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https://dev.mysql.com/doc/refman/8.0/en/error-log-priority-based-filtering.html
If this filter is disabled, log_error_verbosity and log_error_suppression_list have no effect, so filtering must be performed using another filter service instead where desired (for example, with individual filter rules when using ... The ...For ...
https://dev.mysql.com/doc/refman/8.0/en/error-log-components.html
This is the console or a file and is indicated by the value of the log_error system variable, determined as described in Section 7.4.2.2, “Default Error Log Destination Configuration”. Output destination: This sink determines its output ... This ...The resulting events pass to the next log component in the list of enabled ...A log component can be a filter or a sink: A filter processes ...
https://dev.mysql.com/doc/refman/8.0/en/performance-schema-error-summary-tables.html
The Performance Schema maintains summary tables for aggregating statistical information about server errors (and warnings). Collection of error information is controlled by the error instrument, which is enabled by default. Each error summary table ...For a list of server errors, see Server Error Message ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndb-error-reporter.html
ndb_error_reporter creates an archive from data node and management node log files that can be used to help diagnose bugs or other problems with a cluster. Optionally, you can supply the name of a user that is able to access the cluster's data ...
https://dev.mysql.com/doc/refman/8.0/en/charset-errors.html
This section describes how the MySQL server uses character sets for constructing error messages. For information about the language of error messages (rather than the character set), see Section 12.12, “Setting the Error Message Language”. For ...Character (nonbinary) string values are converted from their character set to ...
https://dev.mysql.com/doc/refman/8.0/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. For ...If the subquery returns more than one row, error 1242 ...Consider the following example: SELECT * FROM t1 WHERE column1 = (SELECT column1 FROM t2); If SELECT ...
https://dev.mysql.com/doc/refman/8.0/en/error-message-language.html
The server searches for the error message file using these rules: It looks for the file in a directory constructed from two system variable values, lc_messages_dir and lc_messages, with the latter converted to a language name. Suppose that you start ... By default, mysqld produces error messages in English, but they can be displayed instead in any of several other languages: Czech, Danish, Dutch, Estonian, French, German, Greek, Hungarian, Italian, Japanese, Korean, Norwegian, Norwegian-ny, Polish, Portuguese, Romanian, Russian, Slovak, Spanish, or ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndb-transporter-errors.html
This section lists error codes, names, and messages that are written to the cluster log in the event of transporter errors. 0x00 TE_NO_ERROR No error 0x01 TE_ERROR_CLOSING_SOCKET Error found during closing of socket 0x02 ...
https://dev.mysql.com/doc/refman/8.0/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/8.0/en/error-log-syslog.html
To enable the system log sink, first load the sink component, then modify the log_error_services value: INSTALL COMPONENT 'file://component_log_sink_syseventlog'; SET PERSIST log_error_services = 'log_filter_internal; log_sink_syseventlog'; To set ... 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 ...