CQL
E605019
CQL (Contextual Query Language) is a formal query language designed for representing and expressing complex search queries in a human-readable, standards-based way, commonly used in information retrieval and library systems.
Observed surface forms (1)
| Surface form | Occurrences |
|---|---|
| Contextual Query Language | 1 |
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
formal language
ⓘ
information retrieval standard ⓘ query language ⓘ |
| abbreviationOf | Contextual Query Language NERFINISHED ⓘ |
| aimsTo | bridge human and machine query formulation ⓘ |
| associatedWithStandard |
SRU
NERFINISHED
ⓘ
SRW ⓘ |
| designedFor |
expressing complex search queries
ⓘ
human-readable queries ⓘ information retrieval systems ⓘ library systems ⓘ |
| domain |
information retrieval
ⓘ
library science ⓘ |
| fullName | Contextual Query Language NERFINISHED ⓘ |
| hasBooleanOperatorExample |
and
ⓘ
not ⓘ or ⓘ |
| hasComponent |
indexes
ⓘ
modifiers ⓘ relations ⓘ search terms ⓘ |
| hasDesignGoal |
human readability
ⓘ
simplicity ⓘ standards-based interoperability ⓘ |
| hasFeature |
contextual search semantics
ⓘ
extensibility ⓘ formal semantics ⓘ human-readable syntax ⓘ |
| hasRelationExample |
=
ⓘ
all ⓘ any ⓘ exact ⓘ |
| hasSyntaxElement |
boolean operator
ⓘ
index ⓘ proximity operator ⓘ relation ⓘ search term ⓘ |
| standardizedBy | Library of Congress NERFINISHED ⓘ |
| supports |
boolean operators
ⓘ
fielded searching ⓘ index-based searching ⓘ modifiers ⓘ proximity searching ⓘ relational operators ⓘ |
| usedAs |
query language for SRU
ⓘ
query language for SRW ⓘ |
| usedIn |
digital libraries
ⓘ
information retrieval applications ⓘ library catalogs ⓘ |
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.