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 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2026

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...
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: System requirements
To handle a database via OLE DB, the following elements must be installed on the development computer and on the deployment computer...
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...
SQLConnectWS (Function)
Connects the current application to a database that will be queried by SQL through a web service proxy (SOAP).
HListProvider (Function)
Returns the list of OLE DB providers and/or Native Connectors installed on the current computer.
HNbRec (Example)
Usage example of the HNbRec function
HOnError (Example)
Usage example of the HOnError function
Using data from an external database
WINDEV Tutorial - External database Using data from an external database - 40 min
HChangeName (Example)
Usage example of the HChangeName function
HGetCurrentPosition (Function)
Returns the approximate position of current record in the data file.
HMergeView (Example)
Usage example of the HMergeView function
HTransactionEnd (Function)
Validates the current transaction: the modifications performed on the table 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....
HListItem (Example)
Usage example of the HListItem function
HReadLast (Function)
Sets the position on the last record of a data file according to a browse item.
HErrorDuplicates (Example)
Usage example of the HErrorDuplicates function
Assisted universal replication through programming
The assisted replication through programming is used to implement a replication on an existing application while controlling the synchronization in the application itself......
SQLExec (Example)
Usage example of the SQLExec function
HChangeKey (Example)
Usage example of the HChangeKey function
SQLFirst (Example)
Usage example of the SQLFirst function
HMode (Function)
Changes the mode and the method for locking tables.
HSavePosition (Function)
Stores the current file context (current record, filter, pointers).
HExecuteQuery (Example)
Usage example of the HExecuteQuery function
HReadLast (Example)
Usage example of the HReadLast function
HExecuteSQLQuery (Example)
Usage example of the HExecuteSQLQuery function
HOut (Example)
Usage example of the HOut function
CtExtendedInfo (Property)
The CtExtendedInfo property gets the additional information inserted into the database connection string.
HModify (Example)
Usage example of the HModify function
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