/
Coffee Demo-1691682383505.json
741 lines (741 loc) · 17.6 KB
/
Coffee Demo-1691682383505.json
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"targets": [
{
"datasource": {
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"queryText": "WITH transitions AS (\n SELECT \n t._time, \n CASE\n WHEN t.amperage >= 0.02 THEN 1\n ELSE 0\n END as current_state,\n LEAD(\n CASE\n WHEN t.amperage >= 0.02 THEN 1\n ELSE 0\n END, 1, 0\n ) OVER (ORDER BY t._time) as next_state\n FROM (\n SELECT\n DATE_BIN(INTERVAL '20 seconds', time, TIMESTAMP '2022-01-01 00:00:00Z') AS _time,\n (ABS(median(\"pin_voltage\") / 3.3) * 100) as amperage \n FROM \"power_meter\"\n WHERE $__timeRange(time)\n GROUP BY _time\n ) as t\n)\n\nSELECT COUNT(*) as coffee_count\nFROM transitions\nWHERE current_state = 1 AND next_state = 0;",
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"title": "Number of Coffees",
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"targets": [
{
"datasource": {
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"uid": "${DS_SERVERLESS}"
},
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"queryText": "SELECT \n t._time, \n CASE\n WHEN t.amperage >= 0.02 THEN 'brewing'\n ELSE 'standby'\n END as state\nFROM (\n SELECT\n DATE_BIN(INTERVAL '20 seconds', time, TIMESTAMP '2022-01-01 00:00:00Z') AS _time,\n (ABS(median(\"pin_voltage\") / 3.3) * 100) as amperage \n FROM \"power_meter\"\n WHERE $__timeRange(time)\n GROUP BY _time\n) as t\nORDER BY t._time",
"rawEditor": true,
"rawQuery": true,
"refId": "A"
}
],
"title": "Brewing Timeline",
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"style": "dark",
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"timezone": "",
"title": "Coffee Demo",
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"weekStart": ""
}