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我需要获取每个人使用PostGIS以多边形形式定义的特定位置的次数。获取动作发生的次数
这里是我开始的SQL语句:
SELECT id_p
FROM Movement
WHERE ST_Contains('POLYGON((long1 lat1, long2 lat2, long3 lat3, long4 lat4))',
ST_MakePoint(longitude,latitude))
AND (datehour::date BETWEEN '2017-01-01' AND '2017-01-31')
AND speed = 0