ONLINE HELP
 WINDEVWEBDEV AND WINDEV MOBILE

Version: 2025

HListConnection (Function)
Returns the list of connections currently described in the application:
  • connections described in the data model editor (for the main analysis and, if necessary, additional analyses).
  • connections described by programming (with functions HDescribeConnection or HOpenConnection).
<Source>.ChangeConnection (Function)
Dynamically changes the connection associated with a data file.
SQLConnect (Function)
Connects the current application to a database that must be interrogated via SQL.
SQLChangeConnection (Function)
Modifies the current connection.
HDescribeConnection (Function)
Describes a new connection to an external database.
<Connection variable>.OpenConnection (Function)
Opens a connection to a specific database.
HConnect (Function)
Redefines one or more connection parameters via Native Connector (Access, SQL Server, MySQL or Oracle) or via an OLE DB access on a specific table or set of tables.
Optional connection information
When defining the connections in the data model editor or when defining the connections through programming, you have the ability to specifier the optional connection information...
<Connection variable>.CloseConnection (Function)
Closes a connection to a database.
SQLConnectWS (Function)
Connects the current application to a database that will be queried by SQL through a web service proxy (SOAP).
HListFile (Function)
Returns the list of files:
  • current analysis.
  • analyses in progress (projects with multiple analyses).
  • a specific analysis recognized by the HFSQL engine.
  • available on a connection via a Native Connector or an OLE DB driver.
  • for a group of files defined in the data model editor.
HOpenConnection (Function)
Opens a connection to a specific database.
HChangeConnection (Function)
Dynamically changes the connection associated with a data file.
SQLModify (Example)
Usage example of the SQLModify function
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OutlookStartSession (Example)
Usage example of the OutlookStartSession function
HSetDuplicates (Function)
Enables or disables the management of duplicates on a unique key.
HCreateSubscriberReplica (Function)
Creates the description file of a subscriber replica.
HDescribeTrigger (Function)
Adds or modifies a trigger on an HFSQL data file.
Configuring the setup program
Two tools can be used to create a setup program......
ChangeAction (Example)
Usage example of ChangeAction
HSetReplication (Function)
Temporarily disables (or re-enables) the replication.
HReadPrevious (Function)
Sets the position on the previous record of a file according to a browse item.
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WDOptimizer: Editing and modifying a ".REP" file
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Cardinalities
The cardinalities are used to count the links between the files......
WDHFDiff - Use
WDHFDiff is used to compare......
ReplicInitialize (Function)
Initializes or reinitializes a replication defined by the replication editor (ReplicEdit).
HFSQL in network mode on a server running Windows NT4, 2000, XP or 2003
The access speed to the data in network depends on several parameters (see the section......
HNbRec (Function)
Returns the number of records in a file, query or HFSQL view: active records, crossed records, deleted records, etc.
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Describing the replicated files (ReplicEdit)
A replication includes one or more data files......