- Can we create stored procedure without parameters?
- What does end do in SQL?
- How many values can be returned from a stored procedure?
- Why we use stored procedure?
- What is the purpose of a stored procedure?
- How do you use begin and end in SQL?
- How do you kill a session in SQL?
- Does stored procedure return value?
- Can stored procedure return NULL value?
- How do you execute a procedure?
- How do I create a stored procedure?
- What are cursors in SQL?
- What are the types of stored procedures?
- What is difference between stored procedure and function?
- How do you end a stored procedure?
Can we create stored procedure without parameters?
The simplest kind of SQL Server stored procedure that you can call is one that contains no parameters and returns a single result set.
The Microsoft JDBC Driver for SQL Server provides the SQLServerStatement class, which you can use to call this kind of stored procedure and process the data that it returns..
What does end do in SQL?
END statement is used to define a statement block. A statement block consists of a set of SQL statements that execute together. A statement block is also known as a batch.
How many values can be returned from a stored procedure?
A Stored Procedure can have any number of output parameters. The simple logic is this — If you want to return 1 value then use 1 output parameter, for returning 5 values use 5 output parameters, for 10 use 10, and so on. In this Tutorial I will explain how to return 3 values from a Stored Procedure in C# language.
Why we use stored procedure?
What is a Stored Procedure? A stored procedure is a prepared SQL code that you can save, so the code can be reused over and over again. So if you have an SQL query that you write over and over again, save it as a stored procedure, and then just call it to execute it.
What is the purpose of a stored procedure?
A stored procedure is used to retrieve data, modify data, and delete data in database table. You don’t need to write a whole SQL command each time you want to insert, update or delete data in an SQL database. A stored procedure is a precompiled set of one or more SQL statements which perform some specific task.
How do you use begin and end in SQL?
BEGIN and END are used in Transact-SQL to group a set of statements into a single compound statement, so that control statements such as IF … ELSE, which affect the performance of only a single SQL statement, can affect the performance of the whole group.
How do you kill a session in SQL?
Identify the correct session and terminate the session by performing the steps below:Invoke SQL*Plus.Query V$SESSION supplying the username for the session you want to terminate: SELECT SID, SERIAL#, STATUS, SERVER. … Execute the ALTER SYSTEM command to terminate the session: ALTER SYSTEM KILL SESSION ‘
Does stored procedure return value?
A stored procedure does not have a return value but can optionally take input, output, or input-output parameters. A stored procedure can return output through any output or input-output parameter.
Can stored procedure return NULL value?
3 Answers. No, the return type of a stored procedure is INT and it cannot be null.
How do you execute a procedure?
To execute a stored procedure Right-click the user-defined stored procedure that you want and click Execute Stored Procedure. In the Execute Procedure dialog box, specify a value for each parameter and whether it should pass a null value. Indicates the name of the parameter. Indicates the data type of the parameter.
How do I create a stored procedure?
How to Create a Stored ProcedureIn Object Explorer, connect to an instance of Database Engine and then expand that instance.Expand Databases, expand the AdventureWorks2012 database, and then expand Programmability.Right-click Stored Procedures, and then click New Stored Procedure.More items…•
What are cursors in SQL?
A cursor holds the rows (one or more) returned by a SQL statement. The set of rows the cursor holds is referred to as the active set. You can name a cursor so that it could be referred to in a program to fetch and process the rows returned by the SQL statement, one at a time.
What are the types of stored procedures?
Different Types of stored procedure sql ServerSystem Defined Stored Procedure. These stored procedures are already defined in SQL Server. … Extended Procedure. Extended procedures provide an interface to external programs for various maintenance activities. … User-Defined Stored Procedure. These procedures are created by the user for own actions. … CLR Stored Procedure.
What is difference between stored procedure and function?
The function must return a value but in Stored Procedure it is optional. Even a procedure can return zero or n values. Functions can have only input parameters for it whereas Procedures can have input or output parameters. Functions can be called from Procedure whereas Procedures cannot be called from a Function.
How do you end a stored procedure?
You can use RETURN to stop execution of a stored procedure immediately. Quote taken from Books Online: Exits unconditionally from a query or procedure. RETURN is immediate and complete and can be used at any point to exit from a procedure, batch, or statement block.