What are the basic terminologies in database?

What are the basic terminologies in database?

Basic Database Terminology

• Database. A database is a named collection of tables.
• Command. A command is a string that you send to the server in hopes of having the server do something useful.
• Query.
• Table (relation, file, class)
• Column (field, attribute)
• Row (record, tuple)
• View.
• Client/server.

What are parts of a database called?

The five major components of a database are hardware, software, data, procedure, and database access language.

What is terminology in SQL?

In the relational model of data, all data is perceived as existing in tables. Db2® for i objects are created and maintained as system objects. The following table shows the relationship between system terms and SQL relational database terms.

What are the 6 elements of the database?

The Elements of a Database

• The database schema.
• Schema objects.
• Indexes.
• Tables.
• Fields and columns.
• Records and rows.
• Keys.
• Relationships.

What is file in database terminology?

1) In data processing, using an office metaphor, a file is a related collection of records. For example, you might put the records you have on each of your customers in a file. In turn, each record would consist of fields for individual data items, such as customer name, customer number, customer address, and so forth.

What is tablespace in SQL?

A tablespace is a unit of database storage that is roughly equivalent to a file group in Microsoft SQL Server. Tablespaces allow storage and management of database objects within individual groups.

What is tablespace and table?

A table space is a storage structure containing tables, indexes, large objects, and long data. They are used to organize data in a database into logical storage groupings that relate to where data is stored on a system. Table spaces are stored in database partition groups.

What are modules in database?

A module is a collection of declarations, statements, and procedures that are stored together as a unit. A module can be either a class module or a standard module. Class modules are attached to forms or reports, and usually contain procedures that are specific to the form or report they’re attached to.