febrero 24, 2023

¿Cómo poner el conteo de las filas en una consulta en MySql?

 ¿Cómo poner el conteo de las filas en una consulta en MySql?


SELECT 

@rownum := @rownum + 1 AS contador,  /*Contador*/

t.*  /* nombre de la tabla temporal.campos de la tabla*/

FROM (

SELECT * 

FROM  `nombretabla`

WHERE   `nombretabla`.`campotabla` NOT LIKE "condiciones"

ORDER BY   `nombretabla`.`campotabla`

) t, /*nombre de la tabla temporal*/

(SELECT @rownum := 0) r /*incia el contador en cero*/


Tomado de https://stackoverflow.com/questions/1895110/row-number-in-mysql

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¿Cómo poner el conteo de las filas en una consulta en MySql?

 ¿Cómo poner el conteo de las filas en una consulta en MySql? SELECT  @rownum := @rownum + 1 AS contador,  /*Contador*/ t.*  /* nombre d...