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https://dev.mysql.com/doc/refman/8.0/en/group-replication-secure-user.html
Also, if you are using caching SHA-2 authentication, you must set up RSA key-pairs on the group members. Important When using the MySQL communication stack (group_replication_communication_stack=MYSQL) AND secure connections between members ...For ...
https://dev.mysql.com/doc/refman/8.0/en/sys-statement-performance-analyzer.html
The delta is calculated between the reference table specified by in_table and the snapshot, which must exist. This view must be specified using the statement_performance_analyzer.view configuration option to name a query or an existing view. If ...
https://dev.mysql.com/doc/refman/8.0/en/hexadecimal-literals.html
Legal hexadecimal literals: X'01AF' X'01af' x'01AF' x'01af' 0x01AF 0x01af Illegal hexadecimal literals: X'0G' (G is not a hexadecimal digit) 0X01AF (0X must be written as 0x) Values written using X'val' notation must contain an even number of digits ...Lettercase of the digits and of any leading X does not ... Hexadecimal literal values are written using X'val' or 0xval ...
https://dev.mysql.com/doc/refman/8.0/en/join.html
Such subqueries must include an alias to give the subquery result a table name, and may optionally include a list of table column names in parentheses. If you mix comma joins with the other join types when there is a join condition, an error of the ... MySQL supports the following JOIN syntax for the table_references part of SELECT statements and multiple-table DELETE and UPDATE statements: table_references: escaped_table_reference [, escaped_table_reference] ...
https://dev.mysql.com/doc/refman/8.0/en/json-utility-functions.html
JSON_PRETTY(json_val) Provides pretty-printing of JSON values similar to that implemented in PHP and by other languages and database systems. The value supplied must be a JSON value or a valid string representation of a JSON value. If the value is ...JSON_STORAGE_SIZE() and JSON_STORAGE_FREE() show, respectively, the amount of storage space used by a given JSON value and the amount of space remaining in a JSON column following a partial ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-limitations-unsupported.html
Trying to use any of these features in NDB Cluster does not cause errors in or of itself; however, errors may occur in applications that expects the features to be supported or enforced. Statements referencing such features, even if effectively ...
https://dev.mysql.com/doc/refman/8.0/en/charset-repertoire.html
The repertoire of a character set is the collection of characters in the set. String expressions have a repertoire attribute, which can have two values: ASCII: The expression can contain only ASCII characters; that is, characters in the Unicode ...
https://dev.mysql.com/doc/refman/8.0/en/gis-wkb-functions.html
If the options argument is invalid, an error occurs to indicate why. For geographic SRS geometry arguments, if any argument has a longitude or latitude that is out of range, an error occurs: If a longitude value is not in the range (−180, 180], an ... These functions take as arguments a BLOB containing a Well-Known Binary (WKB) representation and, optionally, a spatial reference system identifier ...
https://dev.mysql.com/doc/refman/8.0/en/group-replication-server-states.html
ERROR The member is in an error state and is not functioning correctly as a group member. A member can enter error state either while applying transactions or during the recovery phase. Note that a server in offline mode following the OFFLINE_MODE ... The state of a Group Replication group member shows its current role in the ...
https://dev.mysql.com/doc/refman/8.0/en/x-plugin-status-variables.html
Mysqlx_aborted_clients The number of clients that were disconnected because of an input or output error. Mysqlx_cursor_close The number of cursor-close messages received Mysqlx_cursor_fetch The number of cursor-fetch messages received ...