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OpenEdge ABL API Reference

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OpenEdge.DataAdmin.DataSource.DBQuery

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  • Last Updated: January 15, 2026
  • 2 minute read
    • OpenEdge
    • Documentation
Namespace: OpenEdge.DataAdmin.DataSource
Type: 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
Top

HANDLE GetBufferHandles ()

Returns HANDLE
 


Constructor Detail
Top

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)
Top

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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