Select store_id, first_name, last_name, email from customer where store_id = 2 The create view statement is the following: To understand the MERGE processing algorithm, I have created a view named vw_customer using the customer table. The MySQL database views can be created using three algorithms. The MySQL CREATE VIEW syntax has an optional clause ‘ ALGORITHM.‘ This clause specifies how the views are going to be processed. You do not want to show the customer’s SSN details then you can create a view that populates the customer’s general information (Name, Address, contact details) grant access to the View only Suppose your application is using the customer table. If you want your application not to access the base tables, you can create a view that refers to the Table you want to use. The views add an extra layer of security. This View can be referenced by using a simple SELECT query Instead of executing the same complex query multiple times, you can create a view from it. The database view helps to simplify the complex business logic written in the SQL queries. When we run a SELECT statement on a database view, it executes the query and populates the data from the underlying tables used to create a view. The View does not store the physical data on the database. The views are considered as an object, and it can be queried using the SELECT statement. The database views are the virtual tables that are generated by the query output. Understand the concept of the MySQL Updatable views What are Database Views and the benefits of using themĬreate, Update, and Delete a view using the queries and MySQL workbench wizard In this article, I am going to cover the following topics: In this article, we are going to learn about the fundamentals of MySQL Views.
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