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https://dev.mysql.com/doc/refman/5.7/en/sql-prepared-statements.html
Prepared Statements in SQL Scripts An alternative SQL interface to prepared statements is available. Metadata changes to tables or views referred to by prepared statements are detected and cause automatic repreparation of the statement when it is ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-reference.html
Audit Log Tables MySQL Enterprise Audit uses tables in the mysql system database for persistent storage of filter and user account data. The tables can be accessed only by users who have privileges for that database. The tables use the InnoDB ...
https://dev.mysql.com/doc/refman/5.7/en/backup-types.html
This type of backup is suitable for large, important databases that need to be recovered quickly when problems occur. Logical backups save information represented as logical database structure (CREATE DATABASE, CREATE TABLE statements) and content ... This section describes the characteristics of different types of ...
https://dev.mysql.com/doc/refman/5.7/en/bug-reports.html
If a database table is related to the problem, include the output from the SHOW CREATE TABLE db_name.tbl_name statement in the bug report. This is a very easy way to get the definition of any table in a database. You should also include the output ... Before posting a bug report about a problem, please try to verify that it is a bug and that it has not been reported already: Start by searching the MySQL online manual at ...
https://dev.mysql.com/doc/refman/5.7/en/condition-filtering.html
In join processing, prefix rows are those rows passed from one table in a join to the next. In general, the optimizer attempts to put tables with low prefix counts early in the join order to keep the number of row combinations from increasing ...
https://dev.mysql.com/doc/refman/5.7/en/faqs-triggers.html
Can a table have multiple triggers with the same trigger event and action time? A.5.11. Is it possible for a trigger to update tables on a remote server? A.5.12. Information about triggers can be obtained by querying the INFORMATION_SCHEMA.TRIGGERS ...Where can I find the documentation for MySQL 5.7 triggers? ...
https://dev.mysql.com/doc/refman/5.7/en/fulltext-natural-language.html
For each row in the table, MATCH() returns a relevance value; that is, a similarity measure between the search string and the text in that row in the columns named in the MATCH() list. The search must be performed using a full-text index scan rather ... By default or with the IN NATURAL LANGUAGE MODE modifier, the MATCH() function performs a natural language search for a string against a text ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-information-schema-internal-data.html
The data exposed by the transaction and locking tables (INNODB_TRX, INNODB_LOCKS, and INNODB_LOCK_WAITS) represents a glimpse into fast-changing data. This is not like user tables, where the data changes only when application-initiated updates ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-memcached-troubleshoot.html
loose-daemon_memcached_option='-c 64' To troubleshoot problems where the memcached daemon is unable to store or retrieve InnoDB table data, encode the -vvv memcached option in the daemon_memcached_option configuration parameter in the MySQL ... This ...
https://dev.mysql.com/doc/refman/5.7/en/insert-on-duplicate.html
In general, you should try to avoid using an ON DUPLICATE KEY UPDATE clause on tables with multiple unique indexes. It is possible to use IGNORE with ON DUPLICATE KEY UPDATE in an INSERT statement, but this may not behave as you expect when ... If ...