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CREATE DATABASE IF NOT EXISTS iris_db; | |
USE iris_db; | |
CREATE TABLE IF NOT EXISTS iris ( | |
vector VECTOR(4), | |
species VARCHAR(20) | |
); | |
INSERT INTO iris VALUES | |
('[5.1,3.5,1.4,0.2]','Iris-setosa'), | |
('[4.9,3,1.4,0.2]','Iris-setosa'), | |
('[4.7,3.2,1.3,0.2]','Iris-setosa'), | |
('[4.6,3.1,1.5,0.2]','Iris-setosa'), | |
('[5,3.6,1.4,0.2]','Iris-setosa'), | |
('[5.4,3.9,1.7,0.4]','Iris-setosa'), | |
('[4.6,3.4,1.4,0.3]','Iris-setosa'), | |
('[5,3.4,1.5,0.2]','Iris-setosa'), | |
('[4.4,2.9,1.4,0.2]','Iris-setosa'), | |
('[4.9,3.1,1.5,0.1]','Iris-setosa'), | |
('[5.4,3.7,1.5,0.2]','Iris-setosa'), | |
('[4.8,3.4,1.6,0.2]','Iris-setosa'), | |
('[4.8,3,1.4,0.1]','Iris-setosa'), | |
('[4.3,3,1.1,0.1]','Iris-setosa'), | |
('[5.8,4,1.2,0.2]','Iris-setosa'), | |
('[5.7,4.4,1.5,0.4]','Iris-setosa'), | |
('[5.4,3.9,1.3,0.4]','Iris-setosa'), | |
('[5.1,3.5,1.4,0.3]','Iris-setosa'), | |
('[5.7,3.8,1.7,0.3]','Iris-setosa'), | |
('[5.1,3.8,1.5,0.3]','Iris-setosa'), | |
('[5.4,3.4,1.7,0.2]','Iris-setosa'), | |
('[5.1,3.7,1.5,0.4]','Iris-setosa'), | |
('[4.6,3.6,1,0.2]','Iris-setosa'), | |
('[5.1,3.3,1.7,0.5]','Iris-setosa'), | |
('[4.8,3.4,1.9,0.2]','Iris-setosa'), | |
('[5,3,1.6,0.2]','Iris-setosa'), | |
('[5,3.4,1.6,0.4]','Iris-setosa'), | |
('[5.2,3.5,1.5,0.2]','Iris-setosa'), | |
('[5.2,3.4,1.4,0.2]','Iris-setosa'), | |
('[4.7,3.2,1.6,0.2]','Iris-setosa'), | |
('[4.8,3.1,1.6,0.2]','Iris-setosa'), | |
('[5.4,3.4,1.5,0.4]','Iris-setosa'), | |
('[5.2,4.1,1.5,0.1]','Iris-setosa'), | |
('[5.5,4.2,1.4,0.2]','Iris-setosa'), | |
('[4.9,3.1,1.5,0.1]','Iris-setosa'), | |
('[5,3.2,1.2,0.2]','Iris-setosa'), | |
('[5.5,3.5,1.3,0.2]','Iris-setosa'), | |
('[4.9,3.1,1.5,0.1]','Iris-setosa'), | |
('[4.4,3,1.3,0.2]','Iris-setosa'), | |
('[5.1,3.4,1.5,0.2]','Iris-setosa'), | |
('[5,3.5,1.3,0.3]','Iris-setosa'), | |
('[4.5,2.3,1.3,0.3]','Iris-setosa'), | |
('[4.4,3.2,1.3,0.2]','Iris-setosa'), | |
('[5,3.5,1.6,0.6]','Iris-setosa'), | |
('[5.1,3.8,1.9,0.4]','Iris-setosa'), | |
('[4.8,3,1.4,0.3]','Iris-setosa'), | |
('[5.1,3.8,1.6,0.2]','Iris-setosa'), | |
('[4.6,3.2,1.4,0.2]','Iris-setosa'), | |
('[5.3,3.7,1.5,0.2]','Iris-setosa'), | |
('[5,3.3,1.4,0.2]','Iris-setosa'), | |
('[7,3.2,4.7,1.4]','Iris-versicolor'), | |
('[6.4,3.2,4.5,1.5]','Iris-versicolor'), | |
('[6.9,3.1,4.9,1.5]','Iris-versicolor'), | |
('[5.5,2.3,4,1.3]','Iris-versicolor'), | |
('[6.5,2.8,4.6,1.5]','Iris-versicolor'), | |
('[5.7,2.8,4.5,1.3]','Iris-versicolor'), | |
('[6.3,3.3,4.7,1.6]','Iris-versicolor'), | |
('[4.9,2.4,3.3,1]','Iris-versicolor'), | |
('[6.6,2.9,4.6,1.3]','Iris-versicolor'), | |
('[5.2,2.7,3.9,1.4]','Iris-versicolor'), | |
('[5,2,3.5,1]','Iris-versicolor'), | |
('[5.9,3,4.2,1.5]','Iris-versicolor'), | |
('[6,2.2,4,1]','Iris-versicolor'), | |
('[6.1,2.9,4.7,1.4]','Iris-versicolor'), | |
('[5.6,2.9,3.6,1.3]','Iris-versicolor'), | |
('[6.7,3.1,4.4,1.4]','Iris-versicolor'), | |
('[5.6,3,4.5,1.5]','Iris-versicolor'), | |
('[5.8,2.7,4.1,1]','Iris-versicolor'), | |
('[6.2,2.2,4.5,1.5]','Iris-versicolor'), | |
('[5.6,2.5,3.9,1.1]','Iris-versicolor'), | |
('[5.9,3.2,4.8,1.8]','Iris-versicolor'), | |
('[6.1,2.8,4,1.3]','Iris-versicolor'), | |
('[6.3,2.5,4.9,1.5]','Iris-versicolor'), | |
('[6.1,2.8,4.7,1.2]','Iris-versicolor'), | |
('[6.4,2.9,4.3,1.3]','Iris-versicolor'), | |
('[6.6,3,4.4,1.4]','Iris-versicolor'), | |
('[6.8,2.8,4.8,1.4]','Iris-versicolor'), | |
('[6.7,3,5,1.7]','Iris-versicolor'), | |
('[6,2.9,4.5,1.5]','Iris-versicolor'), | |
('[5.7,2.6,3.5,1]','Iris-versicolor'), | |
('[5.5,2.4,3.8,1.1]','Iris-versicolor'), | |
('[5.5,2.4,3.7,1]','Iris-versicolor'), | |
('[5.8,2.7,3.9,1.2]','Iris-versicolor'), | |
('[6,2.7,5.1,1.6]','Iris-versicolor'), | |
('[5.4,3,4.5,1.5]','Iris-versicolor'), | |
('[6,3.4,4.5,1.6]','Iris-versicolor'), | |
('[6.7,3.1,4.7,1.5]','Iris-versicolor'), | |
('[6.3,2.3,4.4,1.3]','Iris-versicolor'), | |
('[5.6,3,4.1,1.3]','Iris-versicolor'), | |
('[5.5,2.5,4,1.3]','Iris-versicolor'), | |
('[5.5,2.6,4.4,1.2]','Iris-versicolor'), | |
('[6.1,3,4.6,1.4]','Iris-versicolor'), | |
('[5.8,2.6,4,1.2]','Iris-versicolor'), | |
('[5,2.3,3.3,1]','Iris-versicolor'), | |
('[5.6,2.7,4.2,1.3]','Iris-versicolor'), | |
('[5.7,3,4.2,1.2]','Iris-versicolor'), | |
('[5.7,2.9,4.2,1.3]','Iris-versicolor'), | |
('[6.2,2.9,4.3,1.3]','Iris-versicolor'), | |
('[5.1,2.5,3,1.1]','Iris-versicolor'), | |
('[5.7,2.8,4.1,1.3]','Iris-versicolor'), | |
('[6.3,3.3,6,2.5]','Iris-virginica'), | |
('[5.8,2.7,5.1,1.9]','Iris-virginica'), | |
('[7.1,3,5.9,2.1]','Iris-virginica'), | |
('[6.3,2.9,5.6,1.8]','Iris-virginica'), | |
('[6.5,3,5.8,2.2]','Iris-virginica'), | |
('[7.6,3,6.6,2.1]','Iris-virginica'), | |
('[4.9,2.5,4.5,1.7]','Iris-virginica'), | |
('[7.3,2.9,6.3,1.8]','Iris-virginica'), | |
('[6.7,2.5,5.8,1.8]','Iris-virginica'), | |
('[7.2,3.6,6.1,2.5]','Iris-virginica'), | |
('[6.5,3.2,5.1,2]','Iris-virginica'), | |
('[6.4,2.7,5.3,1.9]','Iris-virginica'), | |
('[6.8,3,5.5,2.1]','Iris-virginica'), | |
('[5.7,2.5,5,2]','Iris-virginica'), | |
('[5.8,2.8,5.1,2.4]','Iris-virginica'), | |
('[6.4,3.2,5.3,2.3]','Iris-virginica'), | |
('[6.5,3,5.5,1.8]','Iris-virginica'), | |
('[7.7,3.8,6.7,2.2]','Iris-virginica'), | |
('[7.7,2.6,6.9,2.3]','Iris-virginica'), | |
('[6,2.2,5,1.5]','Iris-virginica'), | |
('[6.9,3.2,5.7,2.3]','Iris-virginica'), | |
('[5.6,2.8,4.9,2]','Iris-virginica'), | |
('[7.7,2.8,6.7,2]','Iris-virginica'), | |
('[6.3,2.7,4.9,1.8]','Iris-virginica'), | |
('[6.7,3.3,5.7,2.1]','Iris-virginica'), | |
('[7.2,3.2,6,1.8]','Iris-virginica'), | |
('[6.2,2.8,4.8,1.8]','Iris-virginica'), | |
('[6.1,3,4.9,1.8]','Iris-virginica'), | |
('[6.4,2.8,5.6,2.1]','Iris-virginica'), | |
('[7.2,3,5.8,1.6]','Iris-virginica'), | |
('[7.4,2.8,6.1,1.9]','Iris-virginica'), | |
('[7.9,3.8,6.4,2]','Iris-virginica'), | |
('[6.4,2.8,5.6,2.2]','Iris-virginica'), | |
('[6.3,2.8,5.1,1.5]','Iris-virginica'), | |
('[6.1,2.6,5.6,1.4]','Iris-virginica'), | |
('[7.7,3,6.1,2.3]','Iris-virginica'), | |
('[6.3,3.4,5.6,2.4]','Iris-virginica'), | |
('[6.4,3.1,5.5,1.8]','Iris-virginica'), | |
('[6,3,4.8,1.8]','Iris-virginica'), | |
('[6.9,3.1,5.4,2.1]','Iris-virginica'), | |
('[6.7,3.1,5.6,2.4]','Iris-virginica'), | |
('[6.9,3.1,5.1,2.3]','Iris-virginica'), | |
('[5.8,2.7,5.1,1.9]','Iris-virginica'), | |
('[6.8,3.2,5.9,2.3]','Iris-virginica'), | |
('[6.7,3.3,5.7,2.5]','Iris-virginica'), | |
('[6.7,3,5.2,2.3]','Iris-virginica'), | |
('[6.3,2.5,5,1.9]','Iris-virginica'), | |
('[6.5,3,5.2,2]','Iris-virginica'), | |
('[6.2,3.4,5.4,2.3]','Iris-virginica'), | |
('[5.9,3,5.1,1.8]','Iris-virginica'); | |
-- Query 1 | |
-- Dot Product | |
SELECT species | |
FROM iris | |
WHERE vector <*> ('[5.9,3,5.1,1.8]' :> VECTOR(4)) = vector <*> vector; | |
-- Euclidean Distance | |
SELECT species | |
FROM iris | |
WHERE vector <-> ('[5.9,3,5.1,1.8]' :> VECTOR(4)) = 0; | |
-- Cosine Similarity | |
SELECT species | |
FROM iris | |
WHERE (vector <*> ('[5.9,3,5.1,1.8]' :> VECTOR(4))) / SQRT((vector <*> vector) * (('[5.9,3,5.1,1.8]' :> VECTOR(4)) <*> ('[5.9,3,5.1,1.8]' :> VECTOR(4)))) = 1; | |
-- Query 2 | |
-- Dot Product | |
SELECT species | |
FROM iris | |
ORDER BY vector <*> ('[5.2,3.6,1.5,0.3]' :> VECTOR(4)) DESC | |
LIMIT 1; | |
-- Euclidean Distance | |
SELECT species | |
FROM iris | |
ORDER BY vector <-> ('[5.2,3.6,1.5,0.3]' :> VECTOR(4)) | |
LIMIT 1; | |
-- Cosine Similarity | |
SELECT species | |
FROM iris | |
ORDER BY (vector <*> ('[5.2,3.6,1.5,0.3]' :> VECTOR(4))) / SQRT((vector <*> vector) * (('[5.2,3.6,1.5,0.3]' :> VECTOR(4)) <*> ('[5.2,3.6,1.5,0.3]' :> VECTOR(4)))) DESC | |
LIMIT 1; |
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