- key field
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вчт.1) поле ключа2) ключевое поле
Англо-русский словарь технических терминов. 2005.
key field
Смотреть что такое "key field" в других словарях:
Key Field — [engl.], Schlüsselfeld … Universal-Lexikon
Key field — A key field is a field with cows in or set of fields of a database (typically a relational database) table which together form a unique identifier for a database record (a table entry). The aggregate of these fields is usually referred to simply… … Wikipedia
key field — field according to which a sorting procedure is performed … English contemporary dictionary
Field (computer science) — In computer science, data that has several parts can be divided into fields. Relational databases arrange data as sets of database records, also called rows. Each record consists of several fields; the fields of all records form the columns. In… … Wikipedia
Key Biscayne — is an island located in Miami Dade County, Florida, United States, between the Atlantic Ocean and Biscayne Bay. It is the southernmost of the barrier islands along the Atlantic coast of Florida, and lies south of Miami Beach and southeast of… … Wikipedia
Key Vaca — is an island in the middle Florida Keys, located entirely within the borders of the city of Marathon, Florida. It is often incorrectly identified as Marathon Key. Geography Key Vaca is located between Fat Deer Key and Knight s Key. Key Vaca is… … Wikipedia
key — key1 [kē] n. pl. keys [ME keye < OE cæge, akin to OFris kei, kēia, to secure, guard] 1. an instrument, usually of metal, for moving the bolt of a lock and thus locking or unlocking something 2. any of several instruments or mechanical devices… … English World dictionary
Key distribution in wireless sensor networks — Key distribution is an important issue in WSN design. It is a newly developing field due to the recent improvements in wireless communications.Wireless sensor networks are networks of small, battery powered, memory constraint devices named sensor … Wikipedia
Key Resolve — is the new name (as of 2008) for the military exercise previously known as RSOI, which stands for Reception, Staging, Onward Movement, Integration (and even earlier as Team Spirit). It is an annual command post exercises (CPX) held by United… … Wikipedia
Key punch — A key punch is a device for entering data into punched cards by precisely punching holes at locations designated by the keys struck by the operator. Early keypunches were manual devices. Later keypunches were mechanized, often resembled a small… … Wikipedia
Key size — In cryptography, key size or key length is the size measured in bits[1] of the key used in a cryptographic algorithm (such as a cipher). An algorithm s key length is distinct from its cryptographic security, which is a logarithmic measure of the… … Wikipedia
