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https://dev.mysql.com/doc/refman/9.7/en/faqs-migration.html
Where can I find information on how to upgrade or downgrade MySQL? A.8.1. Where can I find information on how to upgrade or downgrade MySQL? For detailed upgrade information, see Chapter 3, Upgrading MySQL. Do not skip a major version when ...
https://dev.mysql.com/doc/refman/9.7/en/faqs-security.html
Where can I find documentation that addresses security issues for MySQL? A.9.2. Is SSL support built into MySQL binaries, or must I recompile the binary myself to enable it? A.9.5. Does MySQL include support for Roles Based Access Control (RBAC)? ...
https://dev.mysql.com/doc/refman/9.7/en/faqs-sql-modes.html
What is the default server SQL mode when MySQL 9.7 is installed? A.3.1. What are server SQL modes? Server SQL modes define what SQL syntax MySQL should support and what kind of data validation checks it should perform. This makes it easier to use ...
https://dev.mysql.com/doc/refman/9.7/en/federated-description.html
When you create a table using one of the standard storage engines (such as MyISAM, CSV or InnoDB), the table consists of the table definition and the associated data. When you create a FEDERATED table, the table definition is the same, but the ...
https://dev.mysql.com/doc/refman/9.7/en/full-disk.html
This section describes how MySQL responds to disk-full errors (such as “no space left on device”), and to quota-exceeded errors (such as “write failed” or “user block limit reached”). If there is enough space, it continues as if nothing ...
https://dev.mysql.com/doc/refman/9.7/en/fulltext-restrictions.html
Full-text searches are supported for InnoDB and MyISAM tables only. The exception is that for Unicode, the utf8mb3 or utf8mb4 character set can be used, but not the ucs2 character set. Although FULLTEXT indexes on ucs2 columns cannot be used, you ...
https://dev.mysql.com/doc/refman/9.7/en/function-optimization.html
A function is nondeterministic if, given fixed values for its arguments, it can return different results for different invocations. If a function is tagged nondeterministic, a reference to it in a WHERE clause is evaluated for every row (when ...
https://dev.mysql.com/doc/refman/9.7/en/get-diagnostics.html
GET [CURRENT | STACKED] DIAGNOSTICS { statement_information_item [, statement_information_item] ... (You can also use SHOW WARNINGS or SHOW ERRORS to see conditions or errors.) No special privileges are required to execute GET DIAGNOSTICS. The ...
https://dev.mysql.com/doc/refman/9.7/en/group-by-modifiers.html
The GROUP BY clause permits a WITH ROLLUP modifier that causes summary output to include extra rows that represent higher-level (that is, super-aggregate) summary operations. ROLLUP thus enables you to answer questions at multiple levels of ...
https://dev.mysql.com/doc/refman/9.7/en/group-replication-bootstrap.html
The process of starting a group for the first time is called bootstrapping. The bootstrap should only be done by a single server, the one that starts the group and only once. This is why the value of the group_replication_bootstrap_group option was ...