ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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, ...
Docker image of the HFSQL server
A Docker container with the HFSQL server is available on Docker Hub...
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
<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.
<Connection variable>.OperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
InStoredProcedureMode (Function)
Indicates whether the code is run on an HFSQL server.
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...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
<Source>.ListKey (Function)
Returns the list of keys found in a file (query or view) recognized by the HFSQL engine.
HListKey (Function)
Returns the list of keys found in a file (query or view) recognized by the HFSQL engine.
<Organizer>.Display (Function)
Reinitializes the content of an Organizer control from its data source (HFSQL data file for example).
H.VisibleAutoIndexing (Variable)
Indicates whether the indexing window must be displayed during the automatic reindexing of HFSQL tables.
<TimeLine>.Display (Function)
Reinitializes the content of a TimeLine control from its data source (HFSQL data file for example).
<Source>.ListSpatialKeys (Function)
Returns the spatial keys of a table (used in a query or view) recognized by the HFSQL engine.
<Source>ExportJSON String (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
HExportJSONString (Function)
Exports the records from a table (HFSQL or OLE DB), view, or query to a JSON string.
HListSpatialKeys (Function)
Returns the spatial keys of a table (used in a query or view) recognized by the HFSQL engine.
<Source>.RecordToString (Function)
Converts the content of the current record to string (in a table, HFSQL view, query, etc.).
How to read emails via the IMAP protocol?
This help page explains how to read emails via the IMAP protocol....
fDataDir (Function)
Returns the full path of the directory of HFSQL data files specified by the user when installing the application.
Java application and WINDEV
A Java application is an application entirely compiled in Java......
ERR_FORBIDDEN_UPDATE
ERR_FORBIDDEN_INSTALL
<Upload>.CopyFile (Function)
Saves on the server a file "uploaded" by the Web user. This upload may have been performed: via an "Upload" edit control. via a single-file or multi-file Upload control....
UploadCopyFile (Function)
Saves on the server a file "uploaded" by the Web user. This upload may have been performed: via an "Upload" edit control. via a single-file or multi-file Upload control....
SOCKS5 protocol
SOCKS5 is a simple network protocol intended to standardize the use of proxies for applications......
User Groupware and Client/Server tables
An application using User Groupware can be used with a HyperFileSQL database in Client/Server mode......
<ftpConnection variable>.DateTime (Function)
Returns the different creation, modification or access dates and times associated with a file located on an FTP server (File Transfer Protocol). This new function is available from WINDEV Suite SaaS 2025 Update 2....