MySQL is the world’s most popular open source database, recognized for its speed and reliability, and is frequently used with PHP to create websites. The Electric Toolbox website uses MySQL as its database backend, and I have personally been using MySQL since 1999. In that time it has proven itself to me to be an extremely fast and reliable database management system, although the earlier versions lacked some features found in other database systems, such as stored procedures, triggers, sub selects and joined table updates. Most of these are available from the 4.1 and 5.0 releases.
If you are looking for MySQL databases – for example geographical databases, I suggest you take a look at SQL Dumpster
Sometimes you need to rename a table in MySQL. You either run an SQL query to do this or do it with phpMyAdmin if you don’t want to bother remembering the SQL to do so. This post looks at how to rename a table in MySQL either with a SQL query or using phpMyAdmin. The …
This post shows how to use the MySQL "SHOW TABLES FROM" SQL query to get a list of tables using PHP. This list could either be stored to an array or echoed out to web browser, command line etc.
It is possible to reset the auto increment value of a MySQL auto incremental primary key to a new value, either higher or lower than what it would otherwise next be. This post looks at how to do this using a MySQL query and also with phpMyAdmin. The following example changes the auto increment value …
There are a couple of ways to export data from MySQL to a CSV file (refer to my using mysqldump to save data to CSV files and export data to CSV from MySQL posts for details) but neither of them supports adding a header row to the CSV which contains the column names. This post looks at how to export the data from MySQL into a CSV file with PHP including a header row.
MySQL has a SQL query "SHOW INDEX FROM" which returns the indexes from a table. This post looks at some example usage of this query to get a list of indexes and a list of primary keys for a table with MySQL.
MySQL has a couple of options for exporting data: using the command line tool mysqldump (read my using mysqldump to save data to CSV files post for more details) and using a "SELECT … INTO OUTFILE" SQL query. This post looks at the latter to export data from MySQL into a CSV file.