find new sensor readings in node-red log
[eg5120] / nl_new.sql
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2 create temporary table nl_received as select _id,json->'received' as received from nodelog where json->'received' is not null;
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4 create temporary table eg_received as select _id,json->'received' as received from eg5120 where json->'received' is not null;
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6 select count(*) from nl_received where received not in (select received from eg_received) ;
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8 create table nl_new as select * from nl_received where received not in (select received from eg_received) ;
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10 select time,mac,addr,"nodeId",json,_id,sensor_type from nodelog where _id in (select _id from nl_new);
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12 --insert into eg5120 select time,mac,addr,"nodeId",json,sensor_type from nodelog where _id in (select _id from nl_new);