Serializes a record's primary key to a composite-key-safe string. Single-PK entities return the raw value; composite-PK entities use CompositeKey.ToConcatenatedString().
CompositeKey.ToConcatenatedString()
Serializes a record's primary key to a composite-key-safe string. Single-PK entities return the raw value; composite-PK entities use
CompositeKey.ToConcatenatedString().