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1 null
I[nʌl] n զրո, դատարկ, գոյություն չու նեցող. հմկրգ. null information ինֆորմացիայի բացակայություն. null list դատարկ ցուցակ. null method զրոյական մեթոդ. null set դա տարկ բազմություն. null statement դատարկ օպերատոր. null string դատարկ տողII[nʌl] a անվավեր, օրինական ուժ չու նեցող. իրավ. ուժը կորցրած null and void ան վավեր. The contract is null and void Համաձայնագիրը ուժը կորցրել է -
2 left outer join
"A type of outer join in which all rows from the left-most table in the JOIN clause are included. When rows in the left table are not matched by rows in the right table, all result set columns that come from the right table are assigned a value of NULL."
См. также в других словарях:
Null set — In mathematics, a null set is a set that is negligible in some sense. For different applications, the meaning of negligible varies. In measure theory, any set of measure 0 is called a null set (or simply a measure zero set). More generally,… … Wikipedia
null set — noun a set that is empty; a set with no members • Hypernyms: ↑set * * * null set, = empty set. (Cf. ↑empty set) … Useful english dictionary
null set — noun a) negligible set (in measure theory, a set which is negligible for the purposes of the measure in question) b) A less common name for the empty set … Wiktionary
null set — /nʌl ˈsɛt/ (say nul set) noun a mathematical set having no elements; empty set …
null set — See empty set … Philosophy dictionary
null set — noun (C) technical a mathematical set with no members, usually written < > … Longman dictionary of contemporary English
Null — may refer to: Contents 1 In computing 2 In art 3 In mathematics 4 In science 5 People … Wikipedia
Set theory of the real line — is an area of mathematics concerned with the application of set theory to aspects of the real numbers. For example, one knows that all countable sets of reals are null, i.e. have Lebesgue measure 0; one might therefore ask the least possible size … Wikipedia
null — [nʌl] adjective [only before a noun] 1. STATISTICS a null effect, result etc is one that is zero or nothing 2. LAW another name for null and void: • Their suit also asks the court to declare null the buyer s shareholder rights plan. * * * … Financial and business terms
Null — Null, a. [L. nullus not any, none; ne not + ullus any, a dim. of unus one; cf. F. nul. See {No}, and {One}, and cf. {None}.] 1. Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless. [1913 Webster] Faultily… … The Collaborative International Dictionary of English
null — [nul] adj. [MFr nul < L nullus, not any, none < OL * n(e) oin(o)los, not a one < ne, not (see NO1) + dim. of oinos < IE * oinos: see ONE] 1. without legal force; not binding; invalid: usually in the phrase null and void 2. amounting… … English World dictionary
