The Ultimate Guide to High Availability with MariaDB
This is a read-only copy of the MariaDB Knowledgebase generated on 2024-11-15. 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)]>
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