Created by: paul01234
Number of Blossarys: 51
Refers to the basic kind of data stored in a column. Examples of data types that could be stored in the database are char, varchar, Boolean, integer, date, time, and blob.
This refers to the property of a transaction in which two or more computing processes are being executed simultaneously. Database concurrency ensures that transactions happen in an ordered manner.
It is a combination of attributes that can be used to uniquely identify a database entry. Each table in a database may have one or more candidate keys. In case of multiple candidate keys, one of them ...
It is a single data item related to or describing a database object or entity. A database entity may have one or more attributes in accordance to the database schema.