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...
MinimumLength (Property)
The MinimumLength property is used to configure the minimum length of the words to be indexed.
INIRead (Example)
Usage example of the INIRead function
FTPCurrentDir (Example)
Usage example of the FTPCurrentDir function
fCompare (Example)
Usage example of the fCompare function
OutlookStartSession (Example)
Usage example of the OutlookStartSession function
<DiskFile variable>.WriteLine (Function)
Writes a line into a text file (ANSI or UNICODE).
Screen,Raz (External language)
Resets to zero (for a numeric control) or clears (for the other types of controls) the content of the controls found in the current window.
Items (Property)
The Items property is used to configure the different items of a full-text index.
apLog (Function)
Saves an information in a "log" file during the execution of an action plan.
TabSaveConfiguration (Function)
Saves the configuration of dynamic panes found in a Tab control in character string format.
ActiveDirectory (Property)
The ActiveDirectory property allows you to connect to an HFSQL server using Active Directory authentication.
FramesetRefresh (Function)
Refreshes a frameset displayed in the user's browser from the context on the server....
<emailOutlookSession variable>.SendMessage (Function)
Sends an email using the Outlook protocol.
<Image>.SaveGIF (Function)
Saves an image: in a file in GIF format. in memory....
MemSeek (Example)
Usage example of the MemSeek function
<DiskFile variable>.Read (Function)
Reads: a block of bytes (characters) in an external file (ANSI or Unicode), the content of an external file (ANSI or Unicode) and assigns it to a memory area....
Accessing a database via a web service
The database can be accessed via a web service......
<Image>.Rotation (Function)
Rotates an Image control.
fStopCompress (Example)
Usage example of the fStopCompress function
fSize (Example)
Usage example of the fSize function
fLongName (Example)
Usage example of the fLongName function
FontUnderlined (Property)
The FontUnderlined property is used to: Determine if the text is underlined. Underline (or not) a text....
Note (Property)
The Note property is used to: Find out the notes associated with a control, a window, a page or a report. Modify the notes associated with a control, a window a page or a report....
SysMetric (Function)
Returns the resolution of a specific element.
fRename (Example)
Usage example of the fRename function