SQL Server timestamp timestampIn SQL Server Books Online, it says:The SQL Server timestamp data type is independent of time and date. SQL Server Timestamp is a binary number that indicates the relative order in which data modifications occur in the
Introduction to timestamp basic knowledge
Variant of the timestamp1,timestamp DEFAULT current_timestamp on UPDATE current_timestamp refreshes this data column when new records are created and existing records are modified
2,timestamp default
Variants of the timestamp 1,timestamp DEFAULT current_timestamp on UPDATE current_timestampRefreshes the data column when new records are created and existing records are modified 2,timestamp DEFAULT Current_timestamp This when creating a new
A variant of the timestamp
The timestamp timestamp can have multiple different characteristics when it is created, such as:
1. Refresh the data column when creating a new record and modifying an existing record:
TIMESTAMP DEFAULT
Mysql TIMESTAMP Usage Details, mysqltimestamp
1. TIMESTAMP variants
TIMESTAMP timestamps can have multiple different features during creation, such:
1. Refresh the data column when creating a new record or modifying an existing record:
TIMESTAMP
MysqlTIMESTAMP (timestamp) details bitsCN.com
TIMESTAMP variant1. timestamp default CURRENT_TIMESTAMP on update CURRENT_TIMESTAMP refresh this data column when creating a new record and modifying an existing record2, timestamp default
I. Variants of TIMESTAMPTimestamp timestamps can have multiple different features when created, such as:1. Refresh the data column when creating new records and modifying existing records:?
1
TIMESTAMPDEFAULT CURRENT_TIMESTAMP
1. TIMESTAMP variants
TIMESTAMP timestamps can have multiple different features during creation, such:
1. Refresh the data column when creating a new record or modifying an existing record:
TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE
(1) Time stamp(2) Load type(3) RTP Header(1) Time stampThere are three ofA real time unit timestamp_increse= (unsigned int) (90000.0/framerate);//+0.5);One is the current time of the sample send Ts_currentOne is increment timestamp Timestamp_increse,
Http://xthanks.blog.163.com/blog/static/7891148201131545556817/
TimestampThe SQL Server timestamp data type is independent of the time and date. SQL Server timestamp isBinary Number, which indicates the relative sequence of data modification in
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