MySQL is currently the most popular multi-threaded, Structured Query Language (SQL) database server. Most PHP websites use this database as their database backend. MySQL has very high execution performance, very fast running speed, and is very easy to use. It is a very popular database.
New features: # Partitioning of tables and indexes # Row level copy # MYSQL base group disk-based data support # MYSQL cluster replication # Enhanced full text search function # Enhanced information schema (data dictionary) # Pluggable API # Server log table # XML/XPath support # Instance manager #Table space backup # mysql_upgrade upgrade program # Internal task/event scheduler # New performance tools and options such as mysqlslap.