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 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.
Text (Property)
The Text property is used to get and modify text.
LDAPNbValue (Function)
Returns the number of values for an attribute.
Width (Property)
The Width property is used to determine and change the width of an element.
LDAPDeleteAttributeValue (Function)
Deletes a value of a specified attribute.
Name (Property)
The Name property is used to get the name of an element.
hdfsStatus (Type of variable)
The hdfsStatus type is used to define the advanced characteristics regarding the status of an element (file, directory, link) in the Hadoop file system.
Choose the action of the button in a page
WEBDEV proposes several actions of the button on the controls of the page......
EmailReadFirst (Function)
Reads the first incoming email according to the protocol used (POP3 or IMAP, MS Exchange, Lotus Notes or Outlook).
TableCount (Function)
Returns: the number of columns found in a Table or TreeView Table control. the number of rows found in a Table or TreeView Table control....
AJAXCancelAsynchronousCall (Function)
Cancels the automatic execution of the browser procedure called by AJAXExecuteAsynchronous.
TableExpandAll (Function)
Expands: the entire hierarchy (all nodes) of a TreeView Table control. all breaks of a Table control....
Comparison operators
The comparison operators can be divided into several categories......
Height (Property)
The Height property is used to get and change the height of an element.
FTPGet (Example)
Usage example of the FTPGet function
OLECreateCopy (Function)
Associates an OLE control with an OLE object while specifying a base file.
2. Web development and WEBDEV
WEBDEV Tutorial: WEBDEV overview Lesson 2: Web development and WEBDEV - 10 min
httpRequest (Type of variable)
The httpRequest type is used to retrieve the advanced characteristics of an HTTP/HTTPS request....
restRequest (Type of variable)
The restRequest type is used to define the advanced characteristics of a REST request.
ErrorBuild (Function)
Displays a custom error message in a system error window.
NetworkUser (Function)
Identifies the name of the connected user.