For debugging info from stored procedure in MySQL,there are following options through which you can do this.
- Write into the file externally:
- Use select command to print message:
- Use select command to print additional information with message:
- Create addition table temp and push all message into it:
How do I view the content of a stored procedure?
To view the definition a procedure in Object Explorer
- In Object Explorer, connect to an instance of Database Engine and then expand that instance.
- Expand Databases, expand the database in which the procedure belongs, and then expand Programmability.
How do I get the results of a SQL stored procedure?
You can use the return statement inside a stored procedure to return an integer status code (and only of integer type). By convention a return value of zero is used for success. If no return is explicitly set, then the stored procedure returns zero. You should use the return value for status codes only.
How do you print output in SQL?
Declare @SumVal int; Select @SumVal=Sum(Amount) From Expense; Print @SumVal; You can, of course, print any number of fields from the table in this way. Of course, if you want to print all of the results from a query that returns multiple rows, you’d just direct your output appropriately (e.g. to Text).
How do you return a stored procedure in SQL Server?
In your stored procedure add the parameter @text nvarchar(1000) OUTPUT then in your code add an extra parameter with the name @text and set the parameter direction to output . Also you should really be wrapping your SqlCommand and SqlConnection object in using statements to stop leaky connections.
What is stored procedure in mysql?
The stored procedure is SQL statements wrapped within the CREATE PROCEDURE statement. The stored procedure may contain a conditional statement like IF or CASE or the Loops. The stored procedure can also execute another stored procedure or a function that modularizes the code.
How do I view a SQL stored procedure in a table?
Using below mentioned important T-SQL query, we can get the list of the tables used in the stored procedure.
- SELECT.
- NAME as ‘List Of Tables’
- FROM SYSOBJECTS.
- WHERE ID IN ( SELECT SD.DEPID.
- FROM SYSOBJECTS SO,
- SYSDEPENDS SD.
- WHERE SO. NAME = ‘Sp_ListTables’ —-name of stored procedures.
- AND SD.ID = SO.ID.
How do I view a stored procedure history in SQL Server?
Connect to your SQL Server instance when prompted. On the Trace Properties screen, click on the Events Selection tab and select the SP:Completed counter in the Stored Procedures grouping of counters. Click on the General Tab to save the results to a table or file.
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.
How do I view a stored procedure error in SQL Server?
ERROR_PROCEDURE() returns the name of the stored procedure or trigger where the error occurred. ERROR_NUMBER() returns the number of the error that occurred. ERROR_SEVERITY() returns the severity level of the error that occurred. ERROR_STATE() returns the state number of the error that occurred.
How do you display in SQL?
The DISPLAY command must be placed immediately after the query statement on which you want it to take effect. For example: SELECT pno, pname FROM part WHERE color=’BLUE’; DISPLAY; When the system encounters this DISPLAY command, it displays the Result window containing the part number and name for all blue parts.
How do you display text in SQL?
Note: You can use literal string (enclosed in single or double quotation mark) just like we use a column name in the SELECT statement. If you use the literal string with a column then it will be displayed in every row of the query results.
How do I make a stored procedure output a specific line?
10 Your best bet is to use a output parameter. In your stored procedure add the parameter @text nvarchar(1000) OUTPUTthen in your code add an extra parameter with the name @textand set the parameter direction to output. then just add the line SET @text = ‘This is line 1.’ + CHAR(13)+CHAR(10) + ‘This is line 2.’in your stored procedure
How to display message from stored procedure on the basis of conditions?
To display message from stored procedure on the basis of conditions, let us use IF-ELSE condition − Case 1 − Call the stored procedure using CALL command, when value is more than 100 − Case 2 − When the value is less than 100, a difference message will be visible since ELSE condition will execute −
What happens when I include a SELECT statement in a stored procedure?
If you include a SELECT statement in the body of a stored procedure (but not a SELECT INTO or INSERT SELECT), the rows specified by the SELECT statement will be sent directly to the client.
How do you return data from a parameter in a procedure?
Returning Data Using an Output Parameter. If you specify the OUTPUT keyword for a parameter in the procedure definition, the procedure can return the current value of the parameter to the calling program when the procedure exits.
