Callable code installed on a database manager, exposing an API through which it can be invoked. Normally written in the native query language, some DBMS platforms support other languages as well.

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Error calling stored procedure from trigger in Oracle Database 11g

I'm trying to create a trigger that calls some Java code whenever a table is inserted/updated. I'm aware of possible performance issues, I don't need advice that I should not do this; I just need to ...
6
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2answers
890 views

Parameter Sniffing: Why Does This Become An Issue?

Today, I had an issue with a SPROC Timing Out (took longer than 30 seconds) when it was run from an ASP.NET webpage, but executed quickly when run from SSMS (took 5 seconds). After suspecting ...
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2answers
2k views

Using the correct database when calling a system stored procedure in SQL Server 2008

I think there's something I'm missing when it comes to which database is being used when running a custom system stored procedure. I have the following in my stored procedure (edited for brevity): ...
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3answers
1k views

SQL Server stored procedure keeps restoring to previous one

There's a Stored Procedure in my database which keeps restoring to the old one, I Alter the stored procedure using Management Studio, however some time later, unexpectedly, the stored procedure ...
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2answers
1k views

Stored Procedures Best Practices: Fenced or Unfenced?

I believe I understand the reasons behind fenced and unfenced stored procedures. Fenced run "outside" of the database (in our case DB2) so as to prevent possible corruption of the database engine ...
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1k views

Is there a way to skip errors in procedures and resuming procedure

When there is a unique key in a table (not PRIMARY KEY) and procedure is running, on duplicate key error the whole process will be halted. I want to resume on error and call the procedure again. ...
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1answer
938 views

performance issues when concurrent requests

We are using SQL Server 2008 R2 on a Windows Server 2008 server. We have some main functions which uses some Stored Procedures which has a lot of sub-queries inside of it. I'll take one SP as an ...
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1answer
961 views

Why does the order of parameters matter for sp_trace_create?

The first batch of the following script calls stored procedure sp_trace_create with parameters in documentation order; the second batch swaps the positions of parameters @tracefile and @options: ...
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1answer
560 views

Preloading a Java library in DB2, similar to ORACLE's loadjava

Edit to add details to clarify, based on Chris' comment: A Java stored procedure depends on external libraries. Locally it compiles successfully, since they are added to the classpath. But when ...
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2answers
991 views

Error handling in container procedures

I'm aware of and use the techniques in this question. In my environment we have a lot of container procedures that call subprocedures, that may call other procedures, ad infinitum. For me ...
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2answers
13k views

Is commit necessary after DML operation in Function/Procedure?

I wonder to know if it is necessary to write commit after insert/delete/update in function/procedure? Example: create or replace function test_fun return number is begin delete from a; return ...
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1answer
458 views

Stored Procedure doesn't show result in SQL Server

I have created a stored procedure (to be used in SSRS) that has parameters whose values are more than one. When I execute this stored procedure in SSMS by providing the values for that parameter, SP ...
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3answers
2k views

Best way to work around NOT IN NULL issue?

There are plenty of explanations of why NOT IN NULL doesn't work, but I didn't see any solutions. (recent question here: Why does NOT IN with a set containing NULL always return FALSE/NULL?) I have 6 ...
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1answer
2k views

In a CASE Statement, which is faster: “WHEN [field] in (0)” or “WHEN [field] = 0”?

I'm looking at a stored proc that another guy has written and every WHEN clause is using an IN statement instead of =. My gut tells me this isn't as fast, efficient, etc. For example: CASE WHEN ...
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2answers
21k views

Granting Execute Permissions on Stored Procedures, Functions and Views

I am using a user which has read permission only. It basically has permission to Connect Execute However, it does not have execute permissions on Functions and Stored Procedures. In part of my ...
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1answer
325 views

What can cause an UPDATE statement to execute endless? [closed]

I have a stored-procedure which is executed at 7 o'clock in the morning that updates the database because new records were imported at night. Today it started but never endet. So i've tried to run ...
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1answer
2k views

Executing a stored procedure on remote database

I have 2 databases on the same server. DB-A and DB-B. DB-B has a user that has read and write access to database B. I would like to grant the user in DB-B execute permissions to 2 stored procedures in ...
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2answers
419 views

How can I change three hundred procedures at once?

I need to change about 300 procedures and packages in the database, due to a migration that will accomplish this weekend. We will do a migration from one server to Exadata. However the database has ...
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3answers
2k views

How can I detect broken stored procedures after a schema change?

I've modified a central table in my database, and sp_depends literally returns hundreds of results, and I'm concerned some of those stored-procedures might not compile anymore after my change. ...
2
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1answer
774 views

How to use the 'select benchmark' command on a procedure

I am trying to check which of my procedures is slowest and thus needs optimization. I currently have around 160 procedures and about 30 functions. I am using the select benchmark() to check the ...
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1answer
275 views

Does the SQL Server optimizer inline function calls in stored procedures?

I'd like to factor out some of the functionality in our SPs into separate functions/stored procedures, but I'm worried about the potential performance penalty. In particular, how efficient will be a ...
6
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1answer
9k views

Why does a query run slower in a Stored Procedure than in the Query window?

I have a complex query which runs in 2 seconds in the query window, but about 5 minutes as a Stored Procedure. Why is it taking so much longer to run as a stored procedure? Here's what my query looks ...
6
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2answers
691 views

How to query the names of encrypted stored procedures?

What query will identify the names of stored procedures which are encrypted? Here's what I got so far - select ROUTINE_NAME from INFORMATION_SCHEMA.ROUTINES where ROUTINE_TYPE = 'PROCEDURE' -- need ...
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0answers
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What might cause all objects in an Oracle database to suddenly have quoted identifiers?

I have an Oracle schema in which, at some point in the past ("the event"), all of the procedural code objects in the database have been re-created with quoted identifiers. All of the objects are ...
2
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3answers
5k views

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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1answer
309 views

Why are these queries slow in some environments and not others? Can we fix their performance?

The following stored procedures in a MySQL 5.x environment: DELIMITER // CREATE PROCEDURE sp_belongs_to (IN schemaName VARCHAR(100), IN tableName VARCHAR(100)) BEGIN SELECT TABLE_NAME as ...
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1answer
417 views

use of signal for insert statement in mysql stored procedure

I want to create a procedure in which all types of possible errors can be handled using SIGNAL. Below is my stored procedure: DROP PROCEDURE IF EXISTS `spItem`$$ CREATE PROCEDURE `spItem`( IN ...
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0answers
934 views

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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1answer
6k views

Creating a table from variable names

Is it possible to create a table from a variable name? For example I have the following stored procedure that I'm trying to write but it will not compile past with the create statement. CREATE ...
4
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1answer
550 views

How to change database owner for login and database created inside stored procedure?

I have a signed stored procedure that creates a new database, a new login and assigns the new user to be the owner of the new database. Well my SProc creates the new login and new database but will ...
4
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3answers
525 views

Can I query stored procs in all databases with one query without dynamic sql

If I want to query all databases on a server to see if a stored procedure is present, I can combine a sp_executesql and run a cursor over a query similar to the following: SELECT 'select ' + ...
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2answers
2k views

Should I put the error handler inside the loop, or the loop inside the error handler?

When a procedure is looping over a statement that could raise an error condition, should I put the loop inside the error handler, or put the error handler inside the loop? I want the procedure to run ...
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2answers
4k views

How to Determine the input and output values of stored procedures?

I have hundreds of SPs and I would like to find out: input parameters with type output fields with type (not output parameters) Of course I could manually go through each one and write it down but ...
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1answer
14k views

Table-Valued Parameter as Output parameter for stored procedure

Is it possibile to Table-Valued parameter be used as output param for stored procedure ? Here is, what I want to do in code /*First I create MY type */ CREATE TYPE typ_test AS TABLE ( id int ...
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2answers
81 views

SQL Server Stored Procs not parameterized, leading to high compilations?

We're experiencing about 300 SQL Compilations per second, and we use very little dynamic SQL. However, I noticed that in SQL Profiler our calls look like: exec cid.dbo.uspCIDLog ...
2
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1answer
104 views

don't want to be able creating stored procedures with incorrect

Right now I can execute a CREATE PROCEDURE or an ALTER PROCEDURE script with incorrect table and column references in the MS SQL Server Management Studio and using ADO.NET commands. The scripts run ...
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1answer
89 views

SQL Server many active create procedure processes

While troubleshooting performance issues on a SQL 2008 instance, I've noticed there are several SPIDs which appear to be executingcreate procedurestatements for already existing procedures. Is this ...
2
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1answer
192 views

Why evaluates “IS NULL” in SSMS interactive mode to “TRUE” but the same statement being executed in a SP to “FALSE”? [closed]

Given DECLARE @IN__CUST_NO INT DECLARE @OUT__USER_ID INT SET @IN__CUST_NO = 1000006660 CASE 1: IS NULL evaluates TRUE Since no CUSTOMER_NUMBER with the value of 1000006660 exists in our dummy ...
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1answer
121 views

TSQL - Bringing Data Together from Different Sources …refactoring PK and FKs

I have various offices and one central head office. Each office has its own SQL Server instance so each office has its own data set with its own set of IDs. Each office has already imported data ...
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1answer
2k views

Heterogeneous queries error using stored procedure

Stored procedure ALTER PROCEDURE Proc_DayShift AS insert into #Punching_History SELECT * FROM SERVER2.MARS.DBO.TABLE1 GO SET QUOTED_IDENTIFIER OFF GO SET ANSI_NULLS OFF GO SET ANSI_WARNINGS OFF ...
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1answer
265 views

Oracle, Stored and External procedures

Could someone give me a brief explication about these two mechanisms in oracle : stored and external procedures. Are they distinct ? Are they differ when we integrate in some language (Java, C++ or C ...
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2answers
1k views

SQL Server: Do Statistics Updates cause query plans to be flushed? Should they?

I've found that a big, nasty data-extraction query that runs daily needs updated stats to avoid making horrible query plans based on incorrect rowcount estimates (let's not worry about whether or not ...
2
votes
1answer
572 views

high 'total_worker_time' for stored proc using OPENQUERY in SQL Server 2005

I have a stored procedure in SQL Server 2005 (SP2) which contains a single query like the following (simplified for clarity) SELECT * FROM OPENQUERY(MYODBC, 'SELECT * FROM MyTable WHERE Option = ...
3
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2answers
4k views

Is there a way to tell your hostname within a stored procedure?

Is there a way to determine the hostname of the server you're running in w/ in a stored procedure? You can run system hostname from a client but you can't make system calls from SP. I don't see it ...
6
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4answers
26k views

Call a stored procedure from a trigger

I have created a stored procedure in mysql using the following syntax. DROP PROCEDURE IF EXISTS `sp-set_comment_count`; DELIMITER $$ CREATE PROCEDURE `sp_set-comment_count` (IN _id INT) BEGIN -- ...
2
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1answer
4k views

Behavior of Varchar with spaces at the end

When I use a Varchar with spaces it ignores the spaces at the end. ex: declare @X varchar(50) This... set @X= 'John' ...is the same as... set @X= 'John ' It considers these to be ...
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1answer
2k views

How Can I Correctly Pass a Table to a Stored Procedure in Oracle in SQL Plus?

Being new to Oracle, I'm almost certain I'm missing something simple here. This is what I'm trying to run: declare type string_table IS TABLE OF VARCHAR2(512); outuser nvarchar2(512); outrole ...
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1answer
2k views

What is the Best Way to detect if server is a Master inside a Stored Procedure?

I'm want to create a stored procedure/event to do some maintenance tasks. My setups are master/slave configured for failover scenarios (meaning the slave is not used for reporting, just might be ...
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3answers
3k views

BACKUP failed to complete - with spaces, for no reason

Every day my database backup fails for some databases and does fine for others. I'm calling the backup through a Stored Procedure that runs scheduled in a job. Tonight I'm going to run the procedure ...
3
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2answers
4k views

SQL Server 2008 T-SQL select hanging, but not dead locked

This is a pretty strange issue so bear with me. I have a stored proc that does some heavy duty processing. When it runs well it usually takes a few minutes depending on server load, but occasionally ...