The indexes and modifiers in the record metadata context set are built up from the components defined according to ISO11179. The following table describes the semantics of each component.
Concepts not to be used in indexes: Range, Word
| Name | Definition |
|---|---|
| Amount | A number of monetary units |
| Code | A string that may be used to represent or replace a definitive value or text |
| Count | A number obtained through progressive incrementing |
| Date | A day within a particular year, with or without a specific time during the day |
| Identifier | A string used to establish and uniquely distinguish the identity of something |
| Indicator | A list of two values which indicate a condition (eg on/off, true/false) |
| Name | A word or phrase that consitutes a distinctive designation of something |
| Position | A Count relative to the beginning of a range |
| Rate | A Count or Amount measured with respect to another measured count or amount |
| Text | A string in the form of Words |
| Value | A computed value |
| Agent | An entity which can take action (eg Person, Organisation, Software) |
| Audience | The intented recipient(s) of something |
| Byte | A single unit of size of a digital object |
| Checksum | A Value which depends on the content of a digital object, intended to be used to verify its integrity |
| Collection | A group of objects |
| Format | A specification by which the contents of something are organised |
| Language | A means of communication by means of sound or symbols |
| License | A contract or agreement between two parties |
| Location | The physical, electronic or logical whereabouts of something |
| Note | A short text intended for informative purposes |
| Resultset | A set of records created by a search query |
| Relevance | How revelant a record is to a search query |
| Source | Something from which the object was derived |
| Status | A state or condition of something |
| Type | A categorisation |
| Version | A name for a change to an object |
| Acquisition | The act of obtaining something |
| Authorisation | The act of acquiring permission to perform an action |
| Creation | The act of creating something |
| Deletion | The act of deleting or destroying something |
| Modification | The act of changing something |
| Publication | The act of making something known or available |
| Retrieval | The act of transferring something from elsewhere to the agent |
| Submission | The act of transferring something from the agent to elsewhere |
| Withdrawal | The act of removing something or making it unavailable |
| Current | The property referred to is presently applicable |
| Last | The most recent application of the property |
| Potential | An object or property which is available or possible, but not Current |