There are many reasons to install Windows Guest Additions for Oracle VM VirtualBox: mouse pointer integration, enable shared folders and clipboard, optimal video support, as well as generic host/guest communications. The most notable feature is the ability to resize...
If within a MySQL instance a schema name such as "#mysql#lost+found" or "#lost+found" is listed when the "show schemas" or “show databases” command is run, it's not a true schema but will appear when MySQL is installed in a root directory on a Linux server. At the...
There's often confusion over why MySQL users are created with a host of localhost in addition to a user created with wildcard, %, for their host. create user 'some_user'@'localhost' identified by 'some_password_here'; create user 'some_user'@'%' identified by...
MySQL binary logging is used for replication and also for point-in-time recovery of a MySQL database instance. It records any changes to database contents and may be recorded in a "statement-based" or "row-based" format. The default location to find the binary logs is...
When connection requests to a MySQL database from a given host are interrupted, MySQL keeps track of the number of successive interruptions in the host cache. MySQL will eventually block the host, giving them a message [1129] "Host 'host_name' is blocked because of...
Here at XTIVIA we have provided professional services many times to clients running into errors while restoring a MySQL database from a backup created with mysqldump. One specific error on import of a backup, Error 1227, reports "Access denied; you need (at least one...
Depending on your operating system and individual environments, the upgrade process can vary. Release notes should be reviewed for differences between database versions, which may affect your environment. Though we offer professional advice on how to upgrade MySQL 5.5...
Switching database engines—for instance, going from a MySQL-compatible database to an Amazon Aurora MySQL DB cluster—and migrating data can be a long and confusing process. For the purpose of offering a little clarity, this article will go through and highlight...
It can be helpful to compare and contrast two similar pieces of software, such as MySQL and MariaDB. Competition in the open business market often leads to innovation and breakthrough technology. Yet, when two competing companies go head-to-head, offering similar...
At XTIVIA, we have encountered the MySQL Error 1114, "table is full" on quite a few occasions. The description for the error is usually misleading as it implies that a table has reached or exceeded a maximum set limitation. Tables utilizing the InnoDB storage engine...