ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

OLE DB: System requirements
To handle a database via OLE DB, the following elements must be installed on the development computer and on the deployment computer...
Examples for using the OLE DB provider for HFSQL
Reinitializes the content of an Organization Chart control from its data source (HFSQL data file for example).
OLE DB provider for HFSQL
The OLE DB provider on HFSQL is used to access an HFSQL database (Classic or Client/Server) from an external software that manages the accesses by OLE DB...
SQLConnectWS (Function)
Connects the current application to a database that will be queried by SQL through a web service proxy (SOAP).
Database access: summary
WINDEV and WEBDEV support different SQL query execution modes depending on how the database was accessed....
SQLConnect (Function)
Connects the current application to a database that must be interrogated via SQL.
HDescribeConnection (Function)
Describes a new connection to an external database.
Optional connection information
When defining the connections in the data model editor or when defining the connections programmatically, you have the ability to specifier the optional connection information...
HListProvider (Function)
Returns the list of OLE DB providers and/or Native Connectors installed on the current computer.
HTransactionEnd (Function)
Validates the current transaction: the modifications performed on the data file since the start of transaction (HTransactionStart) are validated. the transaction file is deleted (if the transaction is the last transaction in progress for a network application) the records locked in read-only by the transaction are unlocked....
HModify (Example)
Usage example of the HModify function
HSavePosition (Function)
Stores the current file context: current record, filter, pointers.
HRead (Function)
Reads a record in a file according to a given record number.
HCancelDeclaration (Example)
Usage example of the HCancelDeclaration function
HBuildKeyValue (Example)
Usage example of the HBuildKeyValue function
CtExtendedInfo (Property)
The CtExtendedInfo property is used to get the additional information inserted into database connection string.
HSetMemo (Function)
Used to modify the management mode of memo items.
HPrepareQuery (Function)
Initializes a query and declares this query to the database server in order to optimize the next executions of this query.
HMode (Function)
Changes the mode and the method for locking data files.
Type (Property)
The Type property is used to get: the type of element (table or item) defined programmatically or in the data model editor, view or query. the type of object. the type of data held in a Variant....
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
HSeekFirst (Function)
Positions on the first file record whose value for a specific item is greater than or equal to a sought value.
HReadFirst (Function)
Sets the position on the first record according to a browse item.
Native SQL Server Connector for WINDEV and WEBDEV
WINDEV and WEBDEV support an optional Native SQL Server Connector (also called Native SQL Server Access)......
HDescribeItem (Example)
Usage example of the HDescribeItem function
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