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Tuple vs Data - What's the difference?

tuple | data |

As nouns the difference between tuple and data

is that tuple is (set theory) a finite sequence of terms while data is (time) date.

tuple

English

(wikipedia tuple)

Noun

(en noun)
  • (set theory) A finite sequence of terms.
  • A tuple''' is not merely a totally-ordered set because the same element can appear more than once in a '''tuple''': for example, (a, b, a) qualifies as a 3-'''tuple whereas it would not qualify as a totally-ordered set (of cardinality 3), because the set would be \{a, b\} where a \le b and b \le a so that a = b; i.e., it would actually be a one-element set, \{a\}, not even just two-element.
    If commutativity were added to a tuple, it would turn into a multiset or "bag". For example, words (of some alphabetic language) can be considered to be tuples of letters. If the ordering requirement on those letters were lifted, then the word would become a multiset of letters equivalent to those of its anagrams.
  • (computing) A single row in a relational database.
  • (computing) A set of comma-separated values passed to a program or operating system as a parameter to a function call.
  • (computing) In some programming languages, a data type which is similar but distinct from the list data type, whose instances are characterized by having a rather fixed arity, and the elements of which instances can differ from each other by data type. (Note : this definition may overlap with the previous one.)
  • Both Python and Haskell have a tuple data type as well as a list data type.
    Unlike lists, tuples are not formed by consing.

    Synonyms

    * (finite sequence of terms) n''-tuple (''when the sequence contains'' n ''terms''), ordered pair (''when the sequence contains exactly two terms''), triple ''or'' triplet (''when the sequence contains exactly three terms )

    Anagrams

    * * ----

    data

    English

    Alternative forms

    * (electronics)

    Noun

    (wikipedia data) (-) or plural noun
  • English plurals: Pieces of information.
  • (uncountable, collectively) Information, especially in a scientific or computational context.
  • *
  • With fresh material, taxonomic conclusions are leavened by recognition that the material examined reflects the site it occupied; a herbarium packet gives one only a small fraction of the data desirable for sound conclusions. Herbarium material does not, indeed, allow one to extrapolate safely: what you see is what you get
  • * {{quote-magazine, date=2013-06-22, volume=407, issue=8841, page=76, magazine=(The Economist)
  • , title= Snakes and ladders , passage=Risk is everywhere.
  • (computing) A representation of facts or ideas in a formalized manner capable of being communicated or manipulated by some process.
  • Usage notes

    * This word is more often used as an uncountable noun with a singular verb than as a plural noun with singular datum. * The definition of data'' in the computing context is from an international standard vocabulary] and is meant to distinguish ''data'' from ''information . However, this distinction is largely ignored by the computing profession.[http://eprints.utas.edu.au/1957/1/Cm1My.pdf

    Derived terms

    * big data * databank * database * datasheet * data acquisition * data analysis * data domain * data element * data entry * data farming * data hiding * data integrity * data maintenance * data management * data mining * data modeling * data path, datapath * data processing * data recovery * data set * data sink * data source * data warehouse * metadata * primary data * raw data

    References

    * (The American Heritage Dictionary's usage note on 'data') * Calpundit: YOU SAY DAY-TA, I SAY DAA-TA * John Quiggin: Data is not the plural of datum * johnaugust.com: ‘Data’ is singular