A function performs some specified work, usually taking parameters as input. In terms of databases these may be specific to SQL or to the database vendor.

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What's the difference between functions and stored procedures? [closed]

I heard that the difference between functions and stored procedures in SQL Server is that functions are not stored in the database while stored procedures are. Is that true? If not, what are the ...
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3answers
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Finding five-minute interval prior to current time

I want to find the five minute interval just before the current time. So if the current time is 8:43 I want to return 8:35 and 8:40. Here is the query that I have written and it is working as ...
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0answers
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stored procedure returns ERROR 1305 (42000): FUNCTION does not exist

I have a stored procedure and function as below CREATE PROCEDURE ProcName() begin .... DECLARE curs CURSOR FOR select A.PList, B.nid from persons A inner join articles B on A.aid=B.id; .... ...
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2answers
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Why do I get leading zeros when converting from decimal to char in a db2 query?

I have a column named length defined as: TYPE_NAME: DECIMAL DATA_TYPE: 3 COLUMN_SIZE: 9 BUFFER_LENGTH: 11 DECIMAL_DIGITS: 5 NUM_PREC_RADIX: 10 When I run the following select: select ...
4
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1answer
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Invalid use of a side-effecting operator 'INSERT' within a function - Multiple Inserts in Function

If this is not the right forum please let me know and move it for me. I've just got a bunch of inserts like this toward the end of my scalar function: INSERT INTO [Raptor].[dbo].[UserRole] ...
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2answers
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Is there a means to set the owner of all objects in a PostgreSQL database at the same time?

http://stackoverflow.com/questions/1348126/modify-owner-on-all-tables-simultaneously-in-postgresql describes some nifty ways to change table and other objects to a specific user, and it works ...