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 new function is available from WINDEV Suite SaaS 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 new function is available from WINDEV Suite SaaS 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 new function is available from WINDEV Suite SaaS 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 new function is available from WINDEV Suite SaaS 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 new function is available from WINDEV Suite SaaS 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 new function is available from WINDEV Suite SaaS 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 new function is available from WINDEV Suite SaaS 2025 - Update 2.
<HFSQL connection>.StatCalculateAsynchronous (Function)
Gets various statistics on the keys of an HFSQL Client/Server data file.
This new function is available from WINDEV Suite SaaS 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).
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