andmebaasiväljatrid

andmebaasiväljatrid refers to database fields or columns. In a relational database, data is organized into tables, and each table consists of rows and columns. A column, or field, represents a specific attribute or piece of information for each record in the table. For example, in a table of customers, fields might include 'nimi' (name), 'aadress' (address), and 'telefoninumber' (phone number).

Each field has a defined data type, such as text, number, date, or boolean, which dictates the kind of data it can store and how it can be used. The definition of these fields, including their names, data types, and constraints (like whether a field can be left empty or must contain unique values), is a crucial part of database design. Proper definition of andmebaasiväljatrid ensures data integrity and facilitates efficient data retrieval and manipulation. Understanding the purpose and characteristics of each field is essential for anyone working with a database, from developers to data analysts.