Meta fields - EAV support

Registered by Nicolas DS

Add the support for meta fields or Entity-Attribute-Value model.

It is some kind of dynamic schema for model.

http://en.wikipedia.org/wiki/Entity-attribute-value_model

Blueprint information

Status:
Not started
Approver:
None
Priority:
Undefined
Drafter:
None
Direction:
Needs approval
Assignee:
None
Definition:
Drafting
Series goal:
None
Implementation:
Unknown
Milestone target:
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Sprints

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Implementation:

Eav-columns model:
- Column name
- Description
- Column type (Int, float, str, M2O, Binary, Boolean)
- Relation (for the M2O)

Eav-(int, float, str, M2O, binary, boolean):
- Model_id
- eav-col_id
- value

Add a 'has_eav' flag to orm.orm (model)

Advantages:
- Any field are lookable (searchable, sortable, ...)
- Can add has many specification that you want to a row

(?)

Work Items

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