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Querying AWS Athena using Golang SDK
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package main | |
import ( | |
"fmt" | |
"time" | |
"github.com/aws/aws-sdk-go/aws" | |
"github.com/aws/aws-sdk-go/aws/session" | |
"github.com/aws/aws-sdk-go/service/athena" | |
) | |
func main() { | |
awscfg := &aws.Config{} | |
awscfg.WithRegion("us-east-1") | |
// Create the session that the service will use. | |
sess := session.Must(session.NewSession(awscfg)) | |
svc := athena.New(sess, aws.NewConfig().WithRegion("us-east-1")) | |
var s athena.StartQueryExecutionInput | |
s.SetQueryString("select PageURL from testtable limit 10") | |
var q athena.QueryExecutionContext | |
q.SetDatabase("testdb") | |
s.SetQueryExecutionContext(&q) | |
var r athena.ResultConfiguration | |
r.SetOutputLocation("s3://TestBucket") | |
s.SetResultConfiguration(&r) | |
result, err := svc.StartQueryExecution(&s) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
fmt.Println("StartQueryExecution result:") | |
fmt.Println(result.GoString()) | |
var qri athena.GetQueryExecutionInput | |
qri.SetQueryExecutionId(*result.QueryExecutionId) | |
var qrop *athena.GetQueryExecutionOutput | |
duration := time.Duration(2) * time.Second // Pause for 2 seconds | |
for { | |
qrop, err = svc.GetQueryExecution(&qri) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
if *qrop.QueryExecution.Status.State != "RUNNING" { | |
break | |
} | |
fmt.Println("waiting.") | |
time.Sleep(duration) | |
} | |
if *qrop.QueryExecution.Status.State == "SUCCEEDED" { | |
var ip athena.GetQueryResultsInput | |
ip.SetQueryExecutionId(*result.QueryExecutionId) | |
op, err := svc.GetQueryResults(&ip) | |
if err != nil { | |
fmt.Println(err) | |
return | |
} | |
fmt.Printf("%+v", op) | |
} else { | |
fmt.Println(*qrop.QueryExecution.Status.State) | |
} | |
} |
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