Sql Server Stored Procedure Result Set Data Types

September 04, 2021 Posting Komentar

SQL Server stored procedure is a batch of statements grouped as a logical unit and stored in the database. The DMV is sysdm_exec_describe_first_result_set and the stored procedure that parallels the dmv.

Export Sql Stored Procedure To A File And Generate Its Script

SET FMTONLY ON EXEC abc Param1 3 NOTE.

Sql server stored procedure result set data types. This comes in very handy when you want to insert the records coming in a result set to a temporary table with a specific column name. The stored procedure accepts the parameters and executes the T-SQL statements in the procedure returns the result set if any. Make sure that Ad Hoc Distributed Queries are allowed on SQL Server.

WITH RESULT SETS option can be useful if we want to reuse an existing stored procedures result sets with different column name and or data type. Create a new table using the table metadata. First we declared a variable named product_list with varying character string type and set its value to blank.

While looking through the new features and improvements in SQL Server 2012 we found a potentially interesting feature WITH RESULT SETS. In Sql server 2012 Microsoft has introduced a very nice and interesting feature and that is execute stored procedure with result set. The general solution for persisting a results set from a stored procedure is to store the results sets in one or more tables.

Specifically for T-SQL or batch related items there is a different DMV and accompanied system stored procedure. You can use any of several different types of tables including regular tables local temp tables and global temp tables. It can be an integer character string monetary date.

This is a very useful feature especially when one needs to display a result set of a stored procedure by changing the. SQL Server data types Overview In SQL Server a column variable and parameter holds a value that associated with a type or also known as a data type. To change the column name and column data type at runtime while executing a stored procedure.

Can be used with multiple result sets returned by queries to change the column names and data types at runtime. Let me execute the stored procedure to check the result. As you can see from the below screenshot that it is throwing an error.

With the help of feature now we can change the column name data type of the stored procedure result set. Sp_describe_first_result_set guarantees that if the procedure returns the first result-set metadata for a hypothetical batch A and if that batch A is subsequently executed then the batch will either 1 raises an optimization-time error 2 raises a run-time error 3 returns no result set or 4 returns a first result set with the same metadata described by sp_describe_first_result_set. Return codes are commonly used in control-of-flow blocks within procedures to set the return code value for each possible error situation.

A data type is an attribute that specifies the type of data that these objects can store. Uses of Execute WITH RESULT SETS in SQL Server. You would need to parse out result set but easier then manually hunting all of the columns.

This option can handle single as well as multiple result sets. Let me execute the stored procedure-- Example for SQL Stored Procedure Return Values USE SQL Tutorial GO DECLARE EmpName VARCHAR50 EXEC EmpName dbospEmployeeName PRINT EmpName. The benefit of Stored Procedures is that they are executed on the server-side and perform a set of actions before returning the results to the client-side.

If you need to change the column names and their data types after executing a stored then you can execute the stored procedure using WITH RESULT SETS feature. USE SQL Tutorial GO EXEC dboSelectStoredProcedureSecondExample GO Select Statements With Parameter in Stored Procedure. Messages ----- Commands completed successfully.

SQL Server 2012 has released a new feature WITH RESULT SETS which allows column names and their data types to be changed in the result set of a stored procedure. SQL Structured Query Language sql In this stored procedure. Yes SQL Server 2012 introduced WITH RESULT SETS option which can be used with EXECUTE command to redefine the metadata of result sets being received from stored procedures.

Before SQL server 2012 we were doing the same but it was a lengthy procedure. Again this is not a complete answer just a demo for the OP. If the stored proc has branching and may return different results sets this option is not going to work.

A stored procedure is a precompiled set of one or more SQL statements that are stored on SQL Server. We will have to cast NET data types to SQL data types manually in the GetDataType function described further. You can find out the columns datatypes of recordset returned by stored proc.

Second we selected the product name list from the products table based on the input model_year. Run the above Multiple Select Statements in a single Stored Procedure query. EXECUTE result my_proc.

SQL Server 2012 Code name SQL Denali introduces the WITH RESULT SETS clause with the EXECUTE statement which lets you redefine the name and data types of the columns being returned from the stored procedure. Because Return Values always return integers only. For example the assignment variable result of data type int is used to store the return code from the procedure my_proc such as.

Depending on how your procedure is written you may be able to get what you need from sp_describe_first_result_set. This tip includes three examples that reveal how to persist a results set from a stored procedure with each of these options. Specifically for objects there is a DMV called sysdm_exec_describe_first_result_set_for_object which will describe the first result set if SQL Server can figure out what it should be dynamic SQL for example wont return a valid result.

In this article we will learn how to create stored procedures in SQL Server with different examples. SET FMTONLY OFF EXEC abc Param1 3 --When set ON no rows are returned but the columns and column names of the result set are returned.

A Step By Step Guide To Create Stored Procedure In Sql Server 6 Examples