(Raymond Camden) A user asked me if it was possible to backup and restore a MySQL database from ColdFusion.
Tag: Open Source
How to make MySQL replication reliable
(Xaprb) MySQL statement-based replication is widely discussed, but I haven’t seen much about how to design a replication setup for low downtime and easy administration. Statement-based replication has inherent shortcomings experienced MySQL users know to avoid, but rarely write about. This article e
Convert A MySQL Injection Script For Use In Microsoft SQL Server
(Lucas Green) MySQL Server is the most widely used database management system in the world, primarily because it is open source and free.
MySQL GROUP BY and DISTINCT Oddity
(Alex Gorbachev) At the end of my last MySQL post I mentioned strange behavior with GROUP BY and DISTINCT. In Oracle such constructions are not valid and produce an error.
TMP_TABLE_SIZE and MAX_HEAP_TABLE_SIZE
(Peter Zaitsev) We all know disk based temporary tables are bad and you should try to have implicit temporary tables created in memory where possible, do to it you should increase tmp_table_size to appropriate value and avoid using blob/text columns which force table creation on the disk because MEM
Interview with Andrey ‘Poohie’ Hristov, Developer at MySQL AB
(Lenz Grimmer) One of the new features in upcoming MySQL 5.1 Server will be the Event Scheduler. This feature was implemented by Andrey Hristov within the scope of a master’s thesis for the University of Applied Sciences in Stuttgart. We incorporated his contribution into our code base – you can rea
Open Source Licensing: BSD and GPL
(Dru Lavigne) There are nearly 60 licenses which have been approved as meeting the Open Source definition. In today’s post I’ll talk about the originating philosophies behind two of the better known licenses, the BSD and GPL.
Creating a MySQL Abstraction Layer with Bridge Classes in PHP 5
(Alejandro Gervasio) If learning how to incorporate creational design patterns into your own PHP 5 applications is a high-priority topic for you, then this set of comprehensive articles might be what you’re looking for. Welcome to the concluding installment of the series “Using Bridge Classes with P
Performance impact of complex queries
(Peter Zaitsev) What is often underestimated is impact of MySQL Performance by complex queries on large data sets(ie some large aggregate queries) and batch jobs. It is not rare to see queries which were taking milliseconds to stall for few seconds, especially in certain OS configurations, and on lo
Using EXPLAIN EXTENDED to see view query rewrites
(Guy Harrison) At the MySQL Mini Conference in Sydney this week we discussed how to use EXPLAIN EXTENDED to view the rewrites undertaken by the MySQL optimizer. IN particular, to see if MySQL performs a merge of the query into the view definition, or if it creates a temporary table.
