Relation - A table storing logically related data, Tuple - A row of a relation is referred as, Domain - Pool of values from which actual values appear in a column, Cardinality - No. of tuples in a relation, Degree - Refers to no. of attributes in a relation, MYSQL - freely available open source RDBMS, DISTINCT - keyword which eliminates redundant data, WHERE - clause used to select specific rows, NULL - signifies a legal empty value, SELECT - A Data Query Language command,

Database concepts

tekijä
Tulosta
Upota

Tulostaulu

Visuaalinen tyyli

Vaihtoehdot

Vaihda mallia

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