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.
<Source>.ReadSeekFirst (Function)
Sets the position on the first record whose value for a specific item is strictly equal to a sought value (exact-match search).
<Source>.Previous (Function)
Positions on the previous file record according to a browse item.
Minute (Property)
The Minute property is used to: Retrieve the minutes from a Time or DateTime variable, or the number of minutes from a Duration. Change the minutes in a Time or DateTime variable, or the number of minutes in a Duration. Retrieve the minutes or the number of minutes from a Date item (in "Date and Time" or "Duration" format) or from a Time item. Modify the minutes or the number of minutes in a Date item (in "Date and Time" or "Duration" format) or in a Time item....
HOptimizeQuery (Function)
Optimizes the Select queries by using idle times when handling an application (period without processes).
<Source>.Version (Function)
Used to find out: whether the content of a file was modified. whether the content of a file used by a query was modified....
<Source>.Next (Function)
Sets the position on the next data file record according to a browse item.
HChangeKey (Function)
Changes the browse item.
The UML model
The main objective of a development team is to create optimized applications, capable of satisfying the ever-changing needs of their users......
SOAPGetHeader (Function)
Retrieves a header in the SOAP message received further to a call to a Webservice.
HVersion (Function)
Used to find out: whether the content of a file was modified. whether the content of a file used by a query was modified....
HDescribeFile (Function)
Describes a data file programmatically.
Time (Property)
The Time property enables you to: Retrieve the time from a DateTime variable. Modify the time in a DateTime variable. Retrieve the time from in a Date item (in "Date and Time" format) Modify the time in a Date item ("Date and Time" format)....
HFilterContains (Function)
Defines and enables a "Contains" filter on a data file, view or query.
<Source>.Forward (Function)
Moves several records forward from the current position in the data file, according to a specified item.
WDMap: Characteristics of the files found in a database
WDMap is used to get various characteristics specific to......
<Source>.DeactivateFilter (Function)
Temporarily disables the filter on a data file (view or query).
<Source>.SeekLast (Function)
Sets the position on the last file record whose value for a specific item is less than or equal to a sought value.
<Source>.Backward (Function)
Moves backward several records from the current position in the data file, according to a specified item.
<Source>.Filter (Function)
Defines and enables a filter on a data file, view or query.
<Source>.ReadLast (Function)
Sets the position on the last record of a data file according to a browse item.
<Source>.ReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
<Source>.ReadSeekLast (Function)
Sets the position on the last record whose value for a specific item is less than or equal to a sought value (exact-match search).
Month (Property)
The Month property is used to: Retrieve the month from a Date or DateTime variable. Modify the month in a Date or DateTime variable. Retrieve the month from a Date item (in "Simple date" or "Date and Time" format) Modify the month in a Date item (in "Simple Date" or "Date and Time" format)...
HForward (Function)
Moves several records forward from the current position in the data file, according to a specified item.
HActivateFilter (Function)
Enables the filter that was previously created for the specified data file (view or query).