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https://dev.mysql.com/doc/extending-mysql/8.4/en/using-own-protocol-trace-plugins.html
static int plugin_init(char *errbuf, size_t errbuf_len, int argc, va_list args) { return 0; } static int plugin_deinit() { return 0; } static int plugin_options(const char *option, const void *value) { return 0; } The trace-specific members of the ... Note To use your own protocol trace plugins, you must configure MySQL with the WITH_TEST_TRACE_PLUGIN CMake option disabled because only one protocol trace plugin can be loaded at a time and an error occurs for attempts to load a second ...
https://dev.mysql.com/doc/internals/en/generating-browsable-binary-log-information.html
Source files in the sql directory of a MySQL source tree or source distribution contain comments that can be processed with doxygen to generate HTML files that describe classes, files, and so forth. To generate the HTML files and view information ...
https://dev.mysql.com/doc/refman/8.4/en/partitioning-hash.html
Partitioning by HASH is used primarily to ensure an even distribution of data among a predetermined number of partitions. To partition a table using HASH partitioning, it is necessary to append to the CREATE TABLE statement a PARTITION BY HASH ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-lakehouse-auto-load.html
Note Do not use the external_tables option as of MySQL 8.4.0. The Auto Parallel Load external_tables option is a JSON array that includes one or more db_object items. It allows you to set the details for schemas and tables to load. Syntax Examples ...
https://dev.mysql.com/doc/heatwave/en/mys-hw-troubleshooting.html
Solution A: Your query contains an unsupported predicate, function, operator, or has encountered some other limitation. Solution B: Query execution time is less than the query cost threshold. MySQL HeatWave is designed for fast execution of large ...
https://dev.mysql.com/doc/refman/8.4/en/charset-charsets.html
There is one subsection for each group of related character sets. To list the available character sets and their default collations, use the SHOW CHARACTER SET statement or query the INFORMATION_SCHEMA CHARACTER_SETS table. To avoid choosing the ...
https://dev.mysql.com/doc/refman/8.4/en/charset-gb18030.html
In MySQL, the gb18030 character set corresponds to the Chinese National Standard GB 18030-2005: Information technology — Chinese coded character set, which is the official character set of the People's Republic of China (PRC). Characteristics of ...Unassigned code points in the ranges (GB+8431A439, GB+90308130) and (GB+E3329A36, GB+EF39EF39) are treated as '?' ...
https://dev.mysql.com/doc/refman/8.4/en/extended-show.html
To use a WHERE clause with SHOW CHARACTER SET, you would refer to those column names. Some extensions to SHOW statements accompany the implementation of INFORMATION_SCHEMA: SHOW can be used to get information about the structure of ...
https://dev.mysql.com/doc/refman/8.4/en/fips-mode.html
MySQL supports FIPS mode when a supported OpenSSL library and FIPS Object Module are available on the host system. FIPS mode on the server side applies to cryptographic operations performed by the server. This includes replication (source/replica ...
https://dev.mysql.com/doc/refman/8.4/en/identifier-mapping.html
Any character is legal in database or table identifiers except ASCII NUL (X'00'). MySQL encodes any characters that are problematic in the corresponding file system objects when it creates database directories or table files: Basic Latin letters ...