CompositeKey (Property)

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HFSQL properties

CompositeKey (Property)

In french: CleComposée

Available only with these kinds of connection

The Property CompoundKey allows to know if an Item is a compound key. This property is available in read-only.

Versions 17 and later

This property is now available for iPhone/iPad applications.

New in version 17

This property is now available for iPhone/iPad applications.

Versions 18 and later

This property is now available in Windows Store Apps mode.

New in version 18

This property is now available in Windows Store Apps mode.

Versions 21 and later

This property is now available in Universal Windows 10 App mode.

New in version 21

This property is now available in Universal Windows 10 App mode.

Example

// Is the Customer.FNameLName item a composite key?
ResCléComp = Customer.nameFirstname.key

Syntax

<Result> = <Data file>.<Item>..CompositeKey

<Result>: Boolean

True if the item is a composite key,
False otherwise.

<Data file>: Character string (with or without quotes)

Logical name of data file used.

<Item>: Character string (with or without quotes)

Name of item used.