MySQL Stored Procedures
DELIMITER $$
CREATE PROCEDURE GetCustomers()
BEGIN
SELECT
customerName,
city,
state,
postalCode,
country
FROM
customers
ORDER BY customerName;
END $$
DELIMITER ;
-- Once you save the stored procedure, you can invoke it by using the CALL statement:
CALL GetCustomers();MYSQL stored procedure select from
DELIMITER |
CREATE PROCEDURE getNearestCities(IN cityID INT)
BEGIN
DECLARE cityLat FLOAT;
DECLARE cityLng FLOAT;
SET cityLat = SELECT cities.lat FROM cities WHERE cities.id = cityID;
SET cityLng = SELECT cities.lng FROM cities WHERE cities.id = cityID;
SELECT *, HAVERSINE(cityLat,cityLng, cities.lat, cities.lng) AS dist FROM cities ORDER BY dist LIMIT 10;
END |Copyright © 2021 Codeinu
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