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https://dev.mysql.com/doc/refman/8.0/en/audit-log-reference.html
Audit Log Functions This section describes, for each audit log function, its purpose, calling sequence, and return value. With an argument consisting of a JSON null value, audit_log_read() closes the current read sequence. If present, the argument ...Unless those objects are installed, the audit_log plugin operates in legacy mode (deprecated in MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/json.html
Along with the JSON data type, a set of SQL functions is available to enable operations on JSON values, such as creation, manipulation, and searching. JSON columns, like columns of other binary types, are not indexed directly; instead, you can ...
https://dev.mysql.com/doc/refman/8.0/en/charset-literal.html
Example 1: mysql> SET NAMES latin1; mysql> SELECT HEX('à\n'), HEX(_sjis'à\n'); +------------+-----------------+ | HEX('à\n') | HEX(_sjis'à\n') | +------------+-----------------+ | E00A | E00A | +------------+-----------------+ Here, à ... Every ...
https://dev.mysql.com/doc/refman/8.0/en/charset-unicode.html
The UTF-8 (Unicode Transformation Format with 8-bit units) method for encoding Unicode data is implemented according to RFC 3629, which describes encoding sequences that take from one to four bytes. The idea of UTF-8 is that various Unicode ... The ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-commands.html
The special character sequences that can be used in the prompt are described later in this section. The string for defining the prompt can contain the following special sequences. There is some overlap in the set of permissible prompt options and ...
https://dev.mysql.com/doc/refman/8.0/en/regexp.html
mysql> SELECT REGEXP_LIKE('fofo', '^f.*$'); -> 1 mysql> SELECT REGEXP_LIKE('fo\r\nfo', '^f.*$'); -> 0 mysql> SELECT REGEXP_LIKE('fo\r\nfo', '^f.*$', 'm'); -> 1 mysql> SELECT REGEXP_LIKE('fo\r\nfo', '(?m)^f.*$'); -> 1 a* Match any sequence of zero or ...This section discusses the functions and operators available for regular expression matching and illustrates, with examples, some of the special characters and constructs that can be used for regular expression ...
https://dev.mysql.com/doc/refman/8.0/en/roles.html
The following list summarizes role-management capabilities provided by MySQL: CREATE ROLE and DROP ROLE create and remove roles. Creating Roles and Granting Privileges to Them Defining Mandatory Roles Checking Role Privileges Activating Roles ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-restore.html
This program reads the files created as a result of the backup and inserts the stored information into the database. ndb_restore must be executed once for each of the backup files that were created by the START BACKUP command used to create the ...
https://dev.mysql.com/doc/refman/8.0/en/system-schema.html
Previously, these tables were created in individual tablespace files in the mysql database directory. The change of grant-table storage engine underlies an accompanying change in MySQL 8.0 to the behavior of account-management statements such as ...
https://dev.mysql.com/doc/refman/8.0/en/show-engine.html
For rwlocks, the Name field reports the source file where the rwlock is implemented, and the line number in the file where the rwlock is created. The remaining rows from the output of SHOW ENGINE NDB STATUS which are most likely to prove useful in ... SHOW ENGINE engine_name {STATUS | MUTEX} SHOW ENGINE displays operational information about a storage ...