42 lines
1.3 KiB
MySQL
42 lines
1.3 KiB
MySQL
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/*10.feladat*/
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CREATE DATABASE hamburger CHARACTER SET="utf8" COLLATE="utf8_hungarian_ci";
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/*12.feladat*/
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SELECT * FROM menutetel
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WHERE menutetel.ar = 2500;
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/*13*/
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UPDATE menutetel SET ar = 2300 WHERE nev LIKE "Grill pizza 32cm";
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/*14*/
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SELECT felhasznalo.nev as `vendeg_nev`,
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COUNT(rendeles.id) AS `rendeles_db`
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FROM rendeles
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INNER JOIN felhasznalo ON felhasznalo.id = rendeles.felhasznaloId
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GROUP BY felhasznalo.nev
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ORDER BY `rendeles_db` DESC LIMIT 9;
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/*15*/
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INSERT INTO menutetel (nev, ar, etelkatId) VALUES ("Boston Tészta", 2200, 3);
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/*16*/
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SELECT rendeles.id as `rendeles_azon`,
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rendeleselem.id as `rendeleselem_azon`,
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menutetel.nev as `menutetel_neve`
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FROM rendeles
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INNER JOIN felhasznalo ON felhasznalo.id = rendeles.felhasznaloId
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INNER JOIN rendeleselem ON rendeles.id = rendeleselem.rendelesId
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INNER JOIN menutetel ON rendeleselem.menutetelId = menutetel.id
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WHERE felhasznalo.nev LIKE "Balázs Flóra";
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/*17*/
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SELECT felhasznalo.nev as `felhasznalo_nev`,
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SUM(menutetel.ar * rendeleselem.mennyiseg) * 1.1 as `osszesen`
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FROM rendeleselem
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INNER JOIN rendeles ON rendeleselem.rendelesId = rendeles.id
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INNER JOIN felhasznalo ON rendeles.felhasznaloId = felhasznalo.id
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INNER JOIN menutetel ON menutetel.id = rendeleselem.menutetelId
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GROUP BY `felhasznalo_nev`
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ORDER BY `osszesen` DESC LIMIT 10;
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