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TO_YYYYMMDD

Converts a date or date with time to a UInt32 number containing the year and month number (YYYY 10000 + MM 100 + DD).

Syntax​

to_yyyymmdd( <expr> )

Arguments​

ArgumentsDescription
<expr>date/datetime

Return Type​

UInt32, returns in YYYYMMDD format.

Examples​

SELECT to_date(18875);
+---------------+
| to_date(18875) |
+---------------+
| 2021-09-05    |
+---------------+

SELECT to_yyyymmdd(to_date(18875));
+---------------------------+
| to_yyyymmdd(to_date(18875)) |
+---------------------------+
|                  20210905 |
+---------------------------+

SELECT to_datetime(1630833797);
+------------------------+
| to_datetime(1630833797) |
+------------------------+
| 2021-09-05 09:23:17    |
+------------------------+

SELECT to_yyyymmdd(to_datetime(1630833797));
+------------------------------------+
| to_yyyymmdd(to_datetime(1630833797)) |
+------------------------------------+
|                           20210905 |
+------------------------------------+