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https://dev.mysql.com/doc/refman/5.7/en/date-and-time-type-conversion.html
For example, although DATE, DATETIME, and TIMESTAMP values all can be specified using the same set of formats, the types do not all have the same range of values. TIMESTAMP values cannot be earlier than 1970 UTC or later than '2038-01-19 03:14:07' ... To some extent, you can convert a value from one temporal type to ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-tables-table.html
For example, InnoDB stores multiple tables in its system tablespace and the data file timestamp does not apply. For MyISAM, the data file timestamp is used; however, on Windows the timestamp is not updated by updates, so the value is inaccurate. The ...
https://dev.mysql.com/doc/refman/5.7/en/partitioning-range.html
(See Bug #42849.) Note It is also possible in MySQL 5.7 to use UNIX_TIMESTAMP(timestamp_column) as a partitioning expression for tables that are partitioned by LIST. A table that is partitioned by range is partitioned in such a way that each ...
https://dev.mysql.com/doc/refman/5.7/en/show-table-status.html
For example, InnoDB stores multiple tables in its system tablespace and the data file timestamp does not apply. For MyISAM, the data file timestamp is used; however, on Windows the timestamp is not updated by updates, so the value is inaccurate.
https://dev.mysql.com/doc/refman/5.7/en/added-deprecated-removed.html
binlog_transaction_dependency_tracking: Source of dependency information (commit timestamps or transaction write sets) from which to assess which transactions can be executed in parallel by replica's multithreaded applier. slave_parallel_type: Tells ... Options and Variables Introduced in MySQL 5.7 Options and Variables Deprecated in MySQL 5.7 Options and Variables Removed in MySQL 5.7 This section lists server variables, status variables, and options that were added for the first time, have been deprecated, or have been removed in MySQL ...
https://dev.mysql.com/doc/refman/5.7/en/data-type-defaults.html
The exception is that, for TIMESTAMP and DATETIME columns, you can specify CURRENT_TIMESTAMP as the default. See Section 11.2.6, “Automatic Initialization and Updating for TIMESTAMP and DATETIME”. For date and time types other than TIMESTAMP, ...
https://dev.mysql.com/doc/refman/5.7/en/date-and-time-types.html
The date and time data types for representing temporal values are DATE, TIME, DATETIME, TIMESTAMP, and YEAR. The TIMESTAMP and DATETIME types have special automatic updating behavior, described in Section 11.2.6, “Automatic Initialization and ...
https://dev.mysql.com/doc/refman/5.7/en/fractional-seconds.html
MySQL has fractional seconds support for TIME, DATETIME, and TIMESTAMP values, with up to microseconds (6 digits) precision: To define a column that includes a fractional seconds part, use the syntax type_name(fsp), where type_name is TIME, ...For ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndb-restore.html
--timestamp-printouts Command-Line Format --timestamp-printouts{=true|false} Introduced 5.7.41-ndb-7.5.30, 5.7.41-ndb-7.6.26 Type Boolean Default Value false Causes info, error, and debug log messages to be prefixed with timestamps. The NDB Cluster ...
https://dev.mysql.com/doc/refman/5.7/en/mysqld-safe.html
--mysqld-safe-log-timestamps Command-Line Format --mysqld-safe-log-timestamps=type Introduced 5.7.11 Type Enumeration Default Value utc Valid Values systemhyphenlegacy This option controls the format for timestamps in log output produced by ...