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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Source (Property)
The Source property can be used on: Chart control field field: in this case, the Source property indicates the source of the series: table column, list of values, etc, ... a connection: in this case, the Source property is used to identify or define the source of a connection (HFSQL Client/Server, OLE DB, etc.).....
RepeatableReadSupported (Property)
The RepeatableReadSupported property is used to: Determine if the data file (defined in the data model editor or programmatically) can be used in HFSQL Client/Server in a transaction that includes a "Repeatable Read" isolation mode. Allow the use of a transaction that includes a "Repeatable Read" isolation mode for a data file (files described programmatically only)....
WDAdminHF: Saving the databases
The remote HFSQL administrator allows you to create backups of HFSQL Client/Server data files......
Report based on an HFSQL view
A report based on an HFSQL view is used to print records from an HFSQL Classic or Client/Server view......
LINUX: ODBC database access
The native access to HFSQL Classic and Client/Server is available for WINDEV applications running in Linux ("console" applications) and for the WEBDEV websites hosted in Linux......
OLE DB provider for HFSQL
The OLE DB provider on HFSQL is used to access an HFSQL database (Classic or Client/Server) from an external software that manages the accesses by OLE DB......
2. Modes to install an application
6. HFSQL Client/Server cluster
6. HFSQL Client/Server clusters
6. HFSQL Cluster
HFSQL Cluster is an extension of the HFSQL Client/Server database model....
HFSQL Control Center: HFSQL Client/Server backups
The HFSQL Control Center is used to manage the backups of HFSQL Client/Server tables......
Hosting parameters
The hosting parameters define the default values that will be used to create the new hosting accounts......
Implementing the log process in an application
Regardless of the tables used by your application (HFSQL Classic or HFSQL Client/Server), the log process can be implemented on these tables......
SCM: Working with the Source Code Manager
The principle for working with the Source Code Manager is as follows......
HFSQL Control Center: Optimize and repair data files
The HFSQL Control Center optimizes and repairs HFSQL data files in both Classic and Client/Server modes......
HFSQL Client/Server: Overview
You have the ability to create applications that access the HFSQL Client/Server databases...
Using the Control Centers in Client/Server mode
All the Control Centers provided with WINDEV, WEBDEV and WINDEV Mobile use the same database...
Restoring an HFSQL Client/Server database
A backup of an HFSQL Client/Server database can be restored at any time...
How to backup HFSQL Client/Server databases?
The backup of the HFSQL Client/Server databases can be performed ...
User Groupware and Client/Server tables
Applications using the User Groupware are compatible with HFSQL databases in Client/Server mode...
HFSQL Client/Server database: Recommendations
This help page presents the main recommendations for optimizing the security and performance of an HFSQL Client/Server database according to the constraints and desired features...
HFSQL Client/Server: Backing up databases
Like for any database, backups of your HFSQL Client/Server databases must be performed on a regular basis...
Installing an HFSQL Client/Server server with an application
When creating the setup program of a WINDEV application using HFSQL Client/Server tables, the wizard allows you to...
HFSQL Client/Server functions
Several HFSQL functions are used to manage the HFSQL Client/Server data...
User Groupware and Client/Server tables
An application that uses the User Groupware can be used with an HFSQL database in Client/Server mode...
HFSQL Client/Server functions (prefix syntax)
Several HFSQL functions are used to manage the HFSQL Client/Server data...
Remote HFSQL Administrator: Overview
The remote HFSQL administrator is a WEBDEV site installed with the WEBDEV application server and used to remotely manage the HFSQL Client/Server databases installed on the Web server...
HStatCalculateAsynchronous (Function)
Gets various statistics on the keys of an HFSQL Client/Server table.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HCheckMemoAsynchronous (Function)
Checks the structural integrity of memos in an HFSQL Client/Server table.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
<Source>.CheckUnaltered (Function)
Checks that one or all records in an unalterable table have not been modified (e.g. with a hexadecimal editor).
HCheckIndexAsynchronous (Function)
Checks that the data contained in the index file (.NDX file) correctly references the data contained in the HFSQL Client/Server table (.FIC file).
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HFSQL Cluster functions
The following functions are used to manage an HFSQL cluster
HCheckUnaltered (Function)
Checks that one or all records in an unalterable table have not been modified (e.g. with a hexadecimal editor).
<Connection variable>.SendMessageToClient (Function)
Displays a message on the client computers.
WDLog: Backup of HFSQL tables
WDLog allows you to save all the HFSQL tables used by a WINDEV or WEBDEV application...
Notifications of an HFSQL server
A server may encounter problems without any user (or developer) noticing anything.
For example:
  • a scheduled task may fail,
  • an automatic backup may fail,
  • a node may become inactive in an HFSQL cluster, ...
<HFSQL connection>.CheckIndexAsynchronous (Function)
Checks that the data contained in the index file (.NDX file) correctly references the data contained in the HFSQL Client/Server table (.FIC file).
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
<Connection variable>.ManageServerUpdate (Function)
Used to manage the automatic update of HFSQL Client/Server servers by specifying the check frequency regarding the availability of updates.
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
<HFSQL connection>.ReindexAsynchronous (Function)
Rebuilds the index of an HFSQL Client/Server table (".NDX" file). This operation is asynchronous, i.e., it is performed on the server and does not block the client side.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy...
<HFSQL connection>.StatCalculateAsynchronous (Function)
Gets various statistics on the keys of an HFSQL Client/Server table.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
Unalterable tables
This feature is used to signal that a table cannot be modified after writing...
HSendMessageToClient (Function)
Displays a message on the client computers.
<HFSQL connection>.CheckMemoAsynchronous (Function)
Checks the structural integrity of memos in an HFSQL Client/Server table.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HReindexAsynchronous (Function)
Rebuilds the index of an HFSQL Client/Server table (".NDX" file). This operation is asynchronous, i.e., it is performed on the server and does not block the client side.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.