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https://dev.mysql.com/doc/refman/5.7/en/audit-log-installation.html
$> mysql -u root -p < audit_log_filter_linux_install.sql Enter password: (enter root password here) Note Some MySQL versions have introduced changes to the structure of the MySQL Enterprise Audit tables. To ensure that your tables are up to date for ... This section describes how to install or uninstall MySQL Enterprise Audit, which is implemented using the audit log plugin and related elements described in Section 6.4.5.1, “Elements of MySQL Enterprise ...
https://dev.mysql.com/doc/refman/5.7/en/blackhole-storage-engine.html
When you create a BLACKHOLE table, the server creates a table format file in the database directory. The file begins with the table name and has an .frm extension. That is, you can include index declarations in the table definition. Inserts into a ... The BLACKHOLE storage engine acts as a “black hole” that accepts data but throws it away and does not store ...
https://dev.mysql.com/doc/refman/5.7/en/myisam-crash-recovery.html
If your tables become corrupted frequently, you should try to find the reason why. For an explanation of how MyISAM tables can become corrupted, see Section 15.2.4, “MyISAM Table Problems”. If you run mysqld with external locking disabled (which ... This section describes how to check for and deal with data corruption in MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/partitioning-limitations-locking.html
In MySQL 5.7, partition lock pruning eliminates unneeded locks in many cases, and most statements reading from or updating a partitioned MyISAM table cause only the effected partitions to be locked. For example, a SELECT from a partitioned MyISAM ...
https://dev.mysql.com/doc/refman/5.7/en/performance-schema-consumer-configurations.html
The consumer settings in the setup_consumers table form a hierarchy from higher levels to lower. The setup_consumers table contains the following hierarchy of values: global_instrumentation thread_instrumentation events_waits_current ...The ...
https://dev.mysql.com/doc/refman/5.7/en/programs-overview.html
mysql_install_db This program initializes the MySQL data directory, creates the mysql database and initializes its grant tables with default privileges, and sets up the InnoDB system tablespace. mysql_tzinfo_to_sql This program loads the time zone ...Later sections provide a more detailed description of each one, with the exception of NDB Cluster ...
https://dev.mysql.com/doc/refman/5.7/en/sys-statement-performance-analyzer.html
Parameters in_action ENUM('snapshot', 'overall', 'delta', 'create_tmp', 'create_table', 'save', 'cleanup'): The action to take. The default is to make a snapshot of the current content of the Performance Schema events_statements_summary_by_digest ...
https://dev.mysql.com/doc/refman/5.7/en/trigger-syntax.html
Here is a simple example that associates a trigger with a table, to activate for INSERT operations. The trigger acts as an accumulator, summing the values inserted into one of the columns of the table. In this case, the trigger activates before each ... To create a trigger or drop a trigger, use the CREATE TRIGGER or DROP TRIGGER statement, described in Section 13.1.20, “CREATE TRIGGER Statement”, and Section 13.1.31, “DROP TRIGGER ...
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 ...