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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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: Scheduled tasks
The scheduled tasks are used to schedule automatic tasks...
HFSQL Client/Server: Port management
The ports used by the HFSQL Client/Server server...
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 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...
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...
HFSQL Client/Server functions (prefix syntax)
Several HFSQL functions are used to manage the HFSQL Client/Server data...
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 ...
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...
HFSQL Client/Server functions
Several HFSQL functions are used to manage the HFSQL Client/Server data...
Authentication via Active Directory
Kerberos is an authentication mode based on the use of tickets and secret keys...
<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.
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
Installing and configuring HFSQL Cluster
Required configuration and overview for installing HFSQL Cluster.
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.
<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.
Using the Control Centers in Client/Server mode
All the Control Centers provided with WINDEV, WEBDEV and WINDEV Mobile use the same database...
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.
<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.
HFSQL Cluster functions
The following functions are used to manage an HFSQL cluster
<Connection variable>.AddScheduledOptimization (Function)
Adds an optimization task of HFSQL Client/Server data files.
Overview of HFSQL Cluster
HFSQL Cluster is a database server intended to be deployed on several servers...
HAddScheduledOptimization (Function)
Adds an optimization task of HFSQL Client/Server data files.
Managing the load balancing (dynamic load balancing on server)
The server that is hosting a HFSQL database engine can be very busy...
<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...
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.
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.
Debugging a connection to an HFSQL server
The stored procedures and the triggers are debugged from the environment, with real execution on the server...
ViewName (Property)
The ViewName property is used to: find out the name of the HFSQL view, data source of a report modify the name of the HFSQL view, data source of a report....
WDAdminHF: Managing the server
During the connection to the remote HFSQL administrator, you must specify the HFSQL server that will be taken into account......
Materialized view
SQL: Managing joins (INNER JOIN, OUTER JOIN)
To select records coming from several data files, joins must be used in the SQL query......
HClusterDeleteNode (Function)
Disables a node in a HFSQL cluster.
HClusterAddNode (Function)
Enables a node in an HFSQL cluster.
<Source>.OnError (Function)
Customizes the management of HFSQL errors.
WDSQL: Running an SQL query
WDSQL is used to run all the SQL queries created by WDSQL......
Specific features of Android applications
The development of Android and WINDEV Mobile applications is different in the following fields......
HOpenAnalysis (Function)
Opens an analysis in HFSQL Classic format.
<Connection variable>.RSDeleteConfig (Function)
Deletes a replication between two HFSQL servers.
HRSDeleteConfig (Function)
Deletes a replication between two HFSQL servers.
HClusterParameter (Function)
Reads and modifies the parameters of an HFSQL cluster.
HClusterMasterNode (Function)
Returns the name of the master node in an HFSQL cluster.
InStoredProcedureMode (Function)
Indicates whether the code is run on an HFSQL server.
HClusterState (Function)
Returns the status of an HFSQL cluster by interrogating its coordinator.
HRSListConfig (Function)
Lists the replications available on a master HFSQL server.
HClusterSynchronizationInfo (Function)
Returns the progress of synchronization for a node of an HFSQL cluster.
HFSQL properties associated with the queries and views
List of HFSQL properties associated with the queries and views...
<Source>.DescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
<Connection variable>.RSListConfig (Function)
Lists the replications available on a master HFSQL server.
Native MariaDB Connector: Programming with SQL functions
The SQL functions can be used to handle the MariaDB database......
Native PostgreSQL Connector: Programming with SQL functions
You can use SQL functions to handle the PostgreSQL database......
HRSModifyConfig (Function)
Modifies some parameters of an existing replication between two HFSQL servers.