Tetap teratur dengan koleksi
Simpan dan kategorikan konten berdasarkan preferensi Anda.
Dokumen ini menjelaskan cara menghapus Transformasi Pesan Tunggal (SMT) dari topik Pub/Sub yang ada.
Untuk menghapus SMT topik, Anda dapat menggunakan Google Cloud konsol, Google Cloud CLI,
library klien, atau Pub/Sub API.
Peran dan izin yang diperlukan
Untuk mendapatkan izin yang diperlukan guna menghapus SMT topik, minta administrator untuk memberi Anda peran IAM Pub/Sub Editor (roles/pubsub.editor) di project Anda.
Untuk mengetahui informasi selengkapnya tentang cara memberikan peran, lihat Mengelola akses ke project, folder, dan organisasi.
Peran bawaan ini berisi
izin yang diperlukan untuk menghapus SMT topik. Untuk melihat izin yang benar-benar diperlukan, luaskan bagian Izin yang diperlukan:
Izin yang diperlukan
Izin berikut diperlukan untuk menghapus SMT topik:
Memberikan izin pembaruan topik pada topik:
projects.topics.patch
Berikan izin lihat topik pada project. Izin ini hanya diperlukan jika Anda menggunakan konsol Google Cloud :
pubsub.topics.view
At the bottom of the Google Cloud console, a
Cloud Shell
session starts and displays a command-line prompt. Cloud Shell is a shell environment
with the Google Cloud CLI
already installed and with values already set for
your current project. It can take a few seconds for the session to initialize.
Perintah ini akan menghapus semua SMT yang terkait dengan topik yang ditentukan.
[[["Mudah dipahami","easyToUnderstand","thumb-up"],["Memecahkan masalah saya","solvedMyProblem","thumb-up"],["Lainnya","otherUp","thumb-up"]],[["Sulit dipahami","hardToUnderstand","thumb-down"],["Informasi atau kode contoh salah","incorrectInformationOrSampleCode","thumb-down"],["Informasi/contoh yang saya butuhkan tidak ada","missingTheInformationSamplesINeed","thumb-down"],["Masalah terjemahan","translationIssue","thumb-down"],["Lainnya","otherDown","thumb-down"]],["Terakhir diperbarui pada 2025-08-17 UTC."],[],[],null,["# Delete topic SMTs\n\nThis document explains how to delete Single Message Transforms (SMTs) from\nan existing Pub/Sub topic.\n\nTo delete topic SMTs, you can use the Google Cloud console, the Google Cloud CLI,\nthe client library, or the Pub/Sub API.\n\nRequired roles and permissions\n------------------------------\n\n\nTo get the permissions that\nyou need to delete topic SMTs,\n\nask your administrator to grant you the\n\n\n[Pub/Sub Editor](/iam/docs/roles-permissions/pubsub#pubsub.editor) (`roles/pubsub.editor`)\nIAM role on your project.\n\n\nFor more information about granting roles, see [Manage access to projects, folders, and organizations](/iam/docs/granting-changing-revoking-access).\n\n\nThis predefined role contains\n\nthe permissions required to delete topic SMTs. To see the exact permissions that are\nrequired, expand the **Required permissions** section:\n\n\n#### Required permissions\n\nThe following permissions are required to delete topic SMTs:\n\n- Grant the update a topic permission on the topic: ` ``projects.topics.patch`\n- Grant the view a topic permission on the project. This permission is only required if you are using the Google Cloud console: ` ``pubsub.topics.view`\n\n\nYou might also be able to get\nthese permissions\nwith [custom roles](/iam/docs/creating-custom-roles) or\nother [predefined roles](/iam/docs/roles-overview#predefined).\n\nYou can configure access control at the project level and at the individual\nresource level.\n\nDelete topic SMTs\n-----------------\n\nTo delete topic SMTs, follow these steps: \n\n### Console\n\n1. In the Google Cloud console, go to the Pub/Sub **Topics** page.\n\n [Go to Topics](https://console.cloud.google.com/cloudpubsub/topic)\n2. Click the topic for which you want to delete an SMT.\n\n3. In the topic details page, click **Edit**.\n\n The **Transforms** tab lists all the SMTs that are attached to the topic.\n4. Click the delete button for the SMT you would like to delete.\n\n5. Click **Update**.\n\n### gcloud\n\n1. In the Google Cloud console, activate Cloud Shell.\n\n [Activate Cloud Shell](https://console.cloud.google.com/?cloudshell=true)\n\n\n At the bottom of the Google Cloud console, a\n [Cloud Shell](/shell/docs/how-cloud-shell-works)\n session starts and displays a command-line prompt. Cloud Shell is a shell environment\n with the Google Cloud CLI\n already installed and with values already set for\n your current project. It can take a few seconds for the session to initialize.\n2. This command deletes all SMTs associated with the specified topic.\n\n Run the\n [`gcloud pubsub topics update`](/sdk/gcloud/reference/pubsub/topics/update) command with the `--clear-message-transforms` flag:\n\n \u003cbr /\u003e\n\n ```bash\n gcloud pubsub topics update TOPIC_ID --clear-message-transforms\n ```\n\n Replace the following:\n - \u003cvar translate=\"no\"\u003eTOPIC_ID\u003c/var\u003e: The ID or name of the topic you want to update.\n\n To instead remove a single SMT, refer to [Update topic SMTs](/pubsub/docs/smts/update-topic-smt) and create a new `message-transforms-file` that excludes the SMT you wish to delete.\n\n \u003cbr /\u003e\n\n\u003cbr /\u003e\n\nWhat's next\n-----------\n\n- [Create a topic with SMTs](/pubsub/docs/smts/create-topic-smt)\n\n- [Update topic SMTs](/pubsub/docs/smts/update-topic-smt)"]]
