18 lines
337 B
SQL
18 lines
337 B
SQL
SELECT
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Name,
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COUNT(*) AS Jam_count
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FROM (
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SELECT Name, t_stamp
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FROM jam_area
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WHERE t_stamp BETWEEN :starttime AND :endtime
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UNION ALL
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SELECT Name, t_stamp
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FROM lane_data
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WHERE t_stamp BETWEEN :starttime AND :endtime
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AND Jam = 1
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) AS combined_jams
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GROUP BY Name
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ORDER BY Jam_count DESC;
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