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https://dev.mysql.com/doc/refman/5.7/en/multiple-column-indexes.html
MySQL can create composite indexes (that is, indexes on multiple columns). For certain data types, you can index a prefix of the column (see Section 8.3.4, “Column Indexes”). MySQL can use multiple-column indexes for queries that test all the ...
https://dev.mysql.com/doc/refman/5.7/en/multiple-tables.html
The pet table keeps track of which pets you have. If you want to record other information about them, such as events in their lives like visits to the vet or when litters are born, you need another table. What should this table look like? It needs ...
https://dev.mysql.com/doc/refman/5.7/en/multiple-windows-command-line-servers.html
The procedure for starting a single MySQL server manually from the command line is described in Section 2.3.4.6, “Starting MySQL from the Windows Command Line”. To start multiple servers this way, you can specify the appropriate options on the ...
https://dev.mysql.com/doc/refman/5.7/en/myisam-optimization.html
To coalesce fragmented rows and eliminate wasted space that results from deleting or updating rows, run myisamchk in recovery mode: $> myisamchk -r tbl_name You can optimize a table in the same way by using the OPTIMIZE TABLE SQL statement.
https://dev.mysql.com/doc/refman/5.7/en/myisam-storage-engine.html
MyISAM is based on the older (and no longer available) ISAM storage engine but has many useful extensions. Table 15.2 MyISAM Storage Engine Features Feature Support B-tree indexes Yes Backup/point-in-time recovery (Implemented in the server, rather ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-limitations-multiple-nodes.html
The following are issues relating to the use of multiple MySQL servers as NDB Cluster SQL nodes, and are specific to the NDBCLUSTER storage engine: Stored programs not distributed. Stored procedures, stored functions, triggers, and scheduled events ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-replication-pitr.html
Point-in-time recovery—that is, recovery of data changes made since a given point in time—is performed after restoring a full backup that returns the server to its state when the backup was made. Performing point-in-time recovery of NDB Cluster ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-replication-preparation.html
Preparing the NDB Cluster for replication consists of the following steps: Check all MySQL servers for version compatibility (see Section 21.7.2, “General Requirements for NDB Cluster Replication”). To provide replication backup capability, you ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-installation-windows-path.html
Warning You must exercise great care when editing your system PATH by hand; accidental deletion or modification of any portion of the existing PATH value can leave you with a malfunctioning or even unusable system. To make it easier to invoke MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/mysqldump-stored-programs.html
The other options are disabled by default and must be specified explicitly to dump the corresponding objects. To disable any of these options explicitly, use its skip form: --skip-events, --skip-routines, or --skip-triggers.