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36 lines
1.1 KiB
SQL
36 lines
1.1 KiB
SQL
SELECT L1Norm([1, 2, 3]);
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SELECT L2Norm([3., 4., 5.]);
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SELECT LinfNorm([0, 0, 2]);
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-- Overflows
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WITH CAST([-547274980, 1790553898, 1981517754, 1908431500, 1352428565, -573412550, -552499284, 2096941042], 'Array(Int32)') AS a
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SELECT
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L1Norm(a),
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L2Norm(a),
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LinfNorm(a);
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DROP TABLE IF EXISTS vec1;
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DROP TABLE IF EXISTS vec1f;
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DROP TABLE IF EXISTS vec1d;
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CREATE TABLE vec1 (id UInt64, v Array(UInt8)) ENGINE = Memory;
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CREATE TABLE vec1f (id UInt64, v Array(Float32)) ENGINE = Memory;
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CREATE TABLE vec1d (id UInt64, v Array(Float64)) ENGINE = Memory;
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INSERT INTO vec1 VALUES (1, [3, 4]), (2, [2]), (3, [3, 3, 3]), (4, NULL);
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INSERT INTO vec1f VALUES (1, [3, 4]), (2, [2]), (3, [3, 3, 3]), (4, NULL);
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INSERT INTO vec1d VALUES (1, [3, 4]), (2, [2]), (3, [3, 3, 3]), (4, NULL);
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SELECT id, L2Norm(v) FROM vec1;
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SELECT id, L1Norm(materialize([5., 6.])) FROM vec1;
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SELECT id, L2Norm(v) FROM vec1f;
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SELECT id, L1Norm(materialize([5., 6.])) FROM vec1f;
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SELECT id, L2Norm(v) FROM vec1d;
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SELECT id, L1Norm(materialize([5., 6.])) FROM vec1d;
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SELECT L1Norm(1, 2); -- { serverError 42 }
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DROP TABLE vec1;
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DROP TABLE vec1f;
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DROP TABLE vec1d;
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