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84 lines
2.8 KiB
SQL
84 lines
2.8 KiB
SQL
--====================================================================
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-- Step 1: Sample Analytical Queries - While the Data Ingestion is going on
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--====================================================================
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-- Query the In-Memory OLTP Table for all the latest Safety Telemetry Events
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SELECT EventID,
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EventMessage,
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City,
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OutsideTemperature,
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EngineTemperature,
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Speed,
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Fuel,
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EngineOil,
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TirePressure,
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Odometer,
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AcceleratorPedalPosition,
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ParkingBrakeStatus,
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HeadlampStatus,
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BrakePedalStatus,
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TransmissionGearPosition,
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IgnitionStatus,
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WindshieldWiperStatus,
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Abs
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FROM Events
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WHERE EventCategoryId = 2; -- Safety Event
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-- Query the Temporal Disk based Table for ALL Telemetry data for a specific car
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SELECT *
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FROM EventsHistory
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WHERE AutoID = 50;
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SELECT EventMessage,
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AVG(Speed) AS AvgSpeed,
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AVG(EngineTemperature) AS AvgEngineTemperature,
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AVG(EngineOil) AS AvgEngineOil,
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AVG(TirePressure) AS AvgTirePressure,
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MIN(TransmissionGearPosition) AS MinGearPosition,
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MAX(TransmissionGearPosition) AS MinGearPosition,
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AVG(TransmissionGearPosition) AS AvgGearPosition
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FROM EventsHistory
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WHERE AutoID = 50
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GROUP BY EventMessage;
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--=====================================================
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-- Step 2: Sample SQL Graph Queries with Nodes and Edges
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--=====================================================
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-- Rohan's Cars
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SELECT p.fullname, a1.AutoID, a1.OwnerID, a1.VIN, a1.Make, a1.Model, a1.Year, a1.DriveTrain, a1.EngineType, a1.ExteriorColor, a1.InteriorColor, a1.Transmission
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FROM Person p, owns_auto o1, Auto a1
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WHERE MATCH(a1<-(o1)-p)
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AND p.PersonID = 81
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-- Find all Rohan's friends who drive the same car as Rohan
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SELECT f.fullname, a.AutoID, a.VIN, a.Make, a.Model, a.Year, a.DriveTrain, a.EngineType, a.ExteriorColor, a.InteriorColor, a.Transmission
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FROM Person p, owns_auto o1, auto a1, is_friend_of isf, Person f, owns_auto o, auto a
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WHERE MATCH(a1<-(o1)-p-(isf)->f-(o)->a)
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AND p.PersonID = 81
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AND a1.model = a.model
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AND a1.model = 'Convertible 2DR'
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-- Get driving score for Rohan and his friends
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SELECT p.fullname, dr.Rank, dr.Rating, dr.overall_score, dr.Trend, dr.rank_change
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FROM Person p, has_score h, DriveScore dr
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WHERE MATCH(p-(h)->dr)
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AND p.PersonID = 81
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UNION
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SELECT f.fullname, ds.Rank, ds.Rating, ds.overall_score, ds.Trend, ds.rank_change
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FROM Person pp, is_friend_of isfof, Person f, has_score hs, DriveScore ds
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WHERE MATCH(pp-(isfof)->f-(hs)->ds)
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and pp.PersonID = 81
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-- Compare Rohan's Driving Score with Shreya's Driving Score
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SELECT p.fullname, dr.Rank, dr.Rating, dr.overall_score, dr.Trend
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FROM Person p, has_score h, DriveScore dr
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WHERE MATCH(p-(h)->dr)
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AND p.PersonID = 81 -- Rohan
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UNION
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SELECT p.fullname, dr.Rank, dr.Rating, dr.overall_score, dr.Trend
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FROM Person p, has_score h, DriveScore dr
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WHERE MATCH(p-(h)->dr)
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AND p.PersonID = 85 -- Shreya
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