from influxdb_client_3 import InfluxDBClient3
import pandas
import os
database = os.getenv('INFLUX_DATABASE')
token = os.getenv('INFLUX_TOKEN')
host="https://us-east-1-1.aws.cloud2.influxdata.com"
def querySQL():
client = InfluxDBClient3(host, database=database, token=token)
table = client.query(
'''SELECT
room,
DATE_BIN(INTERVAL '1 day', time) AS _time,
AVG(temp) AS temp,
AVG(hum) AS hum,
AVG(co) AS co
FROM home
WHERE time >= now() - INTERVAL '90 days'
GROUP BY room, _time
ORDER BY _time'''
)
print(table.to_pandas().to_markdown())
client.close()
querySQL()
c
from influxdb_client_3 import InfluxDBClient3
import os
database = os.getenv('INFLUX_DATABASE')
token = os.getenv('INFLUX_TOKEN')
host="https://us-east-1-1.aws.cloud2.influxdata.com"
def write_line_protocol():
client = InfluxDBClient3(host, database=database, token=token)
record = "home,room=Living\\ Room temp=22.2,hum=36.4,co=17i"
print("Writing record:", record )
client.write(record)
client.close()
write_line_protocol()
c
@main
struct QueryCpuData: AsyncParsableCommand {
@Option(name: .shortAndLong, help: "The name or id of the bucket destination.")
private var bucket: String
@Option(name: .shortAndLong, help: "The name or id of the organization destination.")
private var org: String
@Option(name: .shortAndLong, help: "Authentication token.")
private var token: String
@Option(name: .shortAndLong, help: "HTTP address of InfluxDB.")
private var url: String
}
extension QueryCpuData {
mutating func run() async throws {
//
// Initialize Client with default Bucket and Organization
//
let client = InfluxDBClient(
url: url,
token: token,
options: InfluxDBClient.InfluxDBOptions(bucket: bucket, org: org))
// Flux query
let query = """
from(bucket: "\(self.bucket)")
|> range(start: -10m)
|> filter(fn: (r) => r["_measurement"] == "cpu")
|> filter(fn: (r) => r["cpu"] == "cpu-total")
|> filter(fn: (r) => r["_field"] == "usage_user" or r["_field"] == "usage_system")
|> last()
"""
print("\nQuery to execute:\n\(query)\n")
let response = try await client.queryAPI.queryRaw(query: query)
let csv = String(decoding: response, as: UTF8.self)
print("InfluxDB response: \(csv)")
client.close()
}
}
c
import ArgumentParser
import Foundation
import InfluxDBSwift
import InfluxDBSwiftApis
@main
struct WriteData: AsyncParsableCommand {
@Option(name: .shortAndLong, help: "The name or id of the bucket destination.")
private var bucket: String
@Option(name: .shortAndLong, help: "The name or id of the organization destination.")
private var org: String
@Option(name: .shortAndLong, help: "Authentication token.")
private var token: String
@Option(name: .shortAndLong, help: "HTTP address of InfluxDB.")
private var url: String
}
extension WriteData {
mutating func run() async throws {
//
// Initialize Client with default Bucket and Organization
//
let client = InfluxDBClient(
url: url,
token: token,
options: InfluxDBClient.InfluxDBOptions(bucket: bucket, org: org))
//
// Record defined as Data Point
//
let recordPoint = InfluxDBClient
.Point("demo")
.addTag(key: "type", value: "point")
.addField(key: "value", value: .int(2))
//
// Record defined as Data Point with Timestamp
//
let recordPointDate = InfluxDBClient
.Point("demo")
.addTag(key: "type", value: "point-timestamp")
.addField(key: "value", value: .int(2))
.time(time: .date(Date()))
try await client.makeWriteAPI().write(points: [recordPoint, recordPointDate])
print("Written data:\n\n\([recordPoint, recordPointDate].map { "\t- \($0)" }.joined(separator: "\n"))")
print("\nSuccess!")
client.close()
}
}
c
import {InfluxDBClient} from '@influxdata/influxdb3-client'
import {tableFromArrays} from 'apache-arrow';
const database = process.env.INFLUX_DATABASE;
const token = process.env.INFLUX_TOKEN;
const host = "https://us-east-1-1.aws.cloud2.influxdata.com";
async function main() {
const client = new InfluxDBClient({host, token})
const query = `
SELECT
room,
DATE_BIN(INTERVAL '1 day', time) AS _time,
AVG(temp) AS temp,
AVG(hum) AS hum,
AVG(co) AS co
FROM home
WHERE time >= now() - INTERVAL '90 days'
GROUP BY room, _time
ORDER BY _time
`
const result = await client.query(query, database)
const data = {room: [], day: [], temp: []}
for await (const row of result) {
data.day.push(new Date(row._time).toISOString())
data.room.push(row.room)
data.temp.push(row.temp)
}
console.table([...tableFromArrays(data)])
client.close()
}
main()
c
import {InfluxDBClient} from '@influxdata/influxdb3-client'
const database = process.env.INFLUX_DATABASE;
const token = process.env.INFLUX_TOKEN;
const host = "https://us-east-1-1.aws.cloud2.influxdata.com";
async function main() {
const client = new InfluxDBClient({host, token})
const record = "home,room=Living\\ Room temp=22.2,hum=36.4,co=17i"
await client.write(record, database)
client.close()
}
main()
c
package com.influxdb3.examples;
import com.influxdb.v3.client.InfluxDBClient;
import java.util.stream.Stream;
public final class Query {
private Query() {
//not called
}
/**
* @throws Exception
*/
public static void main() throws Exception {
final String hostUrl = "https://us-east-1-1.aws.cloud2.influxdata.com";
final char[] authToken = (System.getenv("INFLUX_TOKEN")).toCharArray();
final String database = System.getenv("INFLUX_DATABASE");
try (InfluxDBClient client = InfluxDBClient.getInstance(hostUrl, authToken, database)) {
String sql = """
SELECT
room,
DATE_BIN(INTERVAL '1 day', time) AS _time,
AVG(temp) AS temp, AVG(hum) AS hum, AVG(co) AS co
FROM home
WHERE time >= now() - INTERVAL '90 days'
GROUP BY room, _time
ORDER BY _time""";
String layoutHeading = "| %-16s | %-12s | %-6s |%n";
System.out.printf("--------------------------------------------------------%n");
System.out.printf(layoutHeading, "day", "room", "temp");
System.out.printf("--------------------------------------------------------%n");
String layout = "| %-16s | %-12s | %.2f |%n";
try (Stream stream = client.query(sql)) {
stream.forEach(row -> System.out.printf(layout, row[1], row[0], row[2]));
}
}
}
}
c
package com.influxdb3.examples;
import com.influxdb.v3.client.InfluxDBClient;
public final class Write {
public static void main() throws Exception {
final String hostUrl = "https://us-east-1-1.aws.cloud2.influxdata.com";
final char[] authToken = (System.getenv("INFLUX_TOKEN")).toCharArray();
final String database = System.getenv("INFLUX_DATABASE");
try (InfluxDBClient client = InfluxDBClient.getInstance(hostUrl, authToken, database)) {
String record = "home,room=Living\\ Room temp=22.2,hum=36.4,co=17i";
System.out.printf("Write record: %s%n", record);
client.writeRecord(record);
}
}
}
c
InfluxDB2::Client.use('https://localhost:8086', 'my-token', org: 'my-org') do |client|
result = client
.create_query_api
.query_raw(query: 'from(bucket:"my-bucket") |> range(start: 1970-01-01) |> last()')
puts result
end
c
InfluxDB2::Client.use('https://localhost:8086', 'my-token',
bucket: 'my-bucket',
org: 'my-org',
precision: InfluxDB2::WritePrecision::NANOSECOND) do |client|
write_api = client.create_write_api
write_api.write(data: 'h2o,location=west value=33i 15')
end
c
package example
import org.apache.pekko.actor.ActorSystem
import org.apache.pekko.stream.scaladsl.Sink
import com.influxdb.client.scala.InfluxDBClientScalaFactory
import com.influxdb.query.FluxRecord
import scala.concurrent.Await
import scala.concurrent.duration.Duration
object InfluxDB2ScalaExample {
implicit val system: ActorSystem = ActorSystem("it-tests")
def main(args: Array[String]): Unit = {
val influxDBClient = InfluxDBClientScalaFactory
.create("http://localhost:8086", "my-token".toCharArray, "my-org")
val fluxQuery = ("from(bucket: \"my-bucket\")\n"
+ " |> range(start: -1d)"
+ " |> filter(fn: (r) => (r[\"_measurement\"] == \"cpu\" and r[\"_field\"] == \"usage_system\"))")
//Result is returned as a stream
val results = influxDBClient.getQueryScalaApi().query(fluxQuery)
//Example of additional result stream processing on client side
val sink = results
//filter on client side using `filter` built-in operator
.filter(it => "cpu0" == it.getValueByKey("cpu"))
//take first 20 records
.take(20)
//print results
.runWith(Sink.foreach[FluxRecord](it => println(s"Measurement: ${it.getMeasurement}, value: ${it.getValue}")
))
// wait to finish
Await.result(sink, Duration.Inf)
influxDBClient.close()
system.terminate()
}
}
c
package com.influxdb.client.scala.internal
import org.apache.pekko.Done
import org.apache.pekko.stream.scaladsl.{Flow, Keep, Sink, Source}
import com.influxdb.client.InfluxDBClientOptions
import com.influxdb.client.domain.WritePrecision
import com.influxdb.client.internal.{AbstractWriteBlockingClient, AbstractWriteClient}
import com.influxdb.client.scala.WriteScalaApi
import com.influxdb.client.service.WriteService
import com.influxdb.client.write.{Point, WriteParameters}
import javax.annotation.Nonnull
import scala.collection.immutable.ListMap
import scala.concurrent.Future
import scala.jdk.CollectionConverters._
class WriteScalaApiImpl(@Nonnull service: WriteService, @Nonnull options: InfluxDBClientOptions)
extends AbstractWriteBlockingClient(service, options) with WriteScalaApi {
override def writeRecord(precision: Option[WritePrecision], bucket: Option[String], org: Option[String]): Sink[String, Future[Done]] = {
Flow[String]
.map(record => Seq(new AbstractWriteClient.BatchWriteDataRecord(record)))
.toMat(Sink.foreach(batch => writeHttp(precision, bucket, org, batch)))(Keep.right)
}
override def writeRecords(precision: Option[WritePrecision], bucket: Option[String], org: Option[String]): Sink[Seq[String], Future[Done]] = {
writeRecords(toWriteParameters(precision, bucket, org))
}
override def writeRecords(parameters: WriteParameters): Sink[Seq[String], Future[Done]] = {
Flow[Seq[String]]
.map(records => records.map(record => new AbstractWriteClient.BatchWriteDataRecord(record)))
.toMat(Sink.foreach(batch => writeHttp(parameters, batch)))(Keep.right)
}
override def writePoint(bucket: Option[String], org: Option[String]): Sink[Point, Future[Done]] = {
Flow[Point]
.map(point => (point.getPrecision, Seq(new AbstractWriteClient.BatchWriteDataPoint(point, options))))
.toMat(Sink.foreach(batch => writeHttp(Some(batch._1), bucket, org, batch._2)))(Keep.right)
}
override def writePoints(bucket: Option[String], org: Option[String]): Sink[Seq[Point], Future[Done]] = {
writePoints(new WriteParameters(bucket.orNull, org.orNull, null, null))
}
override def writePoints(parameters: WriteParameters): Sink[Seq[Point], Future[Done]] = {
Flow[Seq[Point]]
// create ordered Map
.map(records => records.foldRight(ListMap.empty[WritePrecision, Seq[Point]]) {
case (point, map) => map.updated(point.getPrecision, point +: map.getOrElse(point.getPrecision, Seq()))
}.toList.reverse)
.map(grouped => grouped.map(group => (group._1, group._2.map(point => new AbstractWriteClient.BatchWriteDataPoint(point, options)))))
.flatMapConcat(batches => Source(batches))
.toMat(Sink.foreach(batch => writeHttp(parameters.copy(batch._1, options), batch._2)))(Keep.right)
}
override def writeMeasurement[M](precision: Option[WritePrecision], bucket: Option[String], org: Option[String]): Sink[M, Future[Done]] = {
Flow[M]
.map(measurement => {
val parameters = toWriteParameters(precision, bucket, org)
Seq(toMeasurementBatch(measurement, parameters.precisionSafe(options)))
})
.toMat(Sink.foreach(batch => writeHttp(precision, bucket, org, batch)))(Keep.right)
}
override def writeMeasurements[M](precision: Option[WritePrecision], bucket: Option[String], org: Option[String]): Sink[Seq[M], Future[Done]] = {
writeMeasurements(toWriteParameters(precision, bucket, org))
}
override def writeMeasurements[M](parameters: WriteParameters): Sink[Seq[M], Future[Done]] = {
Flow[Seq[M]]
.map(records => records.map(record => toMeasurementBatch(record, parameters.precisionSafe(options))))
.toMat(Sink.foreach(batch => writeHttp(parameters, batch)))(Keep.right)
}
private def writeHttp(precision: Option[WritePrecision], bucket: Option[String], org: Option[String], batch: Seq[AbstractWriteClient.BatchWriteData]): Done = {
writeHttp(toWriteParameters(precision, bucket, org), batch)
}
private def writeHttp(parameters: WriteParameters, batch: Seq[AbstractWriteClient.BatchWriteData]): Done = {
write(parameters, batch.toList.asJava.stream())
Done.done()
}
private def toWriteParameters(precision: Option[WritePrecision], bucket: Option[String], org: Option[String]): WriteParameters = {
val parameters = new WriteParameters(bucket.orNull, org.orNull, precision.orNull, null)
parameters.check(options)
parameters
}
}
c
package influxdbv3
import (
"context"
"fmt"
"io"
"os"
"text/tabwriter"
"github.com/apache/arrow/go/v12/arrow"
"github.com/InfluxCommunity/influxdb3-go/influx"
)
func QuerySQL() error {
url := "https://us-east-1-1.aws.cloud2.influxdata.com"
token := os.Getenv("INFLUX_TOKEN")
database := os.Getenv("INFLUX_DATABASE")
client, err := influx.New(influx.Configs{
HostURL: url,
AuthToken: token,
})
defer func (client *influx.Client) {
err := client.Close()
if err != nil {
panic(err)
}
}(client)
query := `
SELECT
room,
DATE_BIN(INTERVAL '1 day', time) AS _time,
AVG(temp) AS temp,
AVG(hum) AS hum,
AVG(co) AS co
FROM home
WHERE time >= now() - INTERVAL '90 days'
GROUP BY room, _time
ORDER BY _time
`
iterator, err := client.Query(context.Background(), database, query)
if err != nil {
panic(err)
}
w := tabwriter.NewWriter(io.Discard, 4, 4, 1, ' ', 0)
w.Init(os.Stdout, 0, 8, 0, '\t', 0)
fmt.Fprintln(w, "day\troom\ttemp")
for iterator.Next() {
row := iterator.Value()
day := (row["_time"].(arrow.Timestamp)).ToTime(arrow.TimeUnit(arrow.Nanosecond))
fmt.Fprintf(w, "%s\t%s\t%.2f\n", day, row["room"], row["temp"])
}
w.Flush()
return nil
}
c
package influxdbv3
import (
"context"
"os"
"fmt"
"github.com/InfluxCommunity/influxdb3-go/influx"
)
func WriteLineProtocol() error {
url := "https://us-east-1-1.aws.cloud2.influxdata.com"
token := os.Getenv("INFLUX_TOKEN")
database := os.Getenv("INFLUX_DATABASE")
client, err := influx.New(influx.Configs{
HostURL: url,
AuthToken: token,
})
defer func (client *influx.Client) {
err := client.Close()
if err != nil {
panic(err)
}
}(client)
record := "home,room=Living\\ Room temp=22.2,hum=36.4,co=17i"
fmt.Println("Writing record: ", record)
err = client.Write(context.Background(), database, []byte(record))
if err != nil {
panic(err)
}
return nil
}
c
using System;
using System.Threading.Tasks;
using InfluxDB3.Client;
using InfluxDB3.Client.Query;
namespace InfluxDBv3;
public class Query
{
static async Task QuerySQL()
{
const string hostUrl = "https://us-east-1-1.aws.cloud2.influxdata.com";
string? database = System.Environment.GetEnvironmentVariable("INFLUX_DATABASE");
string? authToken = System.Environment.GetEnvironmentVariable("INFLUX_TOKEN");
using var client = new InfluxDBClient(hostUrl, authToken: authToken, database: database);
const string sql = @"
SELECT
room,
DATE_BIN(INTERVAL '1 day', time) AS _time,
AVG(temp) AS temp,
AVG(hum) AS hum,
AVG(co) AS co
FROM home
WHERE time >= now() - INTERVAL '90 days'
GROUP BY room, _time
ORDER BY _time
";
Console.WriteLine("{0,-30}{1,-15}{2,-15}", "day", "room", "temp");
await foreach (var row in client.Query(query: sql))
{
Console.WriteLine("{0,-30}{1,-15}{2,-15}", row[1], row[0], row[2]);
}
Console.WriteLine();
}
}
c
using System;
using System.Threading.Tasks;
using InfluxDB3.Client;
using InfluxDB3.Client.Query;
namespace InfluxDBv3;
public class Write
{
public static async Task WriteLineProtocol()
{
const string hostUrl = "https://us-east-1-1.aws.cloud2.influxdata.com";
string? database = System.Environment.GetEnvironmentVariable("INFLUX_DATABASE");
string? authToken = System.Environment.GetEnvironmentVariable("INFLUX_TOKEN");
using var client = new InfluxDBClient(hostUrl, authToken: authToken, database: database);
const string record = "home,room=Living\\ Room temp=22.2,hum=36.4,co=17i";
Console.WriteLine("Write record: {0,-30}", record);
await client.WriteRecordAsync(record: record);
}
}
c
client <- InfluxDBClient$new(url = "http://localhost:8086",
token = "my-token",
org = "my-org")
data <- client$query('from(bucket: "my-bucket") |> range(start: -1h) |> drop(columns: ["_start", "_stop"])')
data
c
client <- InfluxDBClient$new(url = "http://localhost:8086",
token = "my-token",
org = "my-org")
data <- ...
response <- client$write(data, bucket = "my-bucket", precision = "us",
measurementCol = "name",
tagCols = c("region", "sensor_id"),
fieldCols = c("altitude", "temperature"),
timeCol = "time")
c
