ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

MySQL Native Connector: Programming with HFSQL functions
To use a MySQL database with the Native Connector (or Native Access), import the structure of MySQL tables into the WINDEV or WEBDEV analysis...
Native MySQL Connector for WINDEV and WEBDEV
WINDEV and WEBDEV offer a Native Connector for MySQL...
HUnlockRecNum (Function)
Unlocks a record locked by: HLockRecNum, a read function used with a locking parameter (HRead associated with the hLockWrite or hLockReadWrite constant for example)....
HCheckUnaltered (Function)
Checks whether one or all records in an unalterable data file have not been modified (with an hexadecimal editor for example).
<Connection variable>.ActivateServerTrigger (Function)
Re-enables a server trigger that was disabled by HDeactivateServerTrigger.
HRplDeclareLink (Function)
Declares a (1, 1) (0, n) link between two tables.
<Connection variable>.AddLink (Function)
Adds an integrity rule between two files on the server.
<Connection variable>.LoadParameter (Function)
Reads a parameter that was saved from a stored procedure by HSaveParameter.
<Connection variable>.StartServerUpdate (Function)
Used to immediately start the automatic server update.
<Connection variable>.DisconnectClient (Function)
Displays a message on the Client computer(s) and disconnects the application.
<Connection variable>.SendMessageToClient (Function)
Displays a message on the client computers.
<Connection variable>.InfoView (Function)
Returns information about a materialized view.
<Connection variable>.ConnectionQuality (Function)
Returns the quality level of connection: the higher the level is, the faster the connection will be.
<Connection variable>.RetrieveLog (Function)
Creates a text file containing the server logs between two given dates.
<Connection variable>.DeleteParameter (Function)
Deletes a parameter previously saved by HSaveParameter.
HSynchronizeReplica (Function)
Synchronizes the master replica and the subscriber replica: the operations performed on one of the replicas are transferred into the other replica.
HActivateServerTrigger (Function)
Re-enables a server trigger that was disabled by HDeactivateServerTrigger.
HOut (Example)
Usage example of the HOut function
HLoadParameter (Function)
Reads a parameter that was saved from a stored procedure by HSaveParameter.
HDeleteParameter (Function)
Deletes a parameter previously saved by HSaveParameter.
HConnectionQuality (Function)
Returns the quality level of connection: the higher the level is, the faster the connection will be.
KeyExpression (Property)
The KeyExpression property is used to set the different components of a composite key.
HRetrieveLog (Function)
Creates a text file containing the server logs between two given dates.
HInfoView (Function)
Returns information about a materialized view.
HStartServerUpdate (Function)
Used to immediately start the automatic server update.
HAddLink (Function)
Adds an integrity rule between two data files on the server.
HDisconnectClient (Function)
Displays a message on the Client computer(s) and disconnects the application.