Overview
Object tagging is designed to help you group and manage objects in your bucket by adding a key-value pair as an object tag. An object tag consists of a tagKey
, a =
, and a tagValue
, such as group = IT
. You can set, query, and delete tags on the specified object.
Directions
Through the COS console
Through RESTful APIs
You can manage object tags through the following APIs:
Specifications and Restrictions
Tag key restrictions
A tag key can only contain UTF-8 letters, spaces, digits, or special symbols + - = ._ : / @
.
A tag key can contain 1–127 UTF-8 characters.
Tag keys are case-sensitive.
Tag value restrictions
A tag value can only contain UTF-8 letters, spaces, digits, or special symbols + - = ._ : / @
.
A tag value can contain 1–255 UTF-8 characters.
Tag values are case-sensitive.
Tag quantity restrictions
Object dimension: Up to ten unique tags per object.
Tag dimension: Unlimited.
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