ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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...
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...
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
Select query description window
The description window of a select query includes several sections...
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...
RTFLoad (Function)
Loads a file in RTF in an RTF control (found in a window or in a report).
Dialog (Function)
Displays a message box and returns the value of the button clicked by the user.
The Image control
The Image control is used to......
Changing the window content with a swipe gesture
The mobile devices propose several features available via finger movements......
RTFToText (Function)
Returns the text without the formatting characteristics specific to RTF.
Events associated with the controls of a report
The events associated with the controls of a report are as follows......
Token functions
Token functions in "Text token" Edit controls....
The Numeric or Currency control: Input or display masks
WINDEV, WINDEV Mobile and WEBDEV propose two types of masks......
DescribedName (Property)
The DescribedName property is used to handle the logical name of HFSQL data files (ignoring possible changes made by HAlias).
AAF: Sort on the columns of a Table control
WINDEV allows the user to easily sort the columns of a Table control....
The Time control: Input or display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
The Text control: Input or display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......
ODBCUserName (Property)
ODBCUserName is used to: Identify the username used to connect to a database via an ODBC driver or a Native Connector. Specify the username used to connect to a database via an ODBC driver or a Native Connector....
ODBCPassword (Property)
The ODBCPassword property is used to: Identify the password used to connect to a database via an ODBC driver or a Native Connector. Specify the password used to connect to a database via an ODBC driver or a Native Connector....
DisplayedItem (Property)
The DisplayedItem property is used to: Find out the item or the variable displayed by the control. Modify the item or the variable displayed by the control....
The Calendar control
The Calendar control is used to permanently display a calendar in a window or page......
Functions for managing Dates and Times (prefix syntax)
List of functions for managing dates and times...
The Duration control: Input or display masks
WINDEV, WEBDEV and WINDEV Mobile propose two types of masks......