salix/db/routines/psico/views/results.sql

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MySQL
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CREATE OR REPLACE DEFINER=`root`@`localhost`
SQL SECURITY DEFINER
VIEW `psico`.`results`
AS SELECT `eq`.`examFk` AS `examFk`,
sum(`a`.`correct` * `a`.`correct`) AS `aciertos`,
`e`.`questionsCount` AS `questionsCount`,
HOUR(timediff(`e`.`finished`, `e`.`started`)) * 60 + MINUTE(timediff(`e`.`finished`, `e`.`started`)) AS `minutos`,
least(
3,
3 * (`e`.`questionsCount` * 0.5) / (
HOUR(timediff(`e`.`finished`, `e`.`started`)) * 60 + MINUTE(timediff(`e`.`finished`, `e`.`started`))
)
) + 7 * sum(`a`.`correct` * `a`.`correct`) / `e`.`questionsCount` AS `nota`
FROM (
(
`psico`.`exam` `e`
JOIN `psico`.`examQuestion` `eq` ON(`eq`.`examFk` = `e`.`id`)
)
JOIN `psico`.`answer` `a` ON(`eq`.`answerFk` = `a`.`id`)
)
GROUP BY `eq`.`examFk`,
`e`.`questionsCount`