ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Creating a delete query
A delete query (corresponding SQL statement...
HSuggestKey (Function)
Returns a list of keys to add to data files to improve query performance.
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
Selection conditions of a query
The selection conditions of records are applied to the items used in the queries...
HSuggestKeyEnd (Function)
Finishes collecting information on executed queries.
Project comparator
Comparing two windows (two pages, two reports, two classes, ...
Creating a query
Two methods can be used to create a query...
Items used in a select query
A query created in the query editor can contain several types of items...
Sort order of records found in a select query
To make the result of a query easier to read, the records can be sorted according to one or more items...
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
Create an insert query
An insert query (corresponding SQL statement...
Carrying over the differences from an element to another one
The project comparator is used to compare two elements and to list the differences found...
Joins between the data files of a select query
When several data files are used in a query, the query editor automatically searches for the links between these files defined in the analysis...
Code history
The code history is used to...
Environment of the query editor
Creating a select query
A select query (corresponding SQL statement...
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a query...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
Describing a query
Once a query is created, all the characteristics of this query can be modified at any time...
Optimizing the query execution
The query editor allows you to optimize the execution speed of one or more queries...
Select query description window
The description window of a select query includes several sections...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ...
Example for creating a select query
This help page explains how to create two select queries...
Modifying the values displayed in the result of a select query
In the result of a select query, you have the ability to only display...
Test of a query
The query editor allows you to run the test of query result...
Select query: Displaying the first/last n records
The editor of Select queries is used to limit the number of records that will be displayed in the result of the query.
Query: Displaying the records corresponding to a given period
When a "Date" item is found in the query, you have the ability to only select the records corresponding to a given period...
Creating an update query
An Update query (SQL UPDATE statement) is used to modify the records in a database file...
Result of a query in test mode
After its execution in test mode (see Running the query test), the result of the query can be...
HorizontalAlignment (Property)
The HorizontalAlignment property gets and changes the horizontal alignment of a control.
7. Multilingual applications in practice
NbThumbnail (Property)
The NbThumbnail property is used to get the number of thumbnails generated for an item.
Automated tests
WINDEV Tutorial - Monitoring the evolution of an application Automated tests - 20 min
MaxThumbnailWidth (Property)
The MaxThumbnailWidth property is used to get or change the maximum width of a thumbnail of an Image item (binary memo).
1. WEBDEV environment
WEBDEV Tutorial: WEBDEV overview Lesson 1 - WEBDEV environment - 5 min
MaxThumbnailHeight (Property)
The MaxThumbnailHeight property is used to get and change the maximum height of a thumbnail of an Image item (binary memo).
Discover WINDEV Mobile
WINDEV Mobile tutorial: WINDEV Mobile overview Discover WINDEV Mobile - 10 min
Native SQL Server Connector: Retrieving the output value of a stored procedure
The Native SQL Server Connector is used to: specify the input values during the call to a stored procedure. retrieve the output values after a call to a stored procedure....
Referring to an element in a WLanguage event / process
iParameterPDF (Example)
Usage example of the iParameterPDF function
ReturnToCapture (Function)
Stops the current process and forces the input in the specified control, window or page.
SetFocusAndReturnToUserInput (Function)
Stops the current process, sets the focus to the specified control, window or page, and allows the user to enter data.
InfoThumbnailGeneration (Property)
The InfoThumbnailGeneration property is used to determine if the thumbnails of an item have been generated successfully.
Creating a Pivot Table control
To create a Pivot Table control......
Managing the HFSQL servers
The HFSQL Control Center allows you to fully manage HFSQL servers......
1. Discover WINDEV
WINDEV Tutorial: WINDEV overview Lesson 1 - Discover WINDEV - 5 min
AnchorRateRight (Property)
The AnchorRateRight property is used to: Find out the anchor rate when a control moves on the horizontal axis. Modify the anchor rate when a control moves on the horizontal axis....
AnchorRateHeight (Property)
The AnchorRateHeight property is used to: Find out the vertical anchor rate of a control. Modify the vertical anchor rate of a control....
Report based on an Organizer control
A report based on an Organizer control is used to directly print the information displayed in the Organizer control...
Report based on a Scheduler control
A report based on a Scheduler control is used to directly print the information displayed in the Scheduler control......
XMLRead (Function)
Returns the value of an XML element or the value of the attribute for an XML element.
MaxValue (Property)
The MaxValue property is used to: get and set the top value of a report based on a data file. get the maximum value of the current filter. get the maximum value of a data series in a chart. get and set the maximum value for some types of controls....
Various constants
List of various constants used by the constants WINDEV functions....
Report templates
WINDEV, WINDEV Mobile and WEBDEV allow you to create report templates......