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https://dev.mysql.com/doc/refman/8.0/en/myisam-repair.html
Symptoms of corrupted tables include queries that abort unexpectedly and observable errors such as these: Can't find file tbl_name.MYI (Errcode: nnn) Unexpected end of file Record file is crashed Got error nnn from table handler To get more ...This ... The discussion in this section describes how to use myisamchk on MyISAM tables (extensions .MYI and ...
https://dev.mysql.com/doc/refman/8.0/en/faqs-cjk.html
Why do I get Incorrect string value error messages? To see the problem, create a table with one Unicode (ucs2) column and one Chinese (gb2312) column. Please check these references before reporting gb2312 or gbk bugs: The MySQL gbk character set is ... This set of Frequently Asked Questions derives from the experience of MySQL's Support and Development groups in handling many inquiries about CJK (Chinese-Japanese-Korean) ...
https://dev.mysql.com/doc/refman/8.0/en/diagnostics-area.html
Condition area list: Condition area 1: error code for condition 1 error message for condition 1 ... Condition area 2: error code for condition 2: error message for condition 2 ... Condition area 3: error code for condition 3 error message for ...
https://dev.mysql.com/doc/refman/8.0/en/signal.html
At the SQL level, the output from SHOW WARNINGS and SHOW ERRORS indicates the MYSQL_ERRNO and MESSAGE_TEXT values in the Code and Message columns. SIGNAL provides error information to a handler, to an outer portion of the application, or to the ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbd-definition.html
If the checkpointing is slow and there are so many writes to the database that the log files are full and the log tail cannot be cut without jeopardizing recovery, all updating transactions are aborted with internal error code 410 (Out of log file ...(NDB 8.0.13) This parameter specifies the directory where trace files, log files, pid files and error logs are ...
https://dev.mysql.com/doc/refman/8.0/en/source-configuration-options.html
If it is desired to compile without particular types of instrumentation, that can be done with the following CMake options: DISABLE_PSI_COND DISABLE_PSI_DATA_LOCK DISABLE_PSI_ERROR DISABLE_PSI_FILE DISABLE_PSI_IDLE DISABLE_PSI_MEMORY ... The CMake ...
https://dev.mysql.com/doc/refman/8.0/en/data-masking-component-functions.html
Return value: The masked Canada SIN as a string encoded in the utf8mb4 character set, an error if the argument is not the correct length, or NULL if str is in incorrect format or contains a multibyte character. Return value: The masked International ...Example: mysql> SELECT mask_canada_sin('046-454-286'), mask_canada_sin('abcdefijk'); +--------------------------------+------------------------------+ | mask_canada_sin('046-454-286') | mask_canada_sin('abcdefijk') | +--------------------------------+------------------------------+ | XXX-XXX-XXX | XXXXXXXXX | +--------------------------------+------------------------------+ mysql> SELECT mask_canada_sin('909'); ERROR 1123 (HY000): Can't initialize function 'mask_canada_sin'; Argument 0 is too ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-logs-cluster-log.html
[Occurred during startphase start_phase.] [ Initiated by signal.] [Caused by error error_code: 'error_message(error_classification). In the event of arbitration failure, an error_message and an arbitration state_code are provided; definitions for ...
https://dev.mysql.com/doc/refman/8.0/en/cast-functions.html
If p < 0 or p > 53, an error is returned. If the spatial type combination is permitted but the expression to cast is not a syntactically well-formed geometry, an ER_GIS_INVALID_DATA error occurs. If the spatial type combination is permitted but the ... Table 14.15 Cast Functions and Operators Name Description Deprecated BINARY Cast a string to a binary string 8.0.27 CAST() Cast a value as a certain type CONVERT() Cast a value as a certain type Cast functions and operators enable conversion of values from one data type to ...
https://dev.mysql.com/doc/refman/8.0/en/mysqld-safe.html
mysqld_safe adds some safety features such as restarting the server when an error occurs and logging runtime information to an error log. A description of error logging is given later in this section. For example, if you specify a [mysqld] section ... mysqld_safe is the recommended way to start a mysqld server on ...