Chilkat Online Tools

GetQueryExecution Swift3 Example

Athena

func chilkatTest() {
    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    let rest = CkoRest()!
    var success: Bool

    let authAws = CkoAuthAws()!
    authAws.accessKey = "AWS_ACCESS_KEY"
    authAws.secretKey = "AWS_SECRET_KEY"

    // Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
    authAws.region = "us-west-2"
    authAws.serviceName = "athena"
    // SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
    rest.setAuthAws(authAws)

    // URL: https://athena.us-west-2.amazonaws.com/
    // Use the same region as specified above.
    success = rest.connect("athena.us-west-2.amazonaws.com", port: 443, tls: true, autoReconnect: true)
    if success != true {
        print("ConnectFailReason: \(rest.connectFailReason.intValue)")
        print("\(rest.lastErrorText!)")
        return
    }

    // The following code creates the JSON request body.
    // The JSON created by this code is shown below.

    // Use this online tool to generate code from sample JSON:
    // Generate Code to Create JSON

    let json = CkoJsonObject()!
    json.update("QueryExecutionId", value: "string")

    // The JSON request body created by the above code:

    // {
    //   "QueryExecutionId": "string"
    // }

    rest.addHeader("Content-Type", value: "application/x-amz-json-1.1")
    rest.addHeader("X-Amz-Target", value: "AmazonAthena.GetQueryExecution")

    let sbRequestBody = CkoStringBuilder()!
    json.emitSb(sbRequestBody)
    let sbResponseBody = CkoStringBuilder()!
    success = rest.fullRequestSb("POST", uriPath: "/", requestBody: sbRequestBody, responseBody: sbResponseBody)
    if success != true {
        print("\(rest.lastErrorText!)")
        return
    }

    var respStatusCode: Int = rest.responseStatusCode.intValue
    print("response status code = \(respStatusCode)")
    if respStatusCode != 200 {
        print("Response Header:")
        print("\(rest.responseHeader!)")
        print("Response Body:")
        print("\(sbResponseBody.getAsString()!)")
        return
    }

    let jResp = CkoJsonObject()!
    jResp.loadSb(sbResponseBody)

    // The following code parses the JSON response.
    // A sample JSON response is shown below the sample code.

    // Use this online tool to generate parsing code from sample JSON:
    // Generate Parsing Code from JSON

    var EffectiveEngineVersion: String? = jResp.string(of: "QueryExecution.EngineVersion.EffectiveEngineVersion")
    var SelectedEngineVersion: String? = jResp.string(of: "QueryExecution.EngineVersion.SelectedEngineVersion")
    var Query: String? = jResp.string(of: "QueryExecution.Query")
    var Catalog: String? = jResp.string(of: "QueryExecution.QueryExecutionContext.Catalog")
    var Database: String? = jResp.string(of: "QueryExecution.QueryExecutionContext.Database")
    var QueryExecutionId: String? = jResp.string(of: "QueryExecution.QueryExecutionId")
    var S3AclOption: String? = jResp.string(of: "QueryExecution.ResultConfiguration.AclConfiguration.S3AclOption")
    var EncryptionOption: String? = jResp.string(of: "QueryExecution.ResultConfiguration.EncryptionConfiguration.EncryptionOption")
    var KmsKey: String? = jResp.string(of: "QueryExecution.ResultConfiguration.EncryptionConfiguration.KmsKey")
    var ExpectedBucketOwner: String? = jResp.string(of: "QueryExecution.ResultConfiguration.ExpectedBucketOwner")
    var OutputLocation: String? = jResp.string(of: "QueryExecution.ResultConfiguration.OutputLocation")
    var StatementType: String? = jResp.string(of: "QueryExecution.StatementType")
    var DataManifestLocation: String? = jResp.string(of: "QueryExecution.Statistics.DataManifestLocation")
    var DataScannedInBytes: Int = jResp.int(of: "QueryExecution.Statistics.DataScannedInBytes").intValue
    var EngineExecutionTimeInMillis: Int = jResp.int(of: "QueryExecution.Statistics.EngineExecutionTimeInMillis").intValue
    var QueryPlanningTimeInMillis: Int = jResp.int(of: "QueryExecution.Statistics.QueryPlanningTimeInMillis").intValue
    var QueryQueueTimeInMillis: Int = jResp.int(of: "QueryExecution.Statistics.QueryQueueTimeInMillis").intValue
    var ServiceProcessingTimeInMillis: Int = jResp.int(of: "QueryExecution.Statistics.ServiceProcessingTimeInMillis").intValue
    var TotalExecutionTimeInMillis: Int = jResp.int(of: "QueryExecution.Statistics.TotalExecutionTimeInMillis").intValue
    var ErrorCategory: Int = jResp.int(of: "QueryExecution.Status.AthenaError.ErrorCategory").intValue
    var ErrorMessage: String? = jResp.string(of: "QueryExecution.Status.AthenaError.ErrorMessage")
    var ErrorType: Int = jResp.int(of: "QueryExecution.Status.AthenaError.ErrorType").intValue
    var Retryable: Int = jResp.int(of: "QueryExecution.Status.AthenaError.Retryable").intValue
    var CompletionDateTime: Int = jResp.int(of: "QueryExecution.Status.CompletionDateTime").intValue
    var State: String? = jResp.string(of: "QueryExecution.Status.State")
    var StateChangeReason: String? = jResp.string(of: "QueryExecution.Status.StateChangeReason")
    var SubmissionDateTime: Int = jResp.int(of: "QueryExecution.Status.SubmissionDateTime").intValue
    var WorkGroup: String? = jResp.string(of: "QueryExecution.WorkGroup")

    // A sample JSON response body parsed by the above code:

    // {
    //   "QueryExecution": {
    //     "EngineVersion": {
    //       "EffectiveEngineVersion": "string",
    //       "SelectedEngineVersion": "string"
    //     },
    //     "Query": "string",
    //     "QueryExecutionContext": {
    //       "Catalog": "string",
    //       "Database": "string"
    //     },
    //     "QueryExecutionId": "string",
    //     "ResultConfiguration": {
    //       "AclConfiguration": {
    //         "S3AclOption": "string"
    //       },
    //       "EncryptionConfiguration": {
    //         "EncryptionOption": "string",
    //         "KmsKey": "string"
    //       },
    //       "ExpectedBucketOwner": "string",
    //       "OutputLocation": "string"
    //     },
    //     "StatementType": "string",
    //     "Statistics": {
    //       "DataManifestLocation": "string",
    //       "DataScannedInBytes": number,
    //       "EngineExecutionTimeInMillis": number,
    //       "QueryPlanningTimeInMillis": number,
    //       "QueryQueueTimeInMillis": number,
    //       "ServiceProcessingTimeInMillis": number,
    //       "TotalExecutionTimeInMillis": number
    //     },
    //     "Status": {
    //       "AthenaError": {
    //         "ErrorCategory": number,
    //         "ErrorMessage": "string",
    //         "ErrorType": number,
    //         "Retryable": boolean
    //       },
    //       "CompletionDateTime": number,
    //       "State": "string",
    //       "StateChangeReason": "string",
    //       "SubmissionDateTime": number
    //     },
    //     "WorkGroup": "string"
    //   }
    // }

}