getStructure

<?xml version="1.0" encoding="UTF-8"?>
<ONEDATA_REQUEST>
<REPOSITORYID></REPOSITORYID>
<ENTITYNAME></ENTITYNAME>
<TABLENAME></TABLENAME>
<CLIENTID></CLIENTID>
<PROJECTID> </PROJECTID>
<SCHEMAID> </SCHEMAID>
<USERID></USERID>
<PASSWORD></PASSWORD>
</ONEDATA_REQUEST>

REPOSITORYID	Optional. ID of the repository in which the entity or table resides. If you do not provide the ID, the ID of the first repository from the list of available repositories is used by default. This tag is case sensitive.
ENTITYNAME	Optional. Logical name of the object in OneData. (Required if TABLENAME is not provided).
TABLENAME	Optional. Physical table name in the database. (Required if ENTITYNAME is not provided).
CLIENTID	Optional. Client ID if more than one client is defined in the metadata.
PROJECTID	Optional. Project ID if more than one project is defined for the client in the metadata.
SCHEMAID	Optional. Determines whether the data is retrieved from the work area or the release area where there is a dual schema landscape.
USERID PASSWORD	Optional. ID and service layer security password of the user calling this web service. Required if service layer security is enabled. For more information about the service layer security password, see Retrieving Password for Service Layer Security.