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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Parameters of the procedure used by HReindexAsynchronous
WLanguage procedure ("callback") called by HReindexAsynchronous for each HFSQL Client/Server data file reindexed. This new function is available from WINDEV Suite SaaS 2025 - Update 2....
WDLog: Viewing a log file
WDLog is used to view the content of a log file......
WDAdminHF: Managing the data files
The remote HFSQL administrator proposes a full management of the HFSQL Client/Server databases......
Managing HFSQL Client/Server files
The HFSQL Control Center allows you to fully manage HFSQL Client/Server data files......
Creating an SCM repository
To share a project via the Source Code Manager, a repository must be created......
HFConf.Ini file
The HFConf.INI file is found at server root. This file is used to define several characteristics of HFSQL Client/Server server....
Report based on a data file
A report based on a data file is used to print the records coming from a single data file (HFSQL Classic or Client/Server, accessed via a Native Access, ......
Password (Property)
The Password property can be used: on the edit controls (or on the text table columns) to find out whether the control is a "Password" control or to modify the "Password" type of the control. on the connections (HFSQL Client/Server, OLE DB, etc.) to define the password of the user who uses the connection....
Native 64-bit and native 32-bit: a single source code
The 64-bit operating systems are starting to appear on the PCs and on the servers......
Source (Property)
The Source property can be used on: a Chart control: in this case, the Source property is used to get the source of the series: Table column, list of values, ... a connection: in this case, the Source property is used to get or set the source of a connection (HFSQL Client/Server, OLE DB, etc.)....
3. Data handled by a WINDEV Mobile application
The data handled by a WINDEV Mobile application can come from...
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......
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
LINUX: Accessing the ODBC databases
The native access to HFSQL Classic and Client/Server is available for the WINDEV applications running in Linux ("console" applications) and for the WEBDEV sites hosted in Linux......
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......
6. HFSQL Client/Server clusters
6. HFSQL Client/Server cluster
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 data files......
HFSQL Client/Server functions (prefix syntax)
Several HFSQL functions are used to manage the HFSQL Client/Server data...
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 data files, the wizard allows you to...
User Groupware and Client/Server data files
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 functions
Several HFSQL functions are used to manage the HFSQL Client/Server data...
User Groupware and Client/Server data files
An application that uses the User Groupware can be used with an HFSQL database in Client/Server mode...
Using the Control Centers in Client/Server mode
All the Control Centers provided with WINDEV, WEBDEV and WINDEV Mobile use the same database...
How to backup HFSQL Client/Server databases?
The backup of the HFSQL Client/Server databases can be performed ...
HFSQL Client/Server: Overview
You have the ability to create applications that access the HFSQL Client/Server databases...
Restoring an HFSQL Client/Server database
A backup of an HFSQL Client/Server database can be restored at any time...
<HFSQL connection>.CheckMemoAsynchronous (Function)
Checks the structural integrity of memos in an HFSQL Client/Server data file.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
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...
HFSQL Cluster functions
The following functions are used to manage an HFSQL cluster
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy...
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, ...
HStatCalculateAsynchronous (Function)
Gets various statistics on the keys of an HFSQL Client/Server data file.
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 data file.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HSendMessageToClient (Function)
Displays a message on the client computers.
HCheckIndexAsynchronous (Function)
Checks that the data contained in the index file (.NDX file) correctly references the data contained in the HFSQL Client/Server data file (.FIC file).
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
HCheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
<Connection variable>.SendMessageToClient (Function)
Displays a message on the client computers.
<HFSQL connection>.StatCalculateAsynchronous (Function)
Gets various statistics on the keys of an HFSQL Client/Server data file.
This function is only available in subscription-based versions, starting with WINDEV Suite 2025 - Update 2.
WDLog: Backup of HFSQL data files
WDLog allows you to save all the HFSQL data files used by a WINDEV or WEBDEV application...
HReindexAsynchronous (Function)
Rebuilds the index of an HFSQL Client/Server data file (".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.
Unalterable data files
This feature is used to signal that a data file cannot be modified after writing...
<HFSQL connection>.ReindexAsynchronous (Function)
Rebuilds the index of an HFSQL Client/Server data file (".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.
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>.CheckIndexAsynchronous (Function)
Checks that the data contained in the index file (.NDX file) correctly references the data contained in the HFSQL Client/Server data file (.FIC file).
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 data file have not been modified (e.g. with a hexadecimal editor).
<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.
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