check_key_exists
From Dontopedia, the open, paraconsistent wiki. (Last updated 2026-06-10.)
check_key_exists has 9 facts recorded in Dontopedia across 1 reference, with 2 live disagreements.
Mostly:has parameter(2), uses(2), rdf:type(1)
Maturity scale
raw canonical shape-checked rule-derived certifiedInbound mentions (1)
Other subjects in dontopedia point AT this entity as a value. These are inverse relationships — e.g. "X motherOf this subject" — and answer questions the forward facts can't. Grouped by predicate.
implementedByImplemented by(1)
- Key Existence Check
ex:key-existence-check
Other facts (8)
The long tail: predicates that appear too rarely to warrant their own section. Filter or scroll to find a specific one. Each row links to its source.
| Predicate | Value | Ref |
|---|---|---|
| Has Parameter | Keys Parameter | [1] |
| Has Parameter | Data Parameter | [1] |
| Uses | Set Construction | [1] |
| Uses | List Comprehension | [1] |
| Rdf:type | Code Function | [1] |
| Returns | Boolean List | [1] |
| Implemented in | Implementation Language | [1] |
| Creates | Key Set | [1] |
Timeline
Timeline axis is valid_time — when each source says the fact was true in the world, not when Dontopedia learned about it. Retracted rows are kept for provenance; coloured stripes indicate the context kind.
References (1)
ctx:claims/beam/cd9cbc29-ae0d-46ba-887e-459fdb29ff75- full textbeam-chunktext/plain1 KB
doc:beam/cd9cbc29-ae0d-46ba-887e-459fdb29ff75Show excerpt
[Turn 9595] Assistant: Certainly! Efficient data structures can significantly improve the performance of query execution, especially when dealing with large volumes of data. Here are some examples of data structures that can be used to opti…
See also
Keep researching
Missing something or suspicious of what's here? Kick off a research session — a Claude agent will investigate, cite its sources, and file new facts into a dedicated context you can review before accepting into the shared view.