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    Bucket Tag Overview

    Last updated: 2024-01-31 16:44:15
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      Overview

      A bucket tag is a key-value pair (key = value), where the tag key and tag value are connected by an equal sign (=), for example: group = IT. It can be used to manage buckets in groups. You can set, query, and delete the tag for a specified bucket.

      Specifications and Restrictions

      Tag key restrictions

      A tag key starting with "qcs:" or "project" is a default tag key and cannot be created.
      A tag value can only contain characters encoded in UTF-8, spaces, numbers, or special characters including + - = . _ : / @.
      A tag key should be a combination of 0-127 characters encoded in UTF-8.
      Tag keys are case sensitive.

      Tag value restrictions

      A tag value can only contain characters encoded in UTF-8, spaces, numbers, or special characters including + - = . _ : / @.
      A tag value should be a combination of 0-255 characters encoded in UTF-8.
      Tag values are case sensitive.

      Tag quantity restrictions

      Bucket dimension: A resource has at most 50 different bucket tags.
      Tag dimension:
      A user has at most 1,000 different keys.
      A key has at most 1,000 values.
      Multiple same keys are not allowed in the same bucket.

      How to Use

      You can set bucket tags in the console as instructed in Setting Bucket Tag.
      If you have set a bucket tag in the COS console, the tag will be automatically obtained when you bind the bucket in the CI console.
      If you adjust or delete the bucket tag in the COS console after binding a bucket in the CI console, the bucket tag displayed in the CI console won't change.
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