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https://dev.mysql.com/doc/c-api/8.4/en/mysql-set-character-set.html
int mysql_set_character_set(MYSQL *mysql, const char *csname) Description This function is used to set the default character set for the current connection. The connection collation becomes the default collation of the character set. This function ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-sqlstate.html
const char * mysql_sqlstate(MYSQL *mysql) Description Returns a null-terminated string containing the SQLSTATE error code for the most recently executed SQL statement. '00000' means “no error.” The values are specified by ANSI SQL and ODBC. For ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stat.html
const char * mysql_stat(MYSQL *mysql) Description Returns a character string containing information similar to that provided by the mysqladmin status command. This includes uptime in seconds and the number of running threads, questions, reloads, ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stmt-error.html
const char * mysql_stmt_error(MYSQL_STMT *stmt) Description For the statement specified by stmt, mysql_stmt_error() returns a null-terminated string containing the error message for the most recently invoked statement API function that can succeed ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stmt-prepare.html
int mysql_stmt_prepare(MYSQL_STMT *stmt, const char *stmt_str, unsigned long length) Description Given the statement handler returned by mysql_stmt_init(), prepares the SQL statement pointed to by the string stmt_str and returns a status value. You ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stmt-send-long-data.html
bool mysql_stmt_send_long_data(MYSQL_STMT *stmt, unsigned int parameter_number, const char *data, unsigned long length) Description Enables an application to send parameter data to the server in pieces (or “chunks”). It can be called multiple ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-stmt-sqlstate.html
const char * mysql_stmt_sqlstate(MYSQL_STMT *stmt) Description For the statement specified by stmt, mysql_stmt_sqlstate() returns a null-terminated string containing the SQLSTATE error code for the most recently invoked prepared statement API ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/adding-native-function.html
To add a native MySQL function, use the procedure described here, which requires that you use a source distribution. You cannot add native functions to a binary distribution because it is necessary to modify MySQL source code and compile MySQL from ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/plugin-types.html
The plugin API enables creation of plugins that implement several capabilities: Loadable functions (UDFs) Storage engines Full-text parsers Daemons INFORMATION_SCHEMA tables Semisynchronous replication Auditing Authentication Password validation ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/writing-authentication-plugins-client-side.html
Declare the client-side plugin descriptor with the mysql_declare_client_plugin() and mysql_end_client_plugin macros (see Section 4.4.2.3, “Client Plugin Descriptors”). (For descriptions, see Section 4.4.2.3, “Client Plugin Descriptors”.) ...