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  • Handling a composite key
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Stored procedures
NbComponent (Property)
In french: NbComposante
HFSQLHFSQL Client/ServerAvailable only with these kinds of connection
The NbComponent property is used to get the number of elements in a composite key.
Remark: The item was created in the data model editor or through programming.
Versions 17 and later
iPhone/iPad This property is now available for iPhone/iPad applications.
New in version 17
iPhone/iPad This property is now available for iPhone/iPad applications.
iPhone/iPad This property is now available for iPhone/iPad applications.
Versions 21 and later
Universal Windows 10 App This property is now available in Universal Windows 10 App mode.
New in version 21
Universal Windows 10 App This property is now available in Universal Windows 10 App mode.
Universal Windows 10 App This property is now available in Universal Windows 10 App mode.
Example
// Find out the number of components in the Customer.LNameFName composite key
ResNbComp = Customer.LNameFName.NbComponent
Syntax
<Result> = <Data file>.<Item>.NbComponent
<Result>: Integer
  • Number of elements in the composite key,
  • 1 if the key is not a composite key.
<Data file>: Character string
Logical name of the data file used.
<Item>: Character string
Name of the key item used.
Remarks

Handling a composite key

The Component property is used to get and change the name of the item associated with each component of the key.
Minimum version required
  • Version 9
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