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10 lines
519 B
MySQL
10 lines
519 B
MySQL
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CREATE TRIGGER `fso_roommates_BEFORE_INSERT` BEFORE INSERT ON `fso_roommates` FOR EACH ROW BEGIN
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IF (SELECT COUNT(*) FROM fso_roommates a WHERE NEW.avatar_id = a.avatar_id) > 0 THEN
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SIGNAL SQLSTATE '45000'
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SET MESSAGE_TEXT = 'Cannot be a roommate of more than one lot. (currently, will likely change in future.)';
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END IF;
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IF (SELECT COUNT(*) FROM fso_roommates a WHERE NEW.lot_id = a.lot_id) >= 8 THEN
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SIGNAL SQLSTATE '45000'
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SET MESSAGE_TEXT = 'Cannot have more than 8 roommates in a lot.';
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END IF;
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END;
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