EntityQ934729· pop 27· linked from 75 articlesprimary keySign in to saveset of attributes (columns) that uniquely specify a tuple (row) in a relationConnectionsrelational databaseEntitydatabaseEntityQ47607Entityentity-relationship modelEntityrelational modelEntitydue diligenceEntityobject–relational mappingEntitytimestampEntitydatabase tableEntityforeign keyEntitynational identification numberEntityUniversally Unique IdentifierEntityrowEntityactive record patternEntitycandidate keyEntitycolumnEntityrelationEntityunique keyEntityunique identifierEntitysuperkeyEntityCategoriesDatabase management systemsData modeling