Query vs Null - What's the difference?
query | null |
A question or inquiry.
A question mark.
* Oliver Sacks, Awakenings
* 2006 , "Pip", Re: Royal Enfield motorbike - why would anyone buy one?'' (on newsgroup ''rec.motorcycles )
(computing, databases) A set of instructions passed to a database.
To ask, inquire.
To ask a question.
To question or call into doubt.
* {{quote-book, year=1963, author=(Margery Allingham), title=(The China Governess)
, chapter=20 (computing, databases) To pass a query to a database to retrieve information.
*
(internet) To send a private message to (a user on IRC).
* 2000 , "Phantom", Re: Uhm.. hi... I guess...'' (on newsgroup ''alt.support.boy-lovers )
* 2000 , "Robert Erdec", Re: Help; mIRC32; unable to resolve server arnes.si'' (on newsgroup ''alt.irc.mirc )
A non-existent or empty value or set of values.
Zero]] quantity of [[expression, expressions; nothing.
Something that has no force or meaning.
(computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
(computing) the attribute of an entity that has no valid value.
One of the beads in nulled work.
(statistics) null hypothesis
Having no validity, "null and void"
insignificant
* 1924 , Marcel Proust, Within a Budding Grove :
absent or non-existent
(mathematics) of the null set
(mathematics) of or comprising a value of precisely zero
(genetics, of a mutation) causing a complete loss of gene function, amorphic.
As nouns the difference between query and null
is that query is a question or inquiry while null is zero, nil; the cardinal number before einn.As a verb query
is to ask, inquire.query
English
Alternative forms
* (archaic)Noun
(queries)- The teacher answered the student's query concerning biosynthesis.
- She had written in her diary: "I don't think I am in a concentration-camp??????", the queries growing larger and more numerous till they covered the entire page
- I refer you to your line above, where you use a query and a bang together.
- The database admin switched on query logging for debugging purposes.
Derived terms
* query language * subqueryVerb
citation, passage=The story struck the depressingly familiar note with which true stories ring in the tried ears of experienced policemen. No one queried it. It was in the classic pattern of human weakness, mean and embarrassing and sad.}}
- He parted the channel saying "SHUTUP!"... so I queried him, asking if there was something I could do.. maybe talk...
- if you know someone who is in the channel, you can query them and ask for the key.
null
English
Noun
(en noun)- (Francis Bacon)
- Since no date of birth was entered for the patient, his age is null .
Adjective
(en adjective)- In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.