Curso de MySQL
Consultas, lista de correo 'C++ Con Clase' 'MySQL Con Clase' página de entrada Tabla de contenido Contactar con Webmaster
Curso Sentencias Funciones API C

SQL

Funciones

Matemáticas Tiempo ADDDATE ADDTIME CONVERT_TZ CURDATE CURRENT_DATE CURRENT_TIME CURRENT_TIMESTAMP CURTIME DATE DATEDIFF DATE_ADD DATE_FORMAT DATE_SUB DAY DAYNAME DAYOFMONTH DAYOFWEEK DAYOFYEAR EXTRACT FROM_DAYS FROM_UNIXTIME GET_FORMAT HOUR LAST_DAY LOCALTIME LOCALTIMESTAMP MAKEDATE MAKETIME MICROSECOND MINUTE MONTH MONTHNAME NOW PERIOD_ADD PERIOD_DIFF QUARTER SECOND SEC_TO_TIME STR_TO_DATE SUBDATE SUBTIME SYSDATE TIME TIMEDIFF TIMESTAMP TIMESTAMPADD TIMESTAMPDIFF TIME_FORMAT TIME_TO_SEC TO_DAYS UNIX_TIMESTAMP UTC_DATE UTC_TIME UTC_TIMESTAMP WEEK WEEKOFYEAR YEAR YEARWEEK Cadena Conversión Control de Flujo Encriptado Información Genéricas GROUP BY

WEEKDAY()

WEEKDAY(date)

Devuelve el índice del día de la semana para la fecha date (0 = Lunes, 1 = Martesy, ... 6 = Domingo):

mysql> SELECT WEEKDAY('1998-02-03 22:23:00');
+--------------------------------+
| WEEKDAY('1998-02-03 22:23:00') |
+--------------------------------+
|                              1 |
+--------------------------------+
1 row in set (0.00 sec)

mysql> SELECT WEEKDAY('1997-11-05');
+-----------------------+
| WEEKDAY('1997-11-05') |
+-----------------------+
|                     2 |
+-----------------------+
1 row in set (0.00 sec)