July 2011
Intermediate to advanced
450 pages
11h 38m
French
Content preview from Programmer avec MySQL
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Chapitre 7
Programmation avancée
Ce chapitre est consacré à des caractéristiques avancées du langage procédural de MySQL :
• écriture et appel de sous-programmes ;
• programmation des curseurs ;
• gestion des exceptions ;
• mise en place de déclencheurs ;
• utilisation du SQL dynamique.
Sous-programmes
Les sous-programmes sont des blocs nommés qui sont compilés et qui résident dans la base de données. Dans le vocabulaire des bases de données, on appelle les sous-programmes stored procedures ou stored routines. Ce sont des fonctions ou procédures « cataloguées » (ou « stockées ») capables d’inclure des paramètres en entrée. Comme dans tous les langages de programmation, les fonctions retournent un unique résultat, alors que les procédures réalisent ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.