MariaDB Cookbook by Daniel Bartholomew

By Daniel Bartholomew

A pragmatic cookbook, full of complicated recipes , and lots of code and instructions used for illustration,which will make your studying curve effortless and quick.

This ebook is for someone who desires to research extra approximately databases in most cases or MariaDB particularly. a few familiarity with SQL databases is thought, however the recipes are approachable to just about an individual with easy database skills.

http://www.amazon.com/MariaDB-Cookbook-Daniel-Bartholomew/dp/1783284390

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Additional resources for MariaDB Cookbook

Example text

The name is case insensitive, so when referring to it we can use CASSANDRA, Cassandra, cassandra, or even CaSsAnDrA if we want. The filename, on the other hand, is case sensitive if our underlying filesystem is case sensitive. 34 Chapter 2 INSTALL SONAME versus INSTALL PLUGIN The INSTALL SONAME command is just a variation of the INSTALL PLUGIN command. The main difference is that INSTALL PLUGIN requires two sets of information, the name and the filename, and INSTALL SONAME just needs the filename.

2. Enable the extended keys optimization with the following command: SET GLOBAL optimizer_switch='extended_keys=on'; 3. ini file (or to an existing [mysqld] section): [mysqld] 4. optimizer_switch = 'extended_keys=on' verifies that extended_keys is set to on with the following command: SHOW VARIABLES LIKE 'optimizer_switch'\G How it works... cnf config file. In this way, we turn the feature on, and then ensure that it stays on, without having to restart MariaDB. There's more... Many InnoDB or XtraDB tables have more than one key, for example, a primary key on the id column and a secondary key on the username column.

Two commands are run by the recipe. The first command runs only once a week, and it checks every database and autorepairs any problems it finds. The second command runs every other day of the week and optimizes the tables in every database. There's more… The mysqlcheck program has many options. com/kb/en/ mysqlcheck/ or run the command with --help for a complete list. One thing to note is that the --analyze (-a), --check (-c), --optimize (-o), and --repair (-r) options are exclusive. Only the last option on the command line will be used.

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