How to pass parameters to a stored procedure in SQL

Stored procedures in SQL can accept parameters as inputs, which allows for more flexibility in their use. Parameters can be of various data types and can be used to customize the behavior of the stored procedure based on different input values. To pass parameters to a stored procedure, you first need to define them in […]

Stored procedure: Learn now how to call a stored procedure in SQL

To call a stored procedure in SQL, you use the CALL statement, followed by the name of the stored procedure and its parameters (if any). Here’s the basic syntax for calling a stored procedure: Where stored_procedure_name is the name of the stored procedure you want to call, and param1, param2, etc. are the parameters that […]

Learn now How to use CREATE PROCEDURE command in SQL

A stored procedure is a precompiled SQL statement or set of statements that can be executed on demand. It is a subroutine that can be called by other SQL statements and applications. Stored procedures can be used to encapsulate business logic, enforce security policies, and improve performance by reducing network traffic.Creating a stored procedure in […]

What are Stored procedure in SQL?

A stored procedure is a precompiled set of SQL statements that perform a specific task. It is stored in the database and can be executed repeatedly without recompiling the code every time it is called. Stored procedures are used to perform a variety of tasks, such as data validation, data access, and data manipulation. They […]

Learn now about Dropping an index in SQL

Dropping an index in SQL is a straightforward process. The syntax for dropping an index in SQL depends on the database management system (DBMS) you are using. Here are some examples of dropping indexes in SQL for different DBMSs: MySQL: To drop an index in MySQL, you use the ALTER TABLE statement with the DROP […]

How to use ALTER INDEX to update in SQL?

Indexes in SQL are automatically updated as data in the underlying table is modified. However, it is possible to manually update indexes in certain situations, such as when the distribution of data in the table has changed significantly. To update an index in SQL, the syntax for the ALTER INDEX statement is used. The ALTER […]

Learn now How to use CREATE INDEX in SQL?

In SQL, indexes are used to improve the performance of database queries by allowing faster retrieval of data from tables. An index is a data structure that stores the values of one or more columns of a table in a way that makes it easy to search and retrieve data based on those columns. Creating […]

Learn Now What are INDEXES in SQL

Indexes in SQL are data structures that can speed up the data retrieval process. They are used to optimize the performance of SQL queries by providing quick access to the data. An index is essentially a pointer to a row in a table, and it can be created on one or more columns of a […]

How to use DROP VIEW statement in SQL?

To drop a view in SQL, you can use the DROP VIEW statement. The syntax for the statement is as follows: Here, view_name is the name of the view you want to drop. For example, suppose you have created a view named sales_by_category and you want to drop it. You can use the following SQL […]


In SQL, views can be updated, but not all views are updatable. The update views must meet certain criteria, including that the view must not contain any of the following: If a view meets these criteria, it can be updated using the standard UPDATE, INSERT, and DELETE statements. When an update is made to the […]