ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

Select query description window
The description window of a select query includes several sections...
Creating an insert query
An insert query (corresponding SQL statement...
Describing a query
Once a query is created, all the characteristics of this query can be modified at any time...
Example for creating a select query
This help page explains how to create two select queries...
Query creation mode: independent or embedded query
The query editor proposes two methods for creating a 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...
HSuggestKeyEnd (Function)
Finishes collecting information on executed queries.
Handling the versions of a window, report, query or project
When creating and developing the different elements of a project (window, query, report, project, ...
Operations in a Select query
The query editor allows you to perform operations on the values of an item...
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.
Joins between the tables of a select query
When several tables are used in a query, the query editor automatically searches for the links between these tables defined in the database schema...
Project comparator
Comparing two windows (two pages, two reports, two classes, ...
Optimizing the query execution
The query editor allows you to optimize the execution speed of one or more queries...
Creating a query
Two methods can be used to create a query...
Creating a select query
A select query (corresponding SQL statement...
HSuggestKey (Function)
Returns a list of keys to add to tables to improve query performance.
Test of a query
The query editor allows you to run the test of query result...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ...
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...
Creating a delete query
A delete query (corresponding SQL statement...
Code history
The code history is used to...
Selection conditions of a query
The selection conditions of records are applied to the items used in the queries...
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...
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...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
Environment of the query editor
When creating a class in the code editor, the Constructor and Destructor methods are automatically created by default...
Items used in a select query
A query created in the query editor can contain several types of items...
Creating an update query
An Update query (SQL UPDATE statement) is used to modify the records in a database file...
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...
Report based on a Looper control
A report based on a Looper control is used to directly print the information displayed in the control......
Width (Property)
The Width property gets and changes the width: of a control or block in a report. of a control (found in a window), window, column found in a table or column found in a list box (including listview). of a control (found in a page), column found in a table or column found in a list box. The control can be overlayable or not....
Managing HFSQL Client/Server files
The HFSQL Control Center allows you to fully manage HFSQL Client/Server data files......
Spreadsheet control in a window
The spreadsheet is one of the most often used business tools. The Spreadsheet control is used to include a spreadsheet in your WINDEV windows....
LoadError (Function)
Loads the file containing the error messages in the desired language into memory.
Handling a dictionary
WINDEV, WEBDEV and WINDEV Mobile allow you to easily perform the following operations on a dictionary......
Consuming a web service
WINDEV Tutorial: Consuming a web service Consuming a web service - 10 min
7. Consuming a web service
WINDEV Mobile tutorial: Developing an Android and iOS application Lesson 7 - Consuming a web service - 10 min
14. Controls in practice
FaxSend (Function)
Sends a fax according to the connection that was established beforehand (FaxConnect).
2. My first window
WINDEV Tutorial: WINDEV overview Lesson 2 - My first window - 30 min
Report based on a Table control
A report based on a Table control is used to directly print the information displayed in the Table control (based on a data file or populated programmatically)......
6. Printing the product catalog
WINDEV Mobile Tutorial - Developing an Android and iOS application Lesson 6 - Printing the product catalog - 20 min
Caption (Property)
In a database, the Caption property is used to: Find out the caption associated with a file item. Find out the caption associated with a data file. Find out and modify the connection caption. In a report, the Caption property is used to: Find out the text displayed in a Static or Link control. Modify the text displayed in a Static or Link control. In a window or page, the Caption property is also used to: Find out and modify the caption of a control in a window or in a page. Find out and modify the caption of a menu option. Find out and modify the title of a window or page. Find out the content of a Breadcrumb control....
7. Sending an email
WINDEV Tutorial: WINDEV application: Managing data Lesson 7 - Sending an email - 20 min
2. Projects in practice
2. Projects in practice
Discover the main operations that can be performed on a project....
The Context Menu control (WEBDEV)
Context menus are often used in websites......
Various constants
List of various constants used by the constants WINDEV functions....
HReadNext (Function)
Sets the position on the next table record according to a browse item.