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https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-size-pl.html
(Many Linux and other operating system distributions provide their own packages for this library.) A MySQL user account having the necessary privileges. A MySQL user name and password can be specified the corresponding options shown. If you do not ... This is a Perl script that can be used to estimate the amount of space that would be required by a MySQL database if it were converted to use the NDBCLUSTER storage ...
https://dev.mysql.com/doc/refman/5.7/en/sys-user-summary-by-file-io-type.html
Rows for which the USER column in the underlying Performance Schema table is NULL are assumed to be for background threads and are reported with a host name of background. total The total number of occurrences of the file I/O event for the user.
https://dev.mysql.com/doc/refman/5.7/en/sys-user-summary-by-stages.html
Rows for which the USER column in the underlying Performance Schema table is NULL are assumed to be for background threads and are reported with a host name of background. total The total number of occurrences of the stage event for the user. By ...
https://dev.mysql.com/doc/refman/5.7/en/sys-waits-by-user-by-latency.html
total The total number of occurrences of the event for the user. total_latency The total wait time of timed occurrences of the event for the user. avg_latency The average wait time per timed occurrence of the event for the user. max_latency The ...
https://dev.mysql.com/doc/refman/5.7/en/replication-multi-source-provision-replica.html
For example: mysql -u<user> -p<password> < dumpM1_nopurge.sql mysql -u<user> -p<password> < dumpM2_nopurge.sql On the replica, issue RESET MASTER to clear the GTID execution history (assuming, as explained above, that all the dump files have been ...
https://dev.mysql.com/doc/refman/5.7/en/sql-prepared-statements.html
Typically, database applications process large volumes of almost-identical statements, with only changes to literal or variable values in clauses such as WHERE for queries and deletes, SET for updates, and VALUES for inserts. For example, the C API ...Using prepared statements with placeholders for parameter values has the following benefits: Less overhead for parsing the statement each time it is ...
https://dev.mysql.com/doc/refman/5.7/en/binary-installation.html
Create a mysql User and Group If your system does not already have a user and group to use for running mysqld, you may need to create them. The syntax for useradd and groupadd may differ slightly on different versions of Unix/Linux, or they may have ...The following commands add the mysql group and the mysql ...These include generic binary distributions in the form of compressed tar files (files with a .tar.gz extension) for a number of platforms, and ...
https://dev.mysql.com/doc/refman/5.7/en/replication-options-gtids.html
The session user must have privileges sufficient to set restricted session variables. If either of these situations applies on the server, set binlog_gtid_simple_recovery=FALSE before starting or restarting the server. To check for the second ...For ... The MySQL Server system variables described in this section are used to monitor and control Global Transaction Identifiers ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-logging.html
Messages consist of the identifier MysqlClient followed by these values: SYSTEM_USER The operating system user name (login name) or -- if the user is unknown. MYSQL_USER The MySQL user name (specified with the --user option) or -- if the user is ...
https://dev.mysql.com/doc/refman/5.7/en/preface.html
If you are using a Commercial release of MySQL 5.7, see the MySQL 5.7 Commercial Release License Information User Manual for licensing information, including licensing information relating to third-party software that may be included in this ...This ...Differences between minor versions of MySQL 5.7 are noted in the present text with reference to release numbers ...