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https://dev.mysql.com/doc/refman/5.7/en/stored-program-restrictions.html
Because local variables are in scope only during stored program execution, references to them are not permitted in prepared statements created within a stored program. An event may not be created, altered, or dropped from within a stored program, if ...Some of the restrictions noted here apply to all stored routines; that is, both to stored procedures and stored ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-legacy-filtering.html
The value for either variable can be NULL or a string containing one or more comma-separated account names, each in user_name@host_name format. Modifications to audit_log_include_accounts or audit_log_exclude_accounts affect only connections created ...This enables you to control whether audited events are written to the audit log file based on the account from which events originate or event ... Note This section describes legacy audit log filtering, which applies under either of these ...
https://dev.mysql.com/doc/refman/5.7/en/show-events.html
Definer The account of the user who created the event, in 'user_name'@'host_name' format. In its simplest form, SHOW EVENTS lists all of the events in the current schema: mysql> SELECT CURRENT_USER(), SCHEMA(); +----------------+----------+ | ...
https://dev.mysql.com/doc/refman/5.7/en/ipv6-support.html
IPv6 addresses can be specified in account names in statements such as CREATE USER, GRANT, and REVOKE. For example: mysql> CREATE USER 'bill'@'::1' IDENTIFIED BY 'secret'; mysql> GRANT SELECT ON mydb.* TO 'bill'@'::1'; IPv6 functions enable ...MySQL ... Support for IPv6 in MySQL includes these capabilities: MySQL Server can accept TCP/IP connections from clients connecting over ...
https://dev.mysql.com/doc/refman/5.7/en/converting-tables-to-innodb.html
When you convert MyISAM tables that are large, frequently accessed, and hold vital data, investigate and consider the innodb_file_per_table, innodb_file_format, and innodb_page_size variables, and the ROW_FORMAT and KEY_BLOCK_SIZE clauses of the ...
https://dev.mysql.com/doc/refman/5.7/en/data-masking-installation.html
This section describes how to install or uninstall MySQL Enterprise Data Masking and De-Identification, which is implemented as a plugin library file containing a plugin and several loadable functions. For general information about installing or ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-file-per-table-tablespaces.html
File-per-table tablespace characteristics are described under the following topics in this section: File-Per-Table Tablespace Configuration File-Per-Table Tablespace Data Files File-Per-Table Tablespace Advantages File-Per-Table Tablespace ... A ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-desc.html
Three of the table properties that can be set using NDB_TABLE comments embedded in CREATE TABLE and ALTER TABLE statements are also visible in ndb_desc output. You can check that the ALTER TABLE statement has the desired effect using SHOW CREATE ...
https://dev.mysql.com/doc/refman/5.7/en/timestamp-initialization.html
CREATE TABLE t1 ( ts TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP, dt DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP ); With a DEFAULT clause but no ON UPDATE CURRENT_TIMESTAMP clause, the column has the given ...
https://dev.mysql.com/doc/refman/5.7/en/identifiers.html
The identifier quote character is the backtick (`): mysql> SELECT * FROM `select` WHERE `select`.id > 100; If the ANSI_QUOTES SQL mode is enabled, it is also permissible to quote identifiers within double quotation marks: mysql> CREATE TABLE "test" ... Certain objects within MySQL, including database, table, index, column, alias, view, stored procedure, partition, tablespace, and other object names are known as ...