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(Es crea la pàgina amb «==ASIX M10 UF1== ===Pt5. Codificació de funcions=== Guillem Solà i Boeck (host: PC05) ==Enunciat== Crear un procediment/funció, de tal forma que si li passem el nom...».) |
m (Guillem ha mogut M10/UF1/A05/E1 a ASIX/M10/UF1/A05/E1 sense deixar una redirecció: Crear subnivell ASIX) |
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| (Hi ha 9 revisions intermèdies del mateix usuari que no es mostren) | |||
| Línia 1: | Línia 1: | ||
| + | [[Category:M10]] | ||
==ASIX M10 UF1== | ==ASIX M10 UF1== | ||
===Pt5. Codificació de funcions=== | ===Pt5. Codificació de funcions=== | ||
| Línia 7: | Línia 8: | ||
===Solució=== | ===Solució=== | ||
<source lang="mysqle"> | <source lang="mysqle"> | ||
| + | CREATE DEFINER=`root`@`localhost` PROCEDURE `paisos_llengua`(in llenguatge varchar(30)) | ||
| + | BEGIN | ||
| + | DECLARE pais varchar(30); | ||
| + | SELECT Country.Name | ||
| + | FROM CountryLanguage JOIN Country ON Country.Code = CountryLanguage.CountryCode | ||
| + | WHERE CountryLanguage.Language=llenguatge AND CountryLanguage.IsOfficial="T"; | ||
| + | END | ||
| + | </source> | ||
| + | ==Execució== | ||
| + | <source lang="mysqle"> | ||
| + | MariaDB [world]> call paisos_llengua("English"); | ||
</source> | </source> | ||
| − | |||
<source> | <source> | ||
| + | +--------------------------------------+ | ||
| + | | Name | | ||
| + | +--------------------------------------+ | ||
| + | | Anguilla | | ||
| + | | American Samoa | | ||
| + | | Antigua and Barbuda | | ||
| + | | Australia | | ||
| + | | Belize | | ||
| + | | Bermuda | | ||
| + | | Barbados | | ||
| + | | Canada | | ||
| + | | Cocos (Keeling) Islands | | ||
| + | | Christmas Island | | ||
| + | | Cayman Islands | | ||
| + | | Falkland Islands | | ||
| + | | United Kingdom | | ||
| + | | Gibraltar | | ||
| + | | Guam | | ||
| + | | Hong Kong | | ||
| + | | Ireland | | ||
| + | | Saint Kitts and Nevis | | ||
| + | | Saint Lucia | | ||
| + | | Lesotho | | ||
| + | | Marshall Islands | | ||
| + | | Malta | | ||
| + | | Northern Mariana Islands | | ||
| + | | Montserrat | | ||
| + | | Norfolk Island | | ||
| + | | Niue | | ||
| + | | Nauru | | ||
| + | | New Zealand | | ||
| + | | Palau | | ||
| + | | Saint Helena | | ||
| + | | Seychelles | | ||
| + | | Turks and Caicos Islands | | ||
| + | | Tokelau | | ||
| + | | Tonga | | ||
| + | | Tuvalu | | ||
| + | | United States Minor Outlying Islands | | ||
| + | | United States | | ||
| + | | Saint Vincent and the Grenadines | | ||
| + | | Virgin Islands, British | | ||
| + | | Virgin Islands, U.S. | | ||
| + | | Vanuatu | | ||
| + | | Samoa | | ||
| + | | South Africa | | ||
| + | | Zimbabwe | | ||
| + | +--------------------------------------+ | ||
| + | 44 rows in set (0.01 sec) | ||
| + | Query OK, 0 rows affected (0.01 sec) | ||
</source> | </source> | ||
Revisió de 11:29, 15 abr 2020
ASIX M10 UF1
Pt5. Codificació de funcions
Guillem Solà i Boeck (host: PC05)
Enunciat
Crear un procediment/funció, de tal forma que si li passem el nom d'un llenguatge, ens mostri els paisos que el tenen com a oficial.
Solució
CREATE DEFINER=`root`@`localhost` PROCEDURE `paisos_llengua`(in llenguatge varchar(30)) BEGIN DECLARE pais varchar(30); SELECT Country.Name FROM CountryLanguage JOIN Country ON Country.Code = CountryLanguage.CountryCode WHERE CountryLanguage.Language=llenguatge AND CountryLanguage.IsOfficial="T"; END
Execució
MariaDB [world]> call paisos_llengua("English");
+--------------------------------------+ | Name | +--------------------------------------+ | Anguilla | | American Samoa | | Antigua and Barbuda | | Australia | | Belize | | Bermuda | | Barbados | | Canada | | Cocos (Keeling) Islands | | Christmas Island | | Cayman Islands | | Falkland Islands | | United Kingdom | | Gibraltar | | Guam | | Hong Kong | | Ireland | | Saint Kitts and Nevis | | Saint Lucia | | Lesotho | | Marshall Islands | | Malta | | Northern Mariana Islands | | Montserrat | | Norfolk Island | | Niue | | Nauru | | New Zealand | | Palau | | Saint Helena | | Seychelles | | Turks and Caicos Islands | | Tokelau | | Tonga | | Tuvalu | | United States Minor Outlying Islands | | United States | | Saint Vincent and the Grenadines | | Virgin Islands, British | | Virgin Islands, U.S. | | Vanuatu | | Samoa | | South Africa | | Zimbabwe | +--------------------------------------+ 44 rows in set (0.01 sec) Query OK, 0 rows affected (0.01 sec)