Topic: English for Database Administration (DBA) 1

VOCABULARY REVIEW: Database administration

Need to learn or review some useful words and phrases related to database administration? We've got you covered!

Database
Definition: An organized collection of data stored electronically and accessed through software.
Example:
The company stores customer information in a central database.

Database management system (DBMS)
Definition: Software used to create, manage, and control access to databases.
Example:
MySQL is a popular database management system.

Table
Definition: A structure that stores data in rows and columns.
Example:
Each table contains information about a specific type of data, such as users or orders.

Record
Definition: A single row of data in a table.
Example:
Each customer has one record in the users table.

Field
Definition: A single piece of data within a record, usually represented as a column.
Example:
The email field cannot be left empty.

Primary key
Definition: A unique identifier for each record in a table.
Example:
The user ID is the primary key for the customer table.

Foreign key
Definition: A field that links one table to another table.
Example:
The foreign key connects orders to the customers table.

Index
Definition: A data structure that improves the speed of data retrieval.
Example:
Adding an index reduced the query time significantly.

Query
Definition: A request to retrieve or modify data in a database.
Example:
The administrator ran a query to find inactive users.

SQL (structured query language)
Definition: A standard language used to interact with relational databases.
Example:
SQL is used to insert, update, and delete data.

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