ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

How to create and run an SQL query through programming?
This help page explains how to create and run an SQL query through programming.
Overloading a WLanguage function or using a WLanguage function in an SQL query
WLanguage includes the "WL" keyword...
Report based on an SQL query with data accessed via a connection (ODBC, etc.)
A report based on an SQL query with data accessed via a connection can print records from a database accessible via a specific ODBC driver or via a Native Connector...
HExecuteSQLQueryAsynchronous (Function)
Executes an SQL query asynchronously.
SQL functions for accessing the external databases
List of SQL functions used to access the external databases
Cross-database queries
An SQL query can operate on different databases...
<Source>.ExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
HSuggestKeyStart (Function)
Starts collecting information on executed queries.
<Source>.ExecuteSQLQueryAsynchronous (Function)
Executes an SQL query asynchronously.
HSuggestKey (Function)
Returns a list of keys to add to data files to improve query performance.
HSuggestKeyEnd (Function)
Finishes collecting information on executed queries.
Creating a query in SQL code
The query editor allows you to create a query by typing SQL code...
HExecuteSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the HFSQL engine.
IWListDelete (Function)
Deletes an internal window found in the list of internal windows browsed by an Internal Window control.
NbThumbnail (Property)
The NbThumbnail property is used to get the number of thumbnails generated for an item.
OAuth2Parameters (Type of variable)
The OAuth2Parameters type is used to define the information required to authenticate on a web service implementing the OAuth 2.0 standard.
Unalterable (Property)
The Unalterable property is used to configure the unalterability of a data file: the data file cannot be modified; only additions can be made.
NbRecRead (Property)
NbRecRead is used to find out the number of records read: selected both by the source of the report AND by the filter code (if it exists).
Copying and cloning
Variables are copied using the "=" operator...
MaxThumbnailWidth (Property)
The MaxThumbnailWidth property is used to get or change the maximum width of a thumbnail of an Image item (binary memo).
MaxThumbnailHeight (Property)
The MaxThumbnailHeight property is used to get and change the maximum height of a thumbnail of an Image item (binary memo).
HTTPRequest (Example)
Usage example of the HTTPRequest function
ChangeCharset (Example)
Usage example of the ChangeCharset function
WinSize (Function)
WinSize: returns or modifies the window display mode (maximized, minimized or normal), modifies the window height and/or width, moves the window and modifies a window's height and/or width....
Printing the content of a table (AAF)
A Table control proposes an automatic popup menu allowing the user to perform several operations on the data displayed in the table......
FTPConnect (Example)
Usage example of the FTPConnect function
fMakeDir (Example)
Usage example of the fMakeDir function
XMLParent (Example)
Usage example of the XMLParent function
fDate (Example)
Usage example of the fDate function
Organizer report
The report editor gives you the ability to create "Organizer" reports....
NbPrintedRec (Property)
The NbPrintedRec property is used to determine the number of records already printed.
InfoThumbnailGeneration (Property)
The InfoThumbnailGeneration property is used to determine if the thumbnails of an item have been generated successfully.
fDateTime (Example)
Usage example of the fDateTime function
fCopyDir (Example)
Usage example of the fCopyDir function
iDestination (Function)
Configures the print destination.
Execute (Function)
Starts the execution of a process through programming.
fCurrentDrive (Function)
Gets or sets the current drive.
Scheduler report
The report editor allows you to create "Scheduler" reports....