How many parts are in SQL?

What are the 4 parts of SQL?

The four parts of an SQL object are:Server Name – Database server name or server alias name.Database Name – Database name.Schema Name – Owner of the object.Object Name – Name of the object.

How many levels are in SQL?

SQL Server provides 5 Isolation levels to implement with SQL Transaction to maintain data concurrency in the database.

How many types are there in SQL?

The SQL standard defines three kinds of data types: predefined data types. constructed types. user-defined types.

How many components of SQL are there?

Figure 1-2 shows the general architecture of SQL Server and its four major components: the protocol layer, the query processor (also called the relational engine), the storage engine, and the SQLOS. Every batch submitted to SQL Server for execution, from any client application, must interact with these four components.