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NULL · Vinony

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EntityQ371029· pop 12· linked from 169 articles

NULL

Also known as SQL null

special marker and keyword in SQL indicating that something has no value

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Connections

three-valued logic

Christopher J. Date

Categories

SQL keywords Unknown content

Sources

wikipedia.externallinksexternallink

via Wikidata sitelinks · CC0

Q47607

Entity

relational database

data definition language

data manipulation language

closed-world assumption

International Standard Book Number

Wayback Machine

digital object identifier

propositional calculus

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Similar entities

Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).

Entitydist 0.64

check constraint

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Category:SQL keywords

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sufficient condition

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Nomada bifurcata

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abandoned village

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Category:Nonexistent people

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What links here169 pages

entity integrity

extract, transform, load

database administration

document-oriented database management system

transaction processing

database trigger

referential integrity

Call Level Interface

relational model

materialized view

master data management