Integrando sistemas via OData (caso de estudiio GeneXus-SAP)

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Integrando sistemas via OData
Luis Murillo
Artech
Caso de estudio: GeneXus - SAP
@lemurillo
lmurillo@genexus.com

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OData

6. Microsoft Open Specification Promise

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Open Data Protocol
Http / REST
Atom Publishing Protocol
(AtomPub)
JSON / XML

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Entity Entity
Entity
Entity
Property
Navigation
Property
Entity
Property
Navigation
Property
Entity
Property
Navigation
Property
https://sapes1.sapdevcenter.com/sap/opu/odata/sap/<ODataServiceName>/
OData
https://<ODataServiceProvider>/<ODataServiceName>/$metadata
AtomPub Service
Collection Collection
Atom Feed
Entry
Entry
Entry
Atom Feed
Entry
Entry
Entry
Service
Feed
Entry
Property
Entity
Container
Entity Set
Entity
Property
Database
Table
Row
Column
Value
AtomPub EDM Relational

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PUT
OData
The OData Protocol
GET Read
Update
Create
Update
Remove
MERGE
POST
DELETE

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$orderby Categories?$orderby=CategoryName desc$orderby Categories?$orderby=CategoryName desc
$top Categories?$top=4$top Categories?$top=4
$skip Categories?$skip=4$skip Categories?$skip=4
$select Categories?$select=CategoryName,Description$select Categories?$select=CategoryName,Description
$format “atom”, “json” or “xml”$format “atom”, “json” or “xml”
$expand Categories/$expand=Products$expand Categories/$expand=Products
$filter Categories?$filter=CategoryName eq 'Produce'$filter Categories?$filter=CategoryName eq 'Produce'
OData
Query Options

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Filter Expresions
Categories?$filter=(CategoryID add 4) eq 8
Filter Expresions
Categories?$filter=(CategoryID add 4) eq 8
Filter Methods
Categories?$filter=startswith(CategoryName, 'Sea')
Filter Methods
Categories?$filter=startswith(CategoryName, 'Sea')
OData

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GeneXus – SAP Odata integration
Demo

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Any Odata
Provider

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RECOMENDADAS
Tecnologías aplicadas a la Integración
y cómo usarlas by Javier Larrosa
Evolución del lenguaje GeneXus by
Gustavo Brown

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¡GRACIAS!
lmurillo@genexus.com
@lemurillo
facebook.com/
genexus.artech
Luis Murillo

18. www.genexus.com/encuentro
@genexus#GX23