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Merge pull request #762 from naitsirch/yaml_reference_ext

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YAML mapping documentation of uniqueConstraint
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Benjamin Eberlei 2013-09-08 06:22:42 -07:00
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docs/en/reference/yaml-mapping.rst
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@ -114,4 +114,22 @@ of several common elements:
Be aware that class-names specified in the YAML files should be Be aware that class-names specified in the YAML files should be
fully qualified. fully qualified.
Reference
~~~~~~~~~~~~~~~~~~~~~~
Unique Constraints
------------------
It is possible to define unique constraints by the following declaration:
.. code-block:: yaml
# ECommerceProduct.orm.yml
ECommerceProduct:
type: entity
fields:
# definition of some fields
uniqueConstraints:
search_idx:
columns: [ name, email ]