
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Tutorial - Updating the data already in your database
Tutorial - Updating the data already in your database Well, we can now view our information, and add new information into our database. How do we change the information already there? <html> <body> &lCiteste tot ... 441 cuvinte
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Tutorial - Adding Data to your database
Tutorial - Adding Data to your database To do this with PHP, we need to use forms. Here is a basic form that we can use to do what we want. <html> <body> <form action='add.php' method='pCiteste tot ... 610 cuvinte
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Tutorial - Introduction to Object Oriented Programming
Tutorial - Introduction to Object Oriented Programming Objects in PHP are an easy way to manipulate a related set of data. They sort of provide an API (Application Programming Interface) - you don't need to know what's goinCiteste tot ... 364 cuvinte
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Use PostgreSQL and PHP on Windows
Use PostgreSQL and PHP on Windows I guess every SitePoint visitor has seen the words 'Database Driven Website Using PHP [1] & MySQL [2]' a million times. Something you don't see every day is the combination 'PHP & PosCiteste tot ... 2107 cuvinte
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Tutorial - Creating and Using Views
Tutorial - Creating and Using Views What are views? Views are simple ways of running and outputting selected data from complex queries in your database. Why are they useful? They save a lot of typing and effort, and present onlyCiteste tot ... 989 cuvinte
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Tutorial - Deleting the data in your database
Tutorial - Deleting the data in your database Why would this be useful? If we had a database of employees, and one left, we don't need their details anymore, so we can delete them from the database. First of all, we neCiteste tot ... 263 cuvinte
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Apache, PHP
Apache, PHP This document has two sections: basic and advanced. Both cover installing and configuring PHP for use with Apache. The basic section is exclusively Apache and PHP, while the advanced section covers Apache, PHP, and PostgreSQCiteste tot ... 4316 cuvinte
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Tutorial - Simplifying your scripts by including files
Tutorial - Simplifying your scripts by including files This comes in handy when you have the same information on all your pages, over and over again. For example, connecting to the same database, printing the same HTML aCiteste tot ... 292 cuvinte
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Introduction to PHP
Introduction to PHP PHP is very similiar to ASP. It's a server-side scripting language, which means the web-server does all the work, not the browser. This means it's pretty fast, and you can do pretty complex things fairly easilyCiteste tot ... 1298 cuvinte
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