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https://dev.mysql.com/doc/refman/5.7/en/mysql-indexes.html
Indexes are used to find rows with specific column values quickly. Without an index, MySQL must begin with the first row and then read through the entire table to find the relevant rows. If the table has an index for the columns in question, MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-innodb-cluster-introduction.html
Important InnoDB Cluster does not provide support for MySQL NDB Cluster. This chapter introduces MySQL InnoDB Cluster, which combines MySQL technologies to enable you to deploy and administer a complete integrated high availability solution for ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-install-db.html
Important When mysql_install_db generates a random password for the administrative account, it is necessary after mysql_install_db has been run to start the server, connect using the administrative account with the password written to the ... Note ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-installer-catalog-dashboard.html
Upgrading MySQL Server Important server upgrade conditions: MySQL Installer does not permit server upgrades between major release versions or minor release versions, but does permit upgrades within a release series, such as an upgrade from 8.0.36 to ... This section describes the MySQL Installer product catalog, the dashboard, and other actions related to product selection and ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-installer-workflow.html
Important The caching_sha2_password authentication plugin on the server requires new versions of connectors and clients, which add support for the new MySQL 8.0 default authentication. MySQL Installer provides a wizard-like tool to install and ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-ssl-rsa-setup.html
Important mysql_ssl_rsa_setup helps lower the barrier to using SSL by making it easier to generate the required files. This program creates the SSL certificate and key files and RSA key-pair files required to support secure connections using SSL ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-tips.html
If it is important to have mysql terminate with an error if the connection has been lost, you can start the mysql client with the --skip-reconnect option. This section provides information about techniques for more effective use of mysql and about ...
https://dev.mysql.com/doc/refman/5.7/en/mysqlbinlog.html
Important These temporary files are not automatically removed by mysqlbinlog or any other MySQL program. The server's binary log consists of files containing “events” that describe modifications to database contents. To display their contents ...
https://dev.mysql.com/doc/refman/5.7/en/ndb-restore-to-different-version.html
Since it is possible to restore metadata and table data separately, you can in such cases restore the table schemas from a dump made using mysqldump, or by executing the necessary CREATE TABLE statements manually, then import only the table data ...
https://dev.mysql.com/doc/refman/5.7/en/null-values.html
For text file import or export operations performed with LOAD DATA or SELECT ... The NULL value means “no data.” NULL can be written in any lettercase. Treatment of \N as a synonym for NULL in SQL statements is deprecated as of MySQL 5.7.18 and ...