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...
Properties associated with a group of controls
Several WLanguage properties can be used on a group of controls found in a window, in a page or in a report......
Importing/Consuming web services
WINDEV, WEBDEV and WINDEV Mobile allow you to directly import Webservices into your applications......
5. User Groupware in practice
Automatic update (Network applications)
This step of the wizard allows managing the automatic updates of the applications from the reference server....
Automatic features of Pivot Table controls
The Pivot Table control offers several Automatic Application Features (AAF) allowing the user to take advantage of all its capabilities......
Project configuration
Project configurations allow you to adapt the same project to multiple "targets"......
User Control Center: Management of network applications
For each network application listed in the User Control Center, the "Management of network applications" section is used to......
NoteTitle (Property)
The NoteTitle property is used to: Get the title of the notes used in the technical documentation of a control, window, page or report. Change the title of the notes used in the technical documentation of a control, window, page or report....
ChronoStart (Function)
Starts a stopwatch to measure the duration of a process (in milliseconds) and resets a running stopwatch.
HFlush (Function)
Forces the operating system of the computer where the data files are found to write data onto the disk.
FTPListFile (Function)
Lists the files (and/or the directories) found in a directory of an FTP server and returns the number of listed files (and/or directories)....
HSavePosition (Function)
Stores the current file context: current record, filter, pointers.
3. Layouts
WINDEV Mobile Tutorial: Developing an Android and iOS application Lesson 3 - Window orientation (layouts) - 15 min
User Groupware and LDAP
The LDAP protocol is increasingly used by the companies......
12. Retrieving data from a site
Organizing the directories of a project
When creating a project, a directory specific to this project is automatically created......
TimerSys (Function)
Periodically and automatically calls a WLanguage procedure.
HSeekLast (Function)
Sets the position on the last file record whose value for a specific item is less than or equal to a sought value.
Sharing your source code with the SCM
WEBDEV Tutorial - A Source Code Manager for WEBDEV Sharing your source code with the SCM - 30 min...
Reading bar codes
WINDEV, WEBDEV and WINDEV Mobile allow you to create applications for reading bar codes......
Anchoring in a page
In a page, the anchors define how the content of a page will behave when the page is enlarged by the Web user....
Creating a WINDEV application for Linux
WINDEV allows you to create native 64-bit Linux executables. Their UI is developed with the window editor....
WDAdminHF: Scheduled task
The remote HFSQL administrator is used to define the scheduled tasks......
WDStatistics: Overview
WDStatistics is a tool used to perform statistical calculations regarding the traffic of your dynamic WEBDEV sites......
Empty (Property)
The Empty property is used to determine if an element is empty.