The 9 EDCS Dictionaries
- Classification Dictionary - the type of an environmental object
- What is it, or how is it characterized? (BUILDING, RIVER, HARBOUR, …)
- Attribute Dictionary - the state of an environmental object
- What are its additional clarifying characteristics?
(BUILDING_FUNCTION, DEPTH, FREQUENCY, …)
- What constraints are enforced on values?
(ENUMERATION, LOGICAL, STRING, INTEGER, REAL, …)
- Attribute Value Metadata Dictionary - attribute value metadata
- Characterization of the value of an attribute
(VALUE_SPECIFIED, MISSING, WITHHELD, …)
- Characterization of sets of attribute values (MAXIMUM, MINIMUM, UPPER_BOUND, LOWER_BOUND, …)
- Attribute Enumerant Dictionary - enumerates of an enumerated attribute
- A set of nominal, ordinal or partitioned values
({ SHORT | MEDIUM | TALL }, { RED | GREEN | BLUE | .. }, ...)
- Used to specify the values of enumerated attributes