14 lines
488 B
SQL
14 lines
488 B
SQL
-- Stale devices: enabled devices with no GPS fix in last 2 hours
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SELECT
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d.imei,
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d.device_name,
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lp.gps_time AS last_gps_time,
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EXTRACT(EPOCH FROM (NOW() - lp.gps_time)) / 3600 AS hours_since_fix
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FROM tracksolid.devices d
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LEFT JOIN tracksolid.live_positions lp ON lp.imei = d.imei
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WHERE d.enabled_flag = 1
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AND (
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lp.gps_time IS NULL
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OR lp.gps_time < NOW() - INTERVAL '2 hours'
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)
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ORDER BY hours_since_fix DESC NULLS FIRST;
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