- When Should stored procedures be used?
- Is stored procedure faster than query?
- Can a view call a stored procedure?
- Which is faster stored procedure or function?
- Why do we need triggers?
- Where are stored procedures stored?
- Which is better view or stored procedure?
- What are the disadvantages of stored procedures?
- Why stored procedure is better than query?
- What are views and stored procedures?
- What is difference between stored procedure and function?
- Do stored procedures improve performance?
- Why use stored procedures instead SSIS?
- What are the advantages to use stored procedures?
- Why you should not use stored procedures?
When Should stored procedures be used?
Basically when you have to perform operations involving data that do not need to get out of the database.
For example, you want to update one table with data from another, it makes little sense to get the data out and then back in if you can do it all in one single shot to the db..
Is stored procedure faster than query?
Stored procedures are precompiled and optimised, which means that the query engine can execute them more rapidly. By contrast, queries in code must be parsed, compiled, and optimised at runtime. This all costs time.
Can a view call a stored procedure?
You can do the subqueries-to-temp table stuff in a stored procedure, but you can’t call a stored procedure from a view. …
Which is faster stored procedure or function?
There is no difference in speed between a query run inside a function and one run inside a procedure. Stored procedures have problems aggregating results, they cannot be composed with other stored procedures.
Why do we need triggers?
Triggers help the database designer ensure certain actions, such as maintaining an audit file, are completed regardless of which program or user makes changes to the data. … The programs are called triggers since an event, such as adding a record to a table, fires their execution.
Where are stored procedures stored?
The stored procedure are stored as named objects in the SQL Server Database Server. When you call a stored procedure for the first time, SQL Server creates an execution plan and stores it in the cache.
Which is better view or stored procedure?
In short, based on my experience in some complex queries, Stored procedure gives better performance than function. But you cannot use results of stored procedure in select or join queries. … Everything you can do in a view you can do in a stored procedure. But in a stored procedure, you can do with much more flexibility.
What are the disadvantages of stored procedures?
The main disadvantages of stored procedures are given below:Testing – Testing of a logic which is encapsulated inside a stored procedure is very difficult. … Debugging – … Versioning – … Cost – … Portability –
Why stored procedure is better than query?
The primary advantage to parameterized queries and stored procedures is that they don’t have to go through the compile process over and over again. Stored procedures also offer some additional security aspects. Ad hoc queries are just query strings passed to the server directly. They are compiled and stored in memory.
What are views and stored procedures?
Views should be used to store commonly-used JOIN queries and specific columns to build virtual tables of an exact set of data we want to see. Stored procedures hold the more complex logic, such as INSERT, DELETE, and UPDATE statements to automate large SQL workflows.
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.
Do stored procedures improve performance?
Stored procedures improve database performance as they allow cached query plans to be reused. … In the absence of parameterized query plans, SQL server automatically detects parameters and generates cached query plans resulting in improved performance.
Why use stored procedures instead SSIS?
Second, the graphical interface lets you build large, complex and reliable transforms much more easily than hand-crafted T-SQL. And third, SSIS lets you more easily interact with additional external sources, which can be very handy for things like data cleansing.
What are the advantages to use stored procedures?
Advantages of Stored ProceduresTo help you build powerful database applications, stored procedures provide several advantages including better performance, higher productivity, ease of use, and increased scalability. … Additionally, stored procedures enable you to take advantage of the computing resources of the server.More items…
Why you should not use stored procedures?
Stored procedures are difficult to unit test. With an ORM, you can mock your database code so as to be able to test your business logic quickly. With stored procedures, you have to rebuild an entire test database from scratch. Stored procedures offer no performance advantage whatsoever.