homework-jianmu/docs/examples/go/schemaless/native/main.go

46 lines
1.7 KiB
Go

package main
import (
"fmt"
"log"
"github.com/taosdata/driver-go/v3/af"
)
func main() {
host := "127.0.0.1"
lineDemo := "meters,groupid=2,location=California.SanFrancisco current=10.3000002f64,voltage=219i32,phase=0.31f64 1626006833639"
telnetDemo := "metric_telnet 1707095283260 4 host=host0 interface=eth0"
jsonDemo := "{\"metric\": \"metric_json\",\"timestamp\": 1626846400,\"value\": 10.3, \"tags\": {\"groupid\": 2, \"location\": \"California.SanFrancisco\", \"id\": \"d1001\"}}"
conn, err := af.Open(host, "root", "taosdata", "", 0)
if err != nil {
log.Fatalln("Failed to connect to host: " + host + "; ErrMessage: " + err.Error())
}
defer conn.Close()
_, err = conn.Exec("CREATE DATABASE IF NOT EXISTS power")
if err != nil {
log.Fatalln("Failed to create database power, ErrMessage: " + err.Error())
}
_, err = conn.Exec("USE power")
if err != nil {
log.Fatalln("Failed to use database power, ErrMessage: " + err.Error())
}
// insert influxdb line protocol
err = conn.InfluxDBInsertLines([]string{lineDemo}, "ms")
if err != nil {
log.Fatalln("Failed to insert data with schemaless, data:" + lineDemo + ", ErrMessage: " + err.Error())
}
// insert opentsdb telnet protocol
err = conn.OpenTSDBInsertTelnetLines([]string{telnetDemo})
if err != nil {
log.Fatalln("Failed to insert data with schemaless, data:" + telnetDemo + ", ErrMessage: " + err.Error())
}
// insert opentsdb json protocol
err = conn.OpenTSDBInsertJsonPayload(jsonDemo)
if err != nil {
log.Fatalln("Failed to insert data with schemaless, data:" + jsonDemo + ", ErrMessage: " + err.Error())
}
fmt.Println("Inserted data with schemaless successfully.")
}