Subset: SpecificationSubset
A subset that includes all the metamodel elements that form part of the normative LinkML specification.
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The complete LinkML specification can be found at linkml:specification
URI: SpecificationSubset
Identifier and Mapping Information
Schema Source
- from schema: https://w3id.org/linkml/meta
Classes in subset
| Class | Description |
|---|---|
| SchemaDefinition | A collection of definitions that make up a schema or a data model |
| ClassDefinition | an element whose instances are complex objects that may have slot-value assig... |
| SlotDefinition | an element that describes how instances are related to other instances |
| TypeDefinition | an element that whose instances are atomic scalar values that can be mapped t... |
| EnumDefinition | an element whose instances must be drawn from a specified set of permissible ... |
| SubsetDefinition | an element that can be used to group other metamodel elements |
| Prefix | prefix URI tuple |
| PermissibleValue | a permissible value, accompanied by intended text and an optional mapping to ... |
| UniqueKey | a collection of slots whose values uniquely identify an instance of a class |
| TypeMapping | Represents how a slot or type can be serialized to a format |
| EnumBinding | A binding of a slot or a class to a permissible value from an enumeration |
| MatchQuery | A query that is used on an enum expression to dynamically obtain a set of per... |
| ReachabilityQuery | A query that is used on an enum expression to dynamically obtain a set of per... |
| ClassRule | A rule that applies to instances of a class |
| Setting | assignment of a key to a value |
SchemaDefinition
A collection of definitions that make up a schema or a data model.
ClassDefinition
an element whose instances are complex objects that may have slot-value assignments
SlotDefinition
an element that describes how instances are related to other instances
TypeDefinition
an element that whose instances are atomic scalar values that can be mapped to primitive types
EnumDefinition
an element whose instances must be drawn from a specified set of permissible values
SubsetDefinition
an element that can be used to group other metamodel elements
Prefix
prefix URI tuple
PermissibleValue
a permissible value, accompanied by intended text and an optional mapping to a concept URI
UniqueKey
a collection of slots whose values uniquely identify an instance of a class
TypeMapping
Represents how a slot or type can be serialized to a format.
EnumBinding
A binding of a slot or a class to a permissible value from an enumeration.
MatchQuery
A query that is used on an enum expression to dynamically obtain a set of permissivle values via a query that matches on properties of the external concepts.
ReachabilityQuery
A query that is used on an enum expression to dynamically obtain a set of permissible values via walking from a set of source nodes to a set of descendants or ancestors over a set of relationship types.
ClassRule
A rule that applies to instances of a class
Setting
assignment of a key to a value
Slots in subset
| Slot | Description |
|---|---|
| id | The official schema URI |
| name | the unique name of the element within the context of the schema |
| prefix_prefix | The prefix components of a prefix expansions |
| class_uri | URI of the class that provides a semantic interpretation of the element in a ... |
| slot_uri | URI of the class that provides a semantic interpretation of the slot in a lin... |
| type_uri | The uri that defines the possible values for the type definition |
| prefix_reference | The namespace to which a prefix expands to |
| classes | An index to the collection of all class definitions in the schema |
| slot_definitions | An index to the collection of all slot definitions in the schema |
| enums | An index to the collection of all enum definitions in the schema |
| identifier | True means that the key slot(s) uniquely identifies the elements |
| alias | the name used for a slot in the context of its owning class |
| multivalued | true means that slot can have more than one value and should be represented u... |
| typeof | A parent type from which type properties are inherited |
| subsets | An index to the collection of all subset definitions in the schema |
| required | true means that the slot must be present in instances of the class definition |
| base | python base type in the LinkML runtime that implements this type definition |
| recommended | true means that the slot should be present in instances of the class definiti... |
| repr | the name of the python object that implements this type definition |
| prefixes | A collection of prefix expansions that specify how CURIEs can be expanded to ... |
| is_a | A primary parent class or slot from which inheritable metaslots are propagate... |
| default_prefix | The prefix that is used for all elements within a schema |
| mixins | A collection of secondary parent classes or slots from which inheritable meta... |
| default_range | default slot range to be used if range element is omitted from a slot definit... |
| slots | collection of slot names that are applicable to a class |
| settings | A collection of global variable settings |
| text | The actual permissible value itself |
| imports | A list of schemas that are to be included in this schema |
| meaning | the value meaning of a permissible value |
| slot_usage | the refinement of a slot in the context of the containing class definition |
| inlined | True means that keyed or identified slot appears in an outer structure by val... |
| inlined_as_list | True means that an inlined slot is represented as a list of range instances |
| inlined_as_simple_dict | True means that an inlined slot is represented as a simple dict whose values ... |
| attributes | Inline definition of slots |
| tree_root | Indicates that this is the Container class which forms the root of the serial... |
| pattern | the string value of the slot must conform to this regular expression expresse... |
| rank | the relative order in which the element occurs, lower values are given preced... |
| any_of | holds if at least one of the expressions hold |
| exactly_one_of | holds if only one of the expressions hold |
| none_of | holds if none of the expressions hold |
| all_of | holds if all of the expressions hold |
| preconditions | an expression that must hold in order for the rule to be applicable to an ins... |
| postconditions | an expression that must hold for an instance of the class, if the preconditio... |
| elseconditions | an expression that must hold for an instance of the class, if the preconditio... |
| id_prefixes | An allowed list of prefixes for which identifiers must conform |
| from_schema | id of the schema that defined the element |
| abstract | Indicates the class or slot cannot be directly instantiated and is intended f... |
| mixin | Indicates the class or slot is intended to be inherited from without being an... |
| code_set | the identifier of an enumeration code set |
| pv_formula | Defines the specific formula to be used to generate the permissible values |
| permissible_values | A list of possible values for a slot range |
| enum_uri | URI of the enum that provides a semantic interpretation of the element in a l... |
| include | An enum expression that yields a list of permissible values that are to be in... |
| minus | An enum expression that yields a list of permissible values that are to be su... |
| inherits | An enum definition that is used as the basis to create a new enum |
| matches | Specifies a match query that is used to calculate the list of permissible val... |
| identifier_pattern | A regular expression that is used to obtain a set of identifiers from a sourc... |
| concepts | A list of identifiers that are used to construct a set of permissible values |
| reachable_from | Specifies a query for obtaining a list of permissible values based on graph r... |
| source_ontology | An ontology or vocabulary or terminology that is used in a query to obtain a ... |
| is_direct | True if the reachability query should only include directly related nodes, if... |
| traverse_up | True if the direction of the reachability query is reversed and ancestors are... |
| include_self | True if the query is reflexive |
| relationship_types | A list of relationship types (properties) that are used in a reachability que... |
| source_nodes | A list of nodes that are used in the reachability query |
| enum_range | An inlined enumeration |
| range_expression | A range that is described as a boolean expression combining existing ranges |
| bidirectional | in addition to preconditions entailing postconditions, the postconditions ent... |
| open_world | if true, the the postconditions may be omitted in instance data, but it is va... |
| rules | the collection of rules that apply to all members of this class |
| classification_rules | The collection of classification rules that apply to all members of this clas... |
| slot_conditions | expresses constraints on a group of slots for a class expression |
| union_of | indicates that the domain element consists exactly of the members of the elem... |
| unique_keys | A collection of named unique keys for this class |
| unique_key_name | name of the unique key |
| unique_key_slots | list of slot names that form a key |
| domain | defines the type of the subject of the slot |
| range | defines the type of the object of the slot |
| inherited | true means that the value of a slot is inherited by subclasses |
| ifabsent | function that provides a default value for the slot |
| implicit_prefix | Causes the slot value to be interpreted as a uriorcurie after prefixing with ... |
| equals_string | the slot must have range string and the value of the slot must equal the spec... |
| equals_expression | the value of the slot must equal the value of the evaluated expression |
| exact_cardinality | the exact number of entries for a multivalued slot |
| minimum_cardinality | the minimum number of entries for a multivalued slot |
| maximum_cardinality | the maximum number of entries for a multivalued slot |
| equals_string_in | the slot must have range string and the value of the slot must equal one of t... |
| equals_number_in | the slot must have range number and the value of the slot must equal one of t... |
| has_member | the value of the slot is multivalued with at least one member satisfying the ... |
| all_members | the value of the slot is multivalued with all members satisfying the conditio... |
| inapplicable | true means that values for this slot must not be present |
| list_elements_ordered | If True, then the order of elements of a multivalued slot is guaranteed to be... |
| list_elements_unique | If True, then there must be no duplicates in the elements of a multivalued sl... |
| shared | If True, then the relationship between the slot domain and range is many to o... |
| key | True means that the key slot(s) uniquely identify the elements within a singl... |
| designates_type | True means that the key slot(s) is used to determine the instantiation (types... |
| disjoint_with | Two classes are disjoint if they have no instances in common, two slots are d... |
| symmetric | If s is symmetric, and i |
| asymmetric | If s is antisymmetric, and i |
| reflexive | If s is reflexive, then i |
| irreflexive | If s is irreflexive, then there exists no i such i |
| locally_reflexive | If s is locally_reflexive, then i |
| transitive | If s is transitive, and i |
| transitive_form_of | If s transitive_form_of d, then (1) s holds whenever d holds (2) s is transit... |
| reflexive_transitive_form_of | transitive_form_of including the reflexive case |
| inverse | indicates that any instance of d s r implies that there is also an instance o... |
| minimum_value | For ordinal ranges, the value must be equal to or higher than this |
| maximum_value | For ordinal ranges, the value must be equal to or lower than this |
| interpolated | if true then the pattern is first string interpolated |
| partial_match | if not true then the pattern must match the whole string, as if enclosed in ^ |
| syntax | the string value of the slot must conform to this regular expression expresse... |
| structured_pattern | the string value of the slot must conform to the regular expression in the pa... |
| string_serialization | Used on a slot that stores the string serialization of the containing object |
| bindings | A collection of enum bindings that specify how a slot can be bound to a permi... |
| binds_value_of | A path to a slot that is being bound to a permissible value from an enumerati... |
| obligation_level | The level of obligation or recommendation strength for a metadata element |
| setting_key | the variable name for a setting |
| setting_value | The value assigned for a setting |
| slot_group | allows for grouping of related slots into a grouping slot that serves the rol... |
| is_grouping_slot | true if this slot is a grouping slot |
Enumerations in subset
| Enumeration | Description |
|---|---|
| ObligationLevelEnum | The level of obligation or recommendation strength for a metadata element |
| PvFormulaOptions | The formula used to generate the set of permissible values from the code_set ... |