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https://dev.mysql.com/doc/heatwave/en/mys-hw-limitations-functions.html
As of MySQL 9.2.2, the maximum output width of the following functions is 65,332 bytes: JSON_ARRAYAGG() JSON_OBJECTAGG() JSON_ARRAY() JSON_OBJECT() JSON_EXTRACT() Bit functions and operators. Rewrite queries that use named time zones with ...
https://dev.mysql.com/doc/heatwave-aws/en/heatwave-aws-dbsystem-create.html
Creating a DB System 3.3 Creating a DB System Check that the correct AWS region is shown at the top of the MySQL HeatWave Console. If it is not, see: Manage Regions Creating a DB System requires the following information: Administrator credentials.
https://dev.mysql.com/doc/connector-j/en/connector-j-server-authentication.html
Server authentication via server certificate verification is enabled when the Connector/J connection property sslMode is set to VERIFY_CA or VERIFY_IDENTITY. If sslMode is not set, server authentication via server certificate verification is ...
https://dev.mysql.com/doc/refman/8.4/en/adding-collation.html
Warning User-defined collations are deprecated; you should expect support for them to be removed in a future version of MySQL. The MySQL 8.4 server issues a warning for any use of COLLATE user_defined_collation in an SQL statement; a warning is ...
https://dev.mysql.com/doc/refman/8.4/en/alter-logfile-group.html
ALTER LOGFILE GROUP logfile_group ADD UNDOFILE 'file_name' [INITIAL_SIZE [=] size] [WAIT] ENGINE [=] engine_name This statement adds an UNDO file named 'file_name' to an existing log file group logfile_group. An ALTER LOGFILE GROUP statement has ...
https://dev.mysql.com/doc/refman/8.4/en/alter-tablespace.html
It can be used to add a new data file to, or to drop a data file from an NDB tablespace. It can also be used to rename an NDB Cluster Disk Data tablespace, rename an InnoDB general tablespace, encrypt an InnoDB general tablespace, or mark an InnoDB ...
https://dev.mysql.com/doc/refman/8.4/en/backup-policy.html
A full backup (a snapshot of the data at a point in time) can be done in MySQL with several tools. For example, MySQL Enterprise Backup can perform a physical backup of an entire instance, with optimizations to minimize overhead and avoid disruption ...
https://dev.mysql.com/doc/refman/8.4/en/calculating-days.html
The following example shows how you can use the bit group functions to calculate the number of days per month a user has visited a Web page. CREATE TABLE t1 (year YEAR, month INT UNSIGNED, day INT UNSIGNED); INSERT INTO t1 ...
https://dev.mysql.com/doc/refman/8.4/en/charset-binary-set.html
The binary character set is the character set for binary strings, which are sequences of bytes. Comparison and sorting are based on numeric byte values, rather than on numeric character code values (which for multibyte characters differ from ...
https://dev.mysql.com/doc/refman/8.4/en/charset-unicode-ucs2.html
Note The ucs2 character set is deprecated; expect it to be removed in a future MySQL release. In UCS-2, every character is represented by a 2-byte Unicode code with the most significant byte first. For example: LATIN CAPITAL LETTER A has the code ...