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...
HOperationInProgress (Function)
Returns the list of automatic operations in progress on an HFSQL server.
HServerMaintenance (Function)
Checks and optimizes the system tables of an HFSQL server.
<Connection variable>.ServerMaintenance (Function)
Checks and optimizes the system tables of 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 data files, the wizard allows you to...
HManageServerUpdate (Function)
Allows you to manage the automatic update of HFSQL Client/Server servers and to define how often to check for updates.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
<Connection variable>.OperationInProgress (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.
<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.
HFSQL and Docker
Docker is a software platform that allows you to run applications in software containers on Linux (Docker runs like a daemon)...
HListServer (Function)
Lists the HFSQL servers installed on a computer.
HPrevious (Function)
Positions on the previous file record according to a browse item.
Sharing your source code with the SCM
WEBDEV Tutorial - A Source Code Manager for WEBDEV Sharing your source code with the SCM - 30 min...
HReadLast (Example)
Usage example of the HReadLast function
HExecuteQuery (Example)
Usage example of the HExecuteQuery function
HListREP (Function)
Returns the list of assignments for the data files handled by the current application, which means the list of physical files corresponding to the files described in the analysis.
HExecuteSQLQuery (Example)
Usage example of the HExecuteSQLQuery function
HOut (Example)
Usage example of the HOut function
HCreateView (Function)
Creates an HFSQL view. This function uses the former view mechanism....
HDuplicateRecord (Function)
Duplicates the record read in a data file: the record found in memory is added into the data file (query or view).
Creating, generating and deploying a web service
WINDEV and WEBDEV allow you to directly generate web services that use the SOAP technology......
HChangeLogDir (Function)
Modifies the location of log files corresponding to an HFSQL data file.
HCancelDeclaration (Example)
Usage example of the HCancelDeclaration function
Managing connections
WINDEV, WEBDEV and WINDEV Mobile propose different methods for describing a connection......
HIndex (Function)
Rebuilds the file index (".NDX" file).
Telemetry: Overview
From version 21, WINDEV proposes advanced statistics regarding the use of your WINDEV applications via the telemetry......
HWrite (Function)
Writes a record into a data file without updating the indexes corresponding to all keys used in the file.
HDeclareExternal (Example)
Usage example of the HDeclareExternal function
SCM administrator: available tools
The SCM administrator (Source Code Manager) proposes several tools to manage and optimize the SCM repository......
Native SQL Server Connector: Specific features and remarks
The following paragraphs present the main aspects and specific features of the Native SQL Server Connector......
Type (Property)
The Type property is used to get: the type of element (data file or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant....
Setup wizard: Steps for creating a WINDEV application setup program
The setup program creation wizard allows you to define all the settings of your setup program....
Analysis: Describing data files
The analysis is used to define the structure of data files used by the project......
1. Analysis: Database structure
When a WINDEV, WEBDEV or WINDEV Mobile project uses data files, it must be associated with an analysis....
HAdd (Function)
Adds: the record found in memory into the data file (query or view). the record found in a Record variable into the data file (query or view)....
HLinkMemo (Function)
Used to associate a file with a binary memo item or to cancel the existing link between a file and a binary item.