Alibaba Cloud Intelligence introduces HBase Ganos, a spatio-temporal data engine designed for large-scale geospatial analytics on cloud platforms. It supports data analysis via Apache Spark and features hot and cold data separation. The document includes examples of spatial queries and demonstrates performance metrics in a testing environment.

2. Alibaba Cloud Intelligence TST

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9. • HBase Ganos is a new generation of Spatio-temporal Data Engine (SDE) based on GeoMesa
and Ali-HBase storage platform.
• Enable large-scale geospatial analytics on cloud and distributed computing systems
• Support data analysis based on Apache Spark using HBase Ganos as the backend datastore.
• Support hot and cold data separation

10. HBase Ganos HBase Ganos Spark

12. GeoHash uses interval halving on latitude and longitude to build up a bit-string of alternating
dimensions.

13. a: Define query region
b: spatial partition
c: calculate query range

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16. Testing Environment: Huabei-2
•Master node 2CPU 4GB (hbase.n1.medium)
•Core node 3 Node 4CPU 8GB (hbase.sn1.2xlarge)
•Writing Thread Num. 10
•Batching Size:1000
•Reading Thread Num. 10

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20. • GeoMesa Spark allows for execution of jobs on Apache Spark using
data stored in HBase Ganos.
• The library allows creation of Spark RDDs and DataFrames, writing of
Spark RDDs and DataFrames to HBase Ganos.

21. Global Index：
•Grid
•RTree
•QuadTree
•KDBTree
Local Index：
•QuadTree
•Rtree

23. SELECT ship_id,ST_PointToTrajectory(ship_id,dtg,geom) AS traj FROM point GROUP BY point.ship_id
SELECT * FROM aispoint WHERE st_contains(st_makeBBOX(114.00000,22.00000,115.00000,23.00000), geom)
|AND dtg between cast('2018-09-08T01:00:00Z' as timestamp) AND cast('2018-09-13T01:00:00Z' as timestamp)

24. Amount of Points:
985,800,104 Time 53ms
Result count 15
1. Spatial Query
Time 145ms
Result count 7
2. Id and time query