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email-tracker/external/duckdb/benchmark/realnest/hep/queries/q08.sql
2025-10-24 19:21:19 -05:00

88 lines
2.6 KiB
SQL

WITH uniform_structure_leptons AS (
SELECT
event,
MET,
list_distinct(
list_concat(
list_transform(
COALESCE(Muon, ARRAY []),
x -> CAST( ROW(x.pt, x.eta, x.phi, x.mass, x.charge, 'm') AS ROW( pt REAL, eta REAL, phi REAL, mass REAL, charge INTEGER, type CHAR ) )
),
list_transform(
COALESCE(Electron, ARRAY []),
x -> CAST( ROW(x.pt, x.eta, x.phi, x.mass, x.charge, 'e') AS ROW( pt REAL, eta REAL, phi REAL, mass REAL, charge INTEGER, type CHAR ) )
)
)
) AS Leptons
FROM hep_singleMu
WHERE len(Muon) + len(Electron) > 2
),
lepton_pairs AS (
WITH m AS (select unnest(Leptons) AS m FROM hep_singleMu)
SELECT
*,
CAST(
ROW(
l1.pt * cos(l1.phi) + l2.pt * cos(l2.phi),
l1.pt * sin(l1.phi) + l2.pt * sin(l2.phi),
l1.pt * ( ( exp(l1.eta) - exp(-l1.eta) ) / 2.0 ) + l2.pt * ( ( exp(l2.eta) - exp(-l2.eta) ) / 2.0 ),
sqrt(l1.pt * cosh(l1.eta) * l1.pt * cosh(l1.eta) + l1.mass * l1.mass) + sqrt(l2.pt * cosh(l2.eta) * l2.pt * cosh(l2.eta) + l2.mass * l2.mass)
) AS
ROW (x REAL, y REAL, z REAL, e REAL)
) AS l,
idx1 AS l1_idx,
idx2 AS l2_idx
FROM uniform_structure_leptons
CROSS JOIN (
SELECT l1, row_number()OVER (PARTITION BY event) idx1
FROM (select unnest(Leptons) l1, event FROM uniform_structure_leptons)
) AS _l1
CROSS JOIN (
SELECT l2, row_number()OVER (PARTITION BY event) idx2
FROM (select unnest(Leptons) l2, event FROM uniform_structure_leptons)
) AS _l2
WHERE idx1 < idx2 AND l1.type = l2.type AND l1.charge != l2.charge
),
processed_pairs AS (
SELECT
event,
min_by(
ROW(
l1_idx,
l2_idx,
Leptons,
MET.pt,
MET.phi
),
abs(91.2 - sqrt(l.e * l.e - l.x * l.x - l.y * l.y - l.z * l.z))
) AS system
FROM lepton_pairs
GROUP BY event
),
other_max_pt AS (
SELECT event, CAST(max_by(sqrt(2 * system[4] * l.pt * (1.0 - cos((system[5]- l.phi + pi()) % (2 * pi()) - pi()))), l.pt) AS REAL) AS pt
FROM processed_pairs
CROSS JOIN (
SELECT l, row_number()OVER (PARTITION BY row_id) idx
FROM (select unnest(system[3]) AS l, event row_id FROM processed_pairs)
)
WHERE idx != system[1] AND idx != system[2]
GROUP BY event
)
SELECT
FLOOR((
CASE
WHEN pt < 15 THEN 14.99
WHEN pt > 250 THEN 250.1
ELSE pt
END - 0.9) / 2.35) * 2.35 + 2.075 AS x,
COUNT(*) AS y
FROM other_max_pt
GROUP BY FLOOR((
CASE
WHEN pt < 15 THEN 14.99
WHEN pt > 250 THEN 250.1
ELSE pt
END - 0.9) / 2.35) * 2.35 + 2.075
ORDER BY x;