ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HModifyDatabaseRights (Function)
Modifies the rights granted to a user or to a group for a HFSQL Client/Server database....
<Connection variable>.DeleteScheduledOptimization (Function)
Deletes a scheduled optimization task from HFSQL Client/Server data files....
Transactions in HFSQL Client/Server mode
To keep maximum compatibility between HFSQL Classic applications (single-user or multi-user) and HFSQL Client/Server applications, the transaction mechanism in HFSQL Client/Server mode is similar to the one in HFSQL Classic mode......
SynchroHFSQL (Property)
The SynchroHFSQL property is used to: get the refresh mode of a Table control based on a data file linked to an HFSQL Client/Server data file. specify the refresh mode of a Table control based on a data file linked to an HFSQL Client/Server data file....
HListConnectedUser (Function)
Lists the users currently connected to one or more files handled by a Client/Server connection....
<Connection variable>.ListScheduledOptimization (Function)
Lists the scheduled optimization tasks of HFSQL Client/Server data files for a connection....
<Source>.RecordDate (Function)
Returns the date and time that an HFSQL record was last modified (Classic or Client/Server)....
<Connection variable>.SimulateNetwork (Function)
Simulates the operating mode of HFSQL Client/Server on an ADSL or 3G network....
Structure of log files (HFSQL Client/Server)
The following files are automatically created when logging an HFSQL Client/Server data file......
HModifyFileRights (Function)
Modifies the rights granted to a user or group on an HFSQL Client/Server data file....
hScheduledTask (Type of variable)
The hScheduledTask type is used to manage a scheduled HFSQL Client/Server task through programming......
<Connection variable>.ModifyFileRights (Function)
Modifies the rights granted to a user or group on an HFSQL Client/Server data file....
HSimulateNetwork (Function)
Simulates the operating mode of HFSQL Client/Server on an ADSL or 3G network....
HListScheduledOptimization (Function)
Lists the scheduled optimization tasks of HFSQL Client/Server data files for a connection....
Converting an HFSQL Classic database into HFSQL Client/Server
There are two methods to convert HFSQL Classic databases to HFSQL Client/Server in WINDEV, WEBDEV and WINDEV Mobile......
ODBC driver for HFSQL Classic and for HFSQL Client/Server (Linux)
The ODBC driver for HFSQL Classic (single-user or multi-user) is used to access an HFSQL Classic database from an external database software that supports the accesses by ODBC......
Differences and specific features of an HFSQL Client/Server application
The management mode of data files may have to be adapted when using an HFSQL Client/Server application......
<Connection variable>.InfoFileRights (Function)
Allows you to find out the rights granted to a user or to a group on an HFSQL Client/Server data file....
HInfoFileRights (Function)
Allows you to find out the rights granted to a user or to a group on an HFSQL Client/Server data file....
Compression (Property)
The Compression property is used to manage data compression during a connection (HFSQL Client/Server, etc.)...
Provider (Property)
The Provider property is used to manage the type of a connection (HFSQL Client/Server, OLE DB, etc.)....
User (Property)
The User property is used to manage the user of a connection (HFSQL Client/Server, OLE DB, etc.)....
Optimizing the connection times to the HFSQL Client/Server databases
This help page explains how to optimize the connection times to the HFSQL Client/Server databases by limiting the network traffic......
Using the Control Centers in Client/Server mode
All the Control Centers provided with WINDEV, WEBDEV and WINDEV Mobile use the same database...
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...
Restoring an HFSQL Client/Server database
A backup of an HFSQL Client/Server database can be restored at any time...
HFSQL Client/Server functions (prefix syntax)
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...
HFSQL Client/Server: Overview
You have the ability to create applications that access the HFSQL Client/Server databases...
How to backup HFSQL Client/Server databases?
The backup of the HFSQL Client/Server databases can be performed ...
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 using User Groupware can be used with a HyperFileSQL database in Client/Server mode...
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: Backing up databases
Like for any database, backups of your HFSQL Client/Server databases must be performed on a regular basis...
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.
Unalterable data files
This feature is used to signal that a data file cannot be modified after writing...
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.
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.
HSendMessageToClient (Function)
Displays a message on the client computers.
<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.
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>.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.
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 Cluster functions
The following functions are used to manage an HFSQL cluster
<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.
<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.
<Connection variable>.SendMessageToClient (Function)
Displays a message on the client computers.
HCheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
WDLog: Backup of HFSQL data files
WDLog allows you to save all the HFSQL data files used by a WINDEV or WEBDEV application...
<Source>.CheckUnaltered (Function)
Checks that one or all records in an unalterable data file have not been modified (e.g. with a hexadecimal editor).
1
2
3
4
5
6
25
>