https://dev.mysql.com/replication-features-timezone.html
By default, master and slave servers assume that they are in the same time zone. If you are replicating between servers in different time zones, the time zone must be set on both master and slave. Otherwise, statements depending on the local time ...
https://dev.mysql.com/c-api-prepared-statement-date-handling.html
The binary (prepared statement) protocol enables you to send and receive date and time values (DATE, TIME, DATETIME, and TIMESTAMP), using the MYSQL_TIME structure. For DATE, TIME, DATETIME, or TIMESTAMP values, set buffer_type to MYSQL_TYPE_DATE, ...The members of this structure are described in Section 28.7.9, “C API Prepared Statement Data ...
https://dev.mysql.com/server-status-variables.html
| Threads_created | 217 | | Threads_running | 88 | | Uptime | 1389872 | +-----------------------------------+------------+ Many status variables are reset to 0 by the FLUSH STATUS statement. Com_xxx The Com_xxx statement counter variables indicate ... The MySQL server maintains many status variables that provide information about its ...
https://dev.mysql.com/timezone-problems.html
If you have a problem with SELECT NOW() returning values in UTC and not your local time, you have to tell the server your current time zone. You can set the time zone for the server with the --timezone=timezone_name option to mysqld_safe. This ...
https://dev.mysql.com/mysql-cluster-ndbinfo-tc-time-track-stats.html
The tc_time_track_stats table provides time-tracking information obtained from the DBTC block (TC) instances in the data nodes, through API nodes access NDB. tc_time_track_stats presents this information as rows, with a row for each instance of the ...Each TC instance tracks latencies for a set of activities it undertakes on behalf of API nodes or other data nodes; these activities include transactions, transaction errors, key reads, key writes, unique index operations, failed key operations of any type, scans, failed scans, fragment scans, and failed fragment ...
https://dev.mysql.com/sys-format-time.html
Note As of MySQL 8.0.16, format_time() is deprecated and will be removed in a future MySQL version. Applications that use it should be migrated to use the built-in FORMAT_PICO_TIME() function instead. See Section 12.22, “Performance Schema ...
https://dev.mysql.com/sys-ps-is-instrument-default-timed.html
Returns YES or NO to indicate whether a given Performance Schema instrument is timed by default. mysql> SELECT sys.ps_is_instrument_default_timed('memory/innodb/row_log_buf'); +-----------------------------------------------------------------+ | ...
https://dev.mysql.com/windows-server-first-start.html
This section gives a general overview of starting the MySQL server. The following sections provide more specific information for starting the MySQL server from the command line or as a Windows service. The information here applies primarily if you ...
https://dev.mysql.com/timestamp-lookups.html
Temporal values are stored in TIMESTAMP columns as UTC values, and values inserted into and retrieved from TIMESTAMP columns are converted between the session time zone and UTC. If the session time zone is UTC, there is effectively no time zone ...
https://dev.mysql.com/mysql-cluster-params-ndbd.html
ArbitrationTimeout: Maximum time (milliseconds) database partition waits for arbitration signal BackupDataBufferSize: Default size of databuffer for a backup (in bytes) BackupDataDir: Path to where to store backups. CompressedBackup: Use zlib to ...