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Version: 2026

2. Managing a Client/Server database
WEBDEV Tutorial - Managing an HFSQL Client/Server database Lesson 2 - Managing a Client/Server database - 20 min...
1. Implementing a Client/Server database
WEBDEV Tutorial - Managing an HFSQL Client/Server database Lesson 1 - Implementing a Client/Server database - 10 min...
Procedure
The Procedure property can be used: on the hScheduledTask type, used to describe the scheduled tasks on an HFSQL Client/Server database. on the rssStream type, used to describe an RSS feed....
Client/Server HFSQL table management
The HFSQL Control Center allows you to fully manage HFSQL Client/Server tables......
5. HFSQL Client/Server
Parameters of the procedure used by the HReindexAsynchronous function
WLanguage procedure (also called "callback") called by the HReindexAsynchronous function for each reindexed HFSQL Client/Server table. This new function is available from WINDEV Suite SaaS 2025 Update 2....
Parameters of the procedure used by the HStatCalculateAsynchronous function
WLanguage procedure (also called "callback") called by the HStatCalculateAsynchronous function for each verified HFSQL Client/Server table. This new feature is available as of WINDEV Suite SaaS 2025 Update 2....
WDAdminHF: Managing the data files
The remote HFSQL administrator proposes a full management of the HFSQL Client/Server databases......
WDLog: Viewing a log file
WDLog is used to view the content of a log file......
3. Data handled by a WINDEV Mobile application
The data handled by a WINDEV Mobile application can come from...
Creating an SCM repository
To share a project via the Source Code Manager, a repository must be created......
HUpdateLink (Function)
Updates on the server all the links of an HFSQL Client/Server table. Warning: This function is available only from WINDEV Suite SaaS 2025 Update 2. For more details, see Using new features exclusive to WINDEV Suite SaaS 2025....
<Source>.UpdateLink (Function)
Updates on the server all the links of an HFSQL Client/Server table. Warning: This function is available only from WINDEV Suite SaaS 2025 Update 2. For more details, see Using new features exclusive to WINDEV Suite SaaS 2025....
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....
How to backup HFSQL Client/Server databases?
The backup of the HFSQL Client/Server databases can be performed ...
Stored procedures and queries (HFSQL Client/Server)
The stored procedures are used to simplify the development and the maintenance of your applications by factorizing the code...
Restoring an HFSQL Client/Server database
A backup of an HFSQL Client/Server database can be restored at any time...
HFSQL Client/Server: Port management
The ports used by the HFSQL Client/Server server...
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...
HFSQL Client/Server: Scheduled tasks
The scheduled tasks are used to schedule automatic tasks...
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...
Managing rights on HFSQL Client/Server
To ensure data security and confidentiality, some actions may be restricted to a group of users...
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.
HFSQL Cluster functions
The following functions are used to manage an HFSQL cluster
HAddScheduledOptimization (Function)
Adds an optimization task of HFSQL Client/Server tables.
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.
<Connection variable>.AddScheduledOptimization (Function)
Adds an optimization task of HFSQL Client/Server tables.
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, ...
Limitations of WINDEV, WEBDEV and WINDEV Mobile
A structure is a custom type of data...
Installing and configuring HFSQL Cluster
Required configuration and overview for installing HFSQL Cluster.
Using the Control Centers in Client/Server mode
All the Control Centers provided with WINDEV, WEBDEV and WINDEV Mobile use the same database...
<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.
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy...
Overview of HFSQL Cluster
HFSQL Cluster is a database server intended to be deployed on several servers...
<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.
<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.
<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.
Authentication via Active Directory
Kerberos is an authentication mode based on the use of tickets and secret keys...
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.
Debugging a connection to an HFSQL server
The stored procedures and the triggers are debugged from the environment, with real execution on the server...
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