Delete a routine

Delete a routine from a dataset.

Code sample

Go

Before trying this sample, follow theGo setup instructions in theBigQuery quickstart using client libraries. For more information, see theBigQueryGo API reference documentation.

To authenticate to BigQuery, set up Application Default Credentials. For more information, seeSet up authentication for client libraries.

import("context""fmt""cloud.google.com/go/bigquery")// deleteRoutine demonstrates deleting a BigQuery routine using the API.funcdeleteRoutine(projectID,datasetID,routineIDstring)error{// projectID := "my-project-id"// datasetID := "mydatasetid"// routineID := "myroutineid"ctx:=context.Background()client,err:=bigquery.NewClient(ctx,projectID)iferr!=nil{returnfmt.Errorf("bigquery.NewClient: %w",err)}deferclient.Close()returnclient.Dataset(datasetID).Routine(routineID).Delete(ctx)}

Java

Before trying this sample, follow theJava setup instructions in theBigQuery quickstart using client libraries. For more information, see theBigQueryJava API reference documentation.

To authenticate to BigQuery, set up Application Default Credentials. For more information, seeSet up authentication for client libraries.

importcom.google.cloud.bigquery.BigQuery;importcom.google.cloud.bigquery.BigQueryException;importcom.google.cloud.bigquery.BigQueryOptions;importcom.google.cloud.bigquery.RoutineId;// Sample to delete a routinepublicclassDeleteRoutine{publicstaticvoidmain(String[]args){// TODO(developer): Replace these variables before running the sample.StringdatasetName="MY_DATASET_NAME";StringroutineName="MY_ROUTINE_NAME";deleteRoutine(datasetName,routineName);}publicstaticvoiddeleteRoutine(StringdatasetName,StringroutineName){try{// Initialize client that will be used to send requests. This client only needs to be created// once, and can be reused for multiple requests.BigQuerybigquery=BigQueryOptions.getDefaultInstance().getService();booleansuccess=bigquery.delete(RoutineId.of(datasetName,routineName));if(success){System.out.println("Routine deleted successfully");}else{System.out.println("Routine was not found");}}catch(BigQueryExceptione){System.out.println("Routine was not deleted. \n"+e.toString());}}}

Node.js

Before trying this sample, follow theNode.js setup instructions in theBigQuery quickstart using client libraries. For more information, see theBigQueryNode.js API reference documentation.

To authenticate to BigQuery, set up Application Default Credentials. For more information, seeSet up authentication for client libraries.

// Import the Google Cloud client library and create a clientconst{BigQuery}=require('@google-cloud/bigquery');constbigquery=newBigQuery();asyncfunctiondeleteRoutine(){// Deletes a routine named "my_routine" in "my_dataset"./**   * TODO(developer): Uncomment the following lines before running the sample.   */// const datasetId = 'my_dataset';// const routineId = 'my_routine';constdataset=bigquery.dataset(datasetId);// Create routine referenceletroutine=dataset.routine(routineId);// Make API call[routine]=awaitroutine.delete();console.log(`Routine${routineId} deleted.`);}deleteRoutine();

Python

Before trying this sample, follow thePython setup instructions in theBigQuery quickstart using client libraries. For more information, see theBigQueryPython API reference documentation.

To authenticate to BigQuery, set up Application Default Credentials. For more information, seeSet up authentication for client libraries.

fromgoogle.cloudimportbigquery# Construct a BigQuery client object.client=bigquery.Client()# TODO(developer): Set the fully-qualified ID for the routine.# routine_id = "my-project.my_dataset.my_routine"client.delete_routine(routine_id)# Make an API request.print("Deleted routine{}.".format(routine_id))

What's next

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