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Issue-10373

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Add a statement to docs/labels.md about the effect of the empty
selector on a collection of objects returning all objects in the
collection.
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Mark S. Petrovic 2015-06-26 18:47:34 -07:00
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commit c16329208b
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docs/labels.md
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@ -47,6 +47,8 @@ Via a _label selector_, the client/user can identify a set of objects. The label
The API currently supports two types of selectors: _equality-based_ and _set-based_. The API currently supports two types of selectors: _equality-based_ and _set-based_.
A label selector can be made of multiple _requirements_ which are comma-separated. In the case of multiple requirements, all must be satisfied so comma separator acts as an AND logical operator. A label selector can be made of multiple _requirements_ which are comma-separated. In the case of multiple requirements, all must be satisfied so comma separator acts as an AND logical operator.
An empty label selector (that is, one with zero requirements) selects every object in the collection.
### _Equality-based_ requirement ### _Equality-based_ requirement
_Equality-_ or _inequality-based_ requirements allow filtering by label keys and values. Matching objects must have all of the specified labels (both keys and values), though they may have additional labels as well. _Equality-_ or _inequality-based_ requirements allow filtering by label keys and values. Matching objects must have all of the specified labels (both keys and values), though they may have additional labels as well.