The Ultimate Guide to High Availability with MariaDB
This is a read-only copy of the MariaDB Knowledgebase generated on 2024-11-21. For the latest, interactive version please visit https://mariadb.com/kb/.

MAKEDATE

Sintassi

MAKEDATE(anno, giorno)

Spiegazione

Dato un anno e un valore numerico che rappresenta il giorno dell'anno, restituisce una data. Se il valore di giorno non è superiore a 0 il risultato sarà NULL.

Esempi

MariaDB [(none)]> SELECT MAKEDATE(2011,31), MAKEDATE(2011,32);
+-------------------+-------------------+
| MAKEDATE(2011,31) | MAKEDATE(2011,32) |
+-------------------+-------------------+
| 2011-01-31        | 2011-02-01        |
+-------------------+-------------------+
1 row in set (0.00 sec)

MariaDB [(none)]> SELECT MAKEDATE(2011,365), MAKEDATE(2014,365);
+--------------------+--------------------+
| MAKEDATE(2011,365) | MAKEDATE(2014,365) |
+--------------------+--------------------+
| 2011-12-31         | 2014-12-31         |
+--------------------+--------------------+
1 row in set (0.00 sec)

MariaDB [(none)]> SELECT MAKEDATE(2011,0);
+------------------+
| MAKEDATE(2011,0) |
+------------------+
| NULL             |
+------------------+
1 row in set (0.00 sec)

MariaDB [(none)]>
Content reproduced on this site is the property of its respective owners, and this content is not reviewed in advance by MariaDB. The views, information and opinions expressed by this content do not necessarily represent those of MariaDB or any other party.