Parentpacke: Consultingwerk.OERA
Consultingwerk.OERA.Query

The Consultingwerk.OERA.Query package contains the core query manipulation used by the functionality used by the DataAccess objects. The DataAccess class implements the IDSQueryStringSource interface which contains callback methods required by the Query manipulation routine.

Class name Description
IDSQueryStringSource Interface implemented by the DataAccess classes that allows callbacks from the DSQueryString class
DSQueryString Query manipulation class for class based Data Access objects
DSQueryStringProcedural Query manipulation class for procedural Data Access objects
DSQueryString Core query manipulation routines.

Interfaces
IDSQueryStringSource Interface to abstract the callbacks from DSQueryString to the DataAccess derived classes.
IQueryMap Interface describing the methods that the QueryString class needs to know about its owner
IThrowsErrorsOnInvalidSourceMapping Interface for Data Source Query manipulation routines that allow turning on or off if errors are thrown for invalid (unmapped) columns in the client side query string

Classes
DSQueryString Extends QueryString to provide query transformation
DSQueryStringForKeyValueTable
DSQueryStringProcedural Extends QueryString to provide query transformation for non OO utility procedure that manages multiple datasources as 4GL handles
FilteredDsQueryString An overload class for DSQueryString to provide for default filtering like a globally used Company Id based on login.
InsertToQueryException Exception thrown from the QueryString:InsertToQuery method
InvalidSourceMappingException
InvalidSourceQueryException
QueryString
UnmatchedNumberOfSourceBuffersException

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