https://dev.mysql.com/master-thread-states.html
If you see no Binlog Dump threads on a master server, this means that replication is not running; that is, that no slaves are currently connected. The following list shows the most common states you may see in the State column for the master's ...
https://dev.mysql.com/my-print-defaults.html
A “login path” is an option group containing options that specify which MySQL server to connect to and which account to authenticate as. my_print_defaults displays the options that are present in option groups of option files. The output ...
https://dev.mysql.com/mysql-acid.html
For distributed or hosted data applications, the particular characteristics of the data centers where the hardware for the MySQL servers is located, and network connections between the data centers. The ACID model is a set of database design ...
https://dev.mysql.com/mysql-affected-rows.html
If you specify the CLIENT_FOUND_ROWS flag to mysql_real_connect() when connecting to mysqld, the affected-rows value is the number of rows “found”; that is, matched by the WHERE clause. uint64_t mysql_affected_rows(MYSQL *mysql) ...
https://dev.mysql.com/mysql-binlog-close.html
void mysql_binlog_close(MYSQL *mysql, MYSQL_RPL *rpl) Close a replication event stream. After calling mysql_binlog_close(), this structure should not be used further without reinitializing it and calling mysql_binlog_open() again.
https://dev.mysql.com/mysql-binlog-fetch.html
int mysql_binlog_fetch(MYSQL *mysql, MYSQL_RPL *rpl) Fetch one event from the replication event stream. After a successful call, the size member indicates the event size, which is 0 for an EOF event. For a non-EOF event, size is greater than 0 and ...
https://dev.mysql.com/mysql-binlog-open.html
int mysql_binlog_open(MYSQL *mysql, MYSQL_RPL *rpl) Open a new replication event stream, to read a MySQL server binary log. rpl: A MYSQL_RPL structure that has been initialized to indicate the replication event stream source. For a description of ...
https://dev.mysql.com/mysql-character-set-name.html
const char *mysql_character_set_name(MYSQL *mysql) Returns the default character set name for the current connection.
https://dev.mysql.com/mysql-cluster-added-deprecated-removed.html
The following node configuration parameters have been added in NDB 8.0. DiskDataUsingSameDisk: Set to false if Disk Data tablespaces are located on separate physical disks. MaxDiskDataLatency: Maximum allowed mean latency of disk access (ms) before ...
https://dev.mysql.com/mysql-cluster-backup-using-management-client.html
Before starting a backup, make sure that the cluster is properly configured for performing one. If an existing backup_id value is used, the backup fails with the error Backup failed: file already exists. If used, the backup_id must follow START ...
