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Version: 2026

HDeactivateFilter (Function)
Temporarily disables the filter on a table (view or query).
Filtering a table, a view or a query
A filter is used to define programmatically a selection of records corresponding to one or more criteria...
FilterWithBounds (Property)
The FilterWithBounds property is used to determine if bounds have been specified for the filter implemented by HFilter on an HFSQL table, view or query.
<Source>.DeactivateFilter (Function)
Temporarily disables the filter on a table (view or query).
FilterCondition (Property)
The FilterCondition property gets the selection condition set by HFilter on a table, HFSQL view, or query.
HFilter (Function)
Defines and enables a filter on a table, view or query.
FilteredItem (Property)
The FilteredItem property is used to identify the item that has a filter implemented by HFilter.
<Source>.Filter (Function)
Defines and enables a filter on a table, view or query.
HTrackStop (Function)
Stops tracking a data file on an HFSQL server.
<Source>.DescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
<Source>.TrackStop (Function)
Stops tracking a data file on an HFSQL server.
HDescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
HModifyFileProperty (Function)
Modifies the properties of an HFSQL file located on a server.
HFSQL management functions (prefix syntax)
List of functions for HFSQL management...
PhysicalName (Property)
The PhysicalName property is used to manage the physical name of HFSQL data files.
HDeleteScheduledOptimization (Function)
Deletes a scheduled optimization task from HFSQL Client/Server data files....
DescribedPhysicalName (Property)
The DescribedPhysicalName property is used to manage the physical name of HFSQL data files.
NullSupported (Property)
The NullSupported property is used to manage the NULL value in HFSQL data files.
Accessing HFSQL files via SAMBA on Linux
A specific setting is required to access the HFSQL files via Samba on Linux......
<Connection variable>.DeleteScheduledOptimization (Function)
Deletes a scheduled optimization task from HFSQL Client/Server data files....
Structure of log files (HFSQL Client/Server)
The following files are automatically created when logging an HFSQL Client/Server table......
WDLog: Overview
The different operations that can be performed with WDLog are as follows......
2. Modes to install an application
Client/Server: Connecting the client computers to the server
In order for the application to be able to handle the data files found on the HFSQL server, the connection that will be used by the application must be defined in the project......
SynchroHFSQL (Property)
The SynchroHFSQL property is used to: get the refresh mode of a Table control based on a data file linked to an HFSQL Client/Server data file. specify the refresh mode of a Table control based on a data file linked to an HFSQL Client/Server data file....
Materialized view
WDLog: Viewing a log file
WDLog is used to view the content of a log file......
HDeleteAll (Function)
Deletes all records from a data file, an HFSQL view or a query.
HCheckMemo (Function)
Checks the structural integrity of memos in an HFSQL data file.
<Source>.DeleteAll (Function)
Deletes all records from a data file, an HFSQL view or a query.
<Source>.CheckMemo (Function)
Checks the structural integrity of memos in an HFSQL data file.
<Connection variable>.ModifyFileProperty (Function)
Modifies the properties of an HFSQL data file located on a server.