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https://dev.mysql.com/doc/refman/8.4/en/declare-handler.html
statement handler_action: { CONTINUE | EXIT | UNDO } condition_value: { mysql_error_code | SQLSTATE [VALUE] sqlstate_value | condition_name | SQLWARNING | NOT FOUND | SQLEXCEPTION } The DECLARE ... It can take the following forms: mysql_error_code: ...HANDLER statement specifies a handler that deals with one or more ...
https://dev.mysql.com/doc/refman/8.4/en/docker-mysql-more-topics.html
The MySQL Server's error log is then redirected to stderr, so that the error log goes into the Docker container's log and is viewable using the docker logs mysqld-container command. To make MySQL Server generate an error log when either of the two ...A MySQL Docker installation is different from a common, non-Docker installation in the following aspects: Only a limited number of binaries are ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-responses-failure-exit.html
The group_replication_exit_state_action system variable specifies what Group Replication does when the member leaves the group unintentionally due to an error or problem, and either fails to auto-rejoin or does not try. This exit action is the ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-limitations-syntax.html
Some SQL statements relating to certain MySQL features produce errors when used with NDB tables, as described in the following list: Temporary tables. Trying either to create a temporary table that uses the NDB storage engine or to alter an ...Keys ...
https://dev.mysql.com/doc/refman/8.4/en/revoke.html
With neither of these modifications, REVOKE either succeeds for all named users and roles, or rolls back and has no effect if any error occurs; the statement is written to the binary log only if it succeeds for all named users and roles. Otherwise, ...[IGNORE UNKNOWN USER] REVOKE [IF EXISTS] ALL [PRIVILEGES], GRANT OPTION FROM user_or_role [, user_or_role] ...
https://dev.mysql.com/doc/refman/8.4/en/show-warnings.html
SHOW WARNINGS [LIMIT [offset,] row_count] SHOW COUNT(*) WARNINGS SHOW WARNINGS is a diagnostic statement that displays information about the conditions (errors, warnings, and notes) resulting from executing a statement in the current session. If ...
https://dev.mysql.com/doc/refman/8.4/en/xml-functions.html
No warnings or errors are issued by the server if a variable has the wrong type or has previously not been assigned a value. This also means the user is fully responsible for any typographical errors, since no warnings are given if (for example) ...
https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-5.html
(Bug #37387318) SQL Function and Operator Notes Important Change: When an SQL function is improved from one release to the next, it may throw SQL errors in situations in which it previously did not. The --check-table-functions server option ...(Bug ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-eof.html
Because an error may occur on the connection during this process, a NULL return value from mysql_fetch_row() does not necessarily mean the end of the result set was reached normally. mysql_eof() returns a nonzero value if the end of the result set ...mysql_eof() determines whether the last row of a result set has been ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-errno.html
unsigned int mysql_errno(MYSQL *mysql) Description For the connection specified by mysql, mysql_errno() returns the error code for the most recently invoked API function that can succeed or fail. Client error message numbers are listed in the MySQL ...Note Some functions such as mysql_fetch_row() do not set mysql_errno() if they ...