Namespace: OpenEdge.DataAdmin.DataSource
Class
DBQuery
Parent classes:
Progress.Lang.Object
OpenEdge.DataAdmin.Binding.Query.DataAdminQuery
OpenEdge.DataAdmin.DataSource.DBQuery

Inherits: OpenEdge.DataAdmin.Binding.Query.DataAdminQuery

Purpose: DBQuery
Parameters: pcTables - Buffer names.
pcPhysicalTables - Physical names.
Notes:




Method Summary
Options Name Purpose
CreateQuery ()
DefineSource () /* hook for sub classes that uses empty constructor to postpone definitions The implementation must define Tables, PhysicalTables. BaseQuery or BaseQueryTemplate and BaseTableExpression should then typically also be defined here, since they need to match the tables/physicaltables. Undefined should be set to false since this may be checked in more than one place */
HANDLE GetBufferHandles ()

Constructor Summary
Options Name Purpose
DBQuery () /* empty constructor to allow definitions to be done later (Added to support requests for lazy one-to-one relations ) - requires override of defineSource that sets table, physicaltable and BaseQuery* property(ies) */
DBQuery (character) /* constructor to allow definitions to be done later (Added to support requests for lazy one-to-one relations ) - requires override of defineSource that sets table, physicaltable and BaseQuery* property(ies) */
DBQuery (character, character)
DBQuery (character, character, character)
DBQuery (character, character, character, handle) /* add temp source at end */
DBQuery (handle, character, character, character)

Property Summary
Options Name Purpose
CHARACTER Tables
HANDLE TempSourceBuffer


Method Detail
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CreateQuery ()
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DefineSource ()
/* hook for sub classes that uses empty constructor to postpone definitions
The implementation must define Tables, PhysicalTables.
BaseQuery or BaseQueryTemplate and BaseTableExpression should then typically
also be defined here, since they need to match the tables/physicaltables.
Undefined should be set to false since this may be checked in more than
one place
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HANDLE GetBufferHandles ()
Returns HANDLE


Constructor Detail
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DBQuery ()
/* empty constructor to allow definitions to be done later
(Added to support requests for lazy one-to-one relations )
- requires override of defineSource that sets table, physicaltable
and BaseQuery* property(ies)
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DBQuery (character)
/* constructor to allow definitions to be done later
(Added to support requests for lazy one-to-one relations )
- requires override of defineSource that sets table, physicaltable
and BaseQuery* property(ies)
Parameters:
pcKeyFields CHARACTER
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DBQuery (character, character)
Parameters:
pcTables CHARACTER
pcKeyFields CHARACTER
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DBQuery (character, character, character)
Parameters:
pcTables CHARACTER
pcPhysicalTables CHARACTER
pcKeyFields CHARACTER
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DBQuery (character, character, character, handle)
/* add temp source at end
Parameters:
pcTables CHARACTER
pcPhysicalTables CHARACTER
pcKeyFields CHARACTER
phTempSource HANDLE
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DBQuery (handle, character, character, character)
Parameters:
phTempSource HANDLE
pcTables CHARACTER
pcPhysicalTables CHARACTER
pcKeyFields CHARACTER


Property Detail
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CHARACTER Tables
Returns CHARACTER
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HANDLE TempSourceBuffer
Returns HANDLE


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Progress® OpenEdge® Release 11.7.15