32 lines
1.4 KiB
JavaScript
32 lines
1.4 KiB
JavaScript
const taos = require("td2.0-connector");
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const conn = taos.connect({
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host: "localhost",
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});
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const cursor = conn.cursor();
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try {
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cursor.execute("CREATE DATABASE power");
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cursor.execute("USE power");
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cursor.execute(
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"CREATE STABLE meters (ts TIMESTAMP, current FLOAT, voltage INT, phase FLOAT) TAGS (location BINARY(64), groupId INT)"
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);
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var sql = `INSERT INTO power.d1001 USING power.meters TAGS(California.SanFrancisco, 2) VALUES ('2018-10-03 14:38:05.000', 10.30000, 219, 0.31000) ('2018-10-03 14:38:15.000', 12.60000, 218, 0.33000) ('2018-10-03 14:38:16.800', 12.30000, 221, 0.31000)
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power.d1002 USING power.meters TAGS(California.SanFrancisco, 3) VALUES ('2018-10-03 14:38:16.650', 10.30000, 218, 0.25000)
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power.d1003 USING power.meters TAGS(California.LosAngeles, 2) VALUES ('2018-10-03 14:38:05.500', 11.80000, 221, 0.28000) ('2018-10-03 14:38:16.600', 13.40000, 223, 0.29000)
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power.d1004 USING power.meters TAGS(California.LosAngeles, 3) VALUES ('2018-10-03 14:38:05.000', 10.80000, 223, 0.29000) ('2018-10-03 14:38:06.500', 11.50000, 221, 0.35000)`;
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cursor.execute(sql);
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} finally {
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cursor.close();
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conn.close();
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}
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// run with: node insert_example.js
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// output:
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// Successfully connected to TDengine
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// Query OK, 0 row(s) affected (0.00509570s)
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// Query OK, 0 row(s) affected (0.00130880s)
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// Query OK, 0 row(s) affected (0.00467900s)
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// Query OK, 8 row(s) affected (0.04043550s)
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// Connection is closed
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