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Version: 2025

<Connection variable>.TransactionCancel (Function)
If a transaction is in progress, cancels all the operations performed on the data files in transaction since the start of transaction.
<Connection variable>.DeleteFile (Function)
Deletes the HFSQL data files (.fic, .ndx, .ftx and .mmo files if they exist) from the server.
<Connection variable>.DeleteLink (Function)
Deletes an integrity rule between two data files on the server.
<Connection variable>.DeleteScheduledOptimization (Function)
Deletes a scheduled optimization task from HFSQL Client/Server data files....
<Connection variable>.DeleteParameter (Function)
Deletes a parameter previously saved by HSaveParameter.
<Connection variable>.DeleteScheduling (Function)
Deletes a scheduled task found on an HFSQL server: stored procedure, backup, optimization, refresh of materialized view....
<Connection variable>.DeleteDirectory (Function)
Deletes a directory from an HFSQL Client/Server database....
<Connection variable>.DeleteQuery (Function)
Deletes a query (used by stored procedures) from an HFSQL server.
<Connection variable>.DeleteBackup (Function)
Deletes a backup previously created with HBackup.
<Connection variable>.DeleteScheduledBackup (Function)
Deletes a scheduled backup from an HFSQL Client/Server server....
<Connection variable>.DeleteTask (Function)
Deletes a scheduled task from an HFSQL Client/Server server....
<Connection variable>.Transaction (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates the transaction file.
<Connection variable>.DeleteSet (Function)
Deletes a set of stored procedures from an HFSQL server.
<Connection variable>.TransactionStart (Function)
Starts a transaction on the data files (HFSQL or accessed via Native Access) and creates the transaction file.
<Connection variable>.TransactionEnd (Function)
Validates the current transaction: the modifications performed on the data file since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
<Connection variable>.CheckServerUpdate (Function)
Checks for the latest version of the HFSQL server that can be automatically updated.
PageWriteHeaderHTTP (Function)
Adds an additional HTTP header that will be returned to the browser: during the next function for page display (PageDisplay, PageRefresh, ...), during the automatic return of the current page at the end of the current action....
1. HFSQL Client/Server: Implementation
WINDEV Tutorial: Using an HFSQL Client/Server database Lesson 1 - HFSQL Client/Server: Implementation - 10 min...
The archives
WINDEV, WEBDEV and WINDEV Mobile propose several WLanguage functions allowing you to compress and merge your files into archives......
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The environment of WINDEV, WEBDEV and WINDEV Mobile often displays warning windows......
2. Modes to install an application
EndDate (Property)
The EndDate property is used to get and change the selected time period end date: in a Calendar control, in an Organizer control. in a Scheduler control....
Cumulated (Property)
The Cumulated property is used to determine if the value of a column or row in Pivot Table control corresponds to a total (total at the end of a row or column).
WinEditMode (Property)
The WinEditMode property is used to determine and configure the actions allowed on a window and its controls when the window switches to "UI modification by end user" mode.
WinEditAllowed (Property)
The WinEditAllowed property is used to determine and configure the actions allowed on a control when the window switches to "Allow end users to modify the UI" mode.