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https://dev.mysql.com/doc/refman/8.4/en/error-log.html
This section discusses how to configure the MySQL server for logging of diagnostic messages to the error log. For information about selecting the error message character set and language, see Section 12.6, “Error Message Character Set”, and ...
https://dev.mysql.com/doc/refman/8.4/en/show-errors.html
SHOW ERRORS [LIMIT [offset,] row_count] SHOW COUNT(*) ERRORS SHOW ERRORS is a diagnostic statement that is similar to SHOW WARNINGS, except that it displays information only for errors, rather than for errors, warnings, and notes. You can also ...
https://dev.mysql.com/doc/refman/8.4/en/subquery-errors.html
Incorrect number of rows from subquery: ERROR 1242 (ER_SUBSELECT_NO_1_ROW) SQLSTATE = 21000 Message = "Subquery returns more than 1 row" This error occurs for statements where the subquery must return at most one row but returns multiple rows. If ...
https://dev.mysql.com/doc/ndbapi/en/ndb-nodejs-api-errors.html
The Errors object contains the error codes and message exposed by the MySQL Node.js adapters. errors "25000" : "Invalid Transaction State", "2C000" : "Invalid character set name", "42S02" : "Table not found", "IM001" : "Driver does not support this ...
https://dev.mysql.com/doc/heatwave-aws/en/mysql-server-error-logging.html
row *************************** LOGGED: 2022-04-07 19:17:03.981201 THREAD_ID: 0 PRIO: Warning ERROR_CODE: MY-011068 SUBSYSTEM: Server DATA: The syntax 'skip_slave_start' is deprecated and will be removed in a future release. row ... Server Error ...
https://dev.mysql.com/doc/refman/8.4/en/error-log-rotation.html
If you flush the error log using a FLUSH ERROR LOGS or FLUSH LOGS statement, or a mysqladmin flush-logs command, the server closes and reopens any error log file to which it is writing. To rename an error log file, do so manually before flushing.
https://dev.mysql.com/doc/refman/8.4/en/error-log-syslog.html
It is possible to have mysqld write the error log to the system log (the Event Log on Windows, and syslog on Unix and Unix-like systems). This section describes how to configure error logging using the built-in filter, log_filter_internal, and the ...Event Log entries have a source of MySQL (or MySQL-tag if syseventlog.tag is defined as ...
https://dev.mysql.com/doc/connectors/en/connector-net-connections-errors.html
The following code example shows how to manage the response of an application based on the actual error: C# Example MySql.Data.MySqlClient.MySqlConnection conn; string myConnectionString; myConnectionString = "server=127.0.0.1;uid=root;" + ...
https://dev.mysql.com/doc/connector-net/en/connector-net-connections-errors.html
The following code example shows how to manage the response of an application based on the actual error: C# Example MySql.Data.MySqlClient.MySqlConnection conn; string myConnectionString; myConnectionString = "server=127.0.0.1;uid=root;" + ...
https://dev.mysql.com/doc/refman/8.4/en/error-log-filtering.html
For error log filtering, MySQL offers a choice of components: log_filter_internal: This filter component provides error log filtering based on log event priority and error code, in combination with the log_error_verbosity and ... Error log ...