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.. i18n: XML in open object
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.. i18n: ==================
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.. i18n: Introduction to the OpenObject Module
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.. i18n: -------------------------------------
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Introduction to the OpenObject Module
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-------------------------------------
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.. i18n: The :ref:`OLAP <olap-link>` module is used in validating , running and formatting the output of *MDXExamples/MDX Queries*
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The :ref:`OLAP <olap-link>` module is used in validating , running and formatting the output of *MDXExamples/MDX Queries*
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.. i18n: The general flow is of :ref:`OLAP <olap-link>` module is shown in following diagram:
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The general flow is of :ref:`OLAP <olap-link>` module is shown in following diagram:
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.. i18n: .. image:: images/Cube_olap_schema.png
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.. image:: images/Cube_olap_schema.png
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.. i18n: Explanation of the components
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.. i18n: -----------------------------
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Explanation of the components
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-----------------------------
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.. i18n: :Web-Services:
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.. i18n: This is the layer provided by the base of Open ERP, protocols: NET-RPC (fast binary), XML-RPC, over HTTP or HTTPS
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This is the layer provided by the base of Open ERP, protocols: NET-RPC (fast binary), XML-RPC, over HTTP or HTTPS
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.. i18n: :Services:
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.. i18n: Layer provided by Open ERP that provides: authentification (normal/ldap), users management, access rights, workflows, module management, ...
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Layer provided by Open ERP that provides: authentification (normal/ldap), users management, access rights, workflows, module management, ...
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.. i18n: :MDX Parser:
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.. i18n: It parses the MDX query and convert it in the form of python objects. It uses pyparsing module of python to do this . It split the query in form of objects of axis, level, sub level, slicer (if any) and measures.
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It parses the MDX query and convert it in the form of python objects. It uses pyparsing module of python to do this . It split the query in form of objects of axis, level, sub level, slicer (if any) and measures.
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.. i18n: :MDX Validator:
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.. i18n: It parse all the objects created and map it to the browse object ofOpen ERP resource. For example, the axis object will receive a link to the Open ERP browse record on the related olap.axis object.
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It parse all the objects created and map it to the browse object ofOpen ERP resource. For example, the axis object will receive a link to the Open ERP browse record on the related olap.axis object.
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.. i18n: :MDX Runner:
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.. i18n: It will run the query on the basis of objects using SQLAlchemy and return different subsets.
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.. i18n: On the basis of it the cube is virtually made in the form of matrix.
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.. i18n: And it fills the cube by values using axis mapping
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It will run the query on the basis of objects using SQLAlchemy and return different subsets.
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On the basis of it the cube is virtually made in the form of matrix.
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And it fills the cube by values using axis mapping
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.. i18n: :RDBMS connectors:
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.. i18n: The layer provided by SQL Alchemy, it supports: mysql, postgresql, oracle, ...
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The layer provided by SQL Alchemy, it supports: mysql, postgresql, oracle, ...
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.. i18n: The schema definition is in the Open ERP database.
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The schema definition is in the Open ERP database.