TO_YYYYMMDDHHMMSS
Converts a date or date with time (timestamp/datetime) to a UInt64 number containing the year and month number (YYYY 10000000000 + MM 100000000 + DD 1000000 + hh 10000 + mm * 100 + ss).
Syntax
to_yyyymmddhhmmss( <expr> )
Arguments
| Arguments | Description | 
|---|---|
| <expr> | date/timestamp | 
Return Type
UInt64, returns in YYYYMMDDhhmmss format.
Examples
SELECT to_date(18875), to_yyyymmddhhmmss(to_date(18875));
+----------------+-----------------------------------+
| to_date(18875) | to_yyyymmddhhmmss(to_date(18875)) |
+----------------+-----------------------------------+
| 2021-09-05     |                    20210905000000 |
+----------------+-----------------------------------+
SELECT to_timestamp(1630833797), to_yyyymmddhhmmss(to_timestamp(1630833797));
+----------------------------+---------------------------------------------+
| to_timestamp(1630833797)   | to_yyyymmddhhmmss(to_timestamp(1630833797)) |
+----------------------------+---------------------------------------------+
| 2021-09-05 09:23:17.000000 |                              20210905092317 |
+----------------------------+---------------------------------------------+