ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

Informix Native Connector: Programming using SQL functions
The use of SQL functions to manipulate Informix data does not require importing the file structure into the database schema...
Mathematical SQL functions
The mathematical SQL functions that can be used on the queries written in SQL code are as follows...
SQL : ORDER BY clause: Organizing the result of a query
The ORDER BY clause is used to sort the records selected by an SQL query...
Creating a query in SQL code
The query editor allows you to create a query by typing SQL code...
Overloading a WLanguage function or using a WLanguage function in an SQL query
WLanguage includes the "WL" keyword...
SQL commands available in an SQL query
WINDEV allows you to easily run queries in SQL code...
SQL statements
The main SQL statements allowed in the SQL queries managed by WINDEV and WEBDEV are as follows...
SQL selection conditions
To specify the selection conditions in an SQL query, you can use...
SQL: Managing joins (INNER JOIN, OUTER JOIN)
To select records coming from several data files, joins must be used in the SQL query...
SQL functions that can be used in SQL queries
The following SQL functions can be used on the queries written in SQL code (classified by theme)...
DB2 Native Connector: Programming with SQL functions
The use of SQL functions to handle DB2 data does not require importing the table structure into the database schema...
DB2 Native Connector: Features and notes
The following paragraphs present the main aspects and specific features of the Native DB2 Connector...
Native Informix Connector for WINDEV and WEBDEV
As an option, WINDEV and WEBDEV offer an Informix Native Connector (also known as Native Access...
Native Oracle Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Oracle Connector (also called Native Oracle Access...
Native MariaDB Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer a Native Access Connector to MariaDB ...
<Source>.ExecuteSQLQueryAsynchronous (Function)
Executes an SQL query asynchronously.
Accessing a database in local mode (SQLite)
WEBDEV allows a site to create and access a database created by the browser on the computer of the Web user in browser code.
Extensions of files created by WINDEV, WEBDEV, WINDEV Mobile
The table below presents the main extensions of files created and supported by WINDEV, WEBDEV and WINDEV Mobile...
Native MySQL Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer a Native Connector for MySQL...
Informix Native Connector: Features and notes
Remarks and specific features of Native Informix Connector
Native Progress Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Connector to Progress ...
Native DB2 Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer an optional Native Connector to DB2...
Native PostgreSQL Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer a Native Connector to PostgreSQL...
<Source>.PrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order...
HPrepareSQLQuery (Function)
Initializes a query written in SQL language and declares this query to the database server in order...
Multi-database queries
A query (typed in SQL code) can operate on different databases......
Creating an update query
An Update query (SQL UPDATE statement) is used to modify the records in a database file......
Handling data files in PHP
WEBDEV allows you to create a PHP site that handles data files......
How to create a query with external join?
In SQL language, an external join is used to exclude or include file records with or without...
How to sort the result of a query?
This help page explains how to create a sort query with the query editor....
HConnect (Function)
Redefines one or more connection parameters via Native Connector (Access, SQL Server, MySQL...
Sub-query
A sub-query is a query whose result is used by another query......
Check: Connectivity to the external databases (by ODBC)
The monitoring robot will attempt to connect to an external database (MySQL, SQL Server, ......
Handling a database from a Java application
You can start developing your application as soon as the WINDEV project is defined as being a Java...
Database access: summary
WINDEV and WEBDEV support different SQL query execution modes depending on how the database...
WDSQL: Database structure
WDSQL is used to find out the structure of the accessed database......
HFSQL Control Center: Creating and executing a query
The HFSQL Control Center allows you to create a query based on the data files of the database...
How to loop through a file using filters?
WDSQL: Creating and running a script
A script is a set of SQL commands used to perform a specific operation (create a new table...
Creating a combining query
A combining query (corresponding SQL statement: UNION) ......
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...
Accessing a database via a web service
The database can be accessed via a web service......
Creating a select query
A select query (corresponding SQL statement......
WDSQL: Connecting to a database
The first operation to perform in order to use WDSQL is to establish the connection...
Query editor
The query editor is used to automatically create queries on the data files......
LINUX: Accessing the ODBC databases
The native access to HFSQL Classic and Client/Server is available for the WINDEV applications...
Materialized view
Creating a query
Two methods can be used to create a query......
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