21 lines
412 B
MySQL
21 lines
412 B
MySQL
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DELIMITER $$
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CREATE OR REPLACE DEFINER=`root`@`localhost` FUNCTION `vn`.`currentRate`(vCurrencyFk INT, vDated DATE)
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RETURNS decimal(10,4)
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NOT DETERMINISTIC
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READS SQL DATA
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BEGIN
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DECLARE curRate DECIMAL(10,4);
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SELECT value INTO curRate
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FROM referenceRate
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WHERE dated <= vDated
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AND currencyFk = vCurrencyFk
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ORDER BY dated DESC
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LIMIT 1;
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RETURN curRate;
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END$$
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DELIMITER ;
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