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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Convert all ntext columns to nvarchar(max)

I'm trying to create a stored procedure to convert all ntext columns in my database to nvarchar(max). This is the code ALTER PROCEDURE [dbo].[usp_SL_ConvertNtextToNvarchar] AS BEGIN SET NOCOUNT ...
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PostgreSQL stored procedure to return rows or empty set

I have a stored procedure, which RETURNS SETOF ct_custom_type and inside I do RETURN QUERY EXECUTE 'some dynamic query' And I want to do this: If this 'dynamic query' returns >= 10 rows, I want to ...
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249 views

SQL Server RandomNumbers Stored Procedure Error

I tried to create a stored procedure for generating random numbers but it doesn't work; the random numbers are identical in every record. CREATE PROCEDURE Update_Driver_Position @TempName ...
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How to avoid select combinations created with multiple parameters (with value or without value) passed in to stored procedures for a select in sql?

I've a situation where 4 parameters are passed to a stored procedure, on the basis of the existence of these parameters i need to modify the where condition of my select query. Simply i can use ...
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105 views

pg_stat_activity - is it possible to decompose a stored procedure further?

I got a long running query in pg_stat_activity: datid | datname | pid | usesysid | usename | application_name | client_addr | client_hostname | client_port | backend_start | ...
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Issues with module signing and SSIS catalog internal procedures

I'm trying to set up a stored procedure to execute an SSIS package. I want to allow a user to execute only this stored procedure, so I need it to run as a different user. I found this article which ...
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Known vulnerabilities for when a guest executes a stored procedure on SQL Server

I have a production database with crucial business information. Meanwhile, my company is involved in a project with some other company and we have to exchange some information on a regular basis. How ...
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create table with date name

I am writing a simple procedure to backup a table- CREATE PROCEDURE daily_backup() BEGIN DECLARE given_date VARCHAR(25); SET given_date = now(); CREATE TABLE given_date LIKE db1.table1; ...
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Cannot `create function` in plpython3u, permission denied

As postgres user, I have create extension plpython3u; in my database then I have set the plpython3u to trusted: select lanpltrusted from pg_language where lanname like 'plpython3u'; returns true but ...
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707 views

How to split the comma separated list in the stored procedure

I am working on small module in which we pass the column name as comma-separated string to a stored procedure. In the stored procedure, we want to separate the column names out.
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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 ...
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Print database_size from sp_spaceused

Using SQL Server 2008, I have found that the database size can be obtained using exec sp_spaceused This procedure returns two tables: database_name | database_size | unallocated space reserved | ...
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Problem locating rows with dynamic SQL

I'm new at SQL in general, so I'm have a few problems with some of my stored procedures I'm designing. My procedure takes in 3 parameters. A location (or table name basically, a varchar), a room ...
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1answer
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stored procedure vs. function in postgresql and which is better for executing dml statements

I'm using postgresql 9.3. If I want to add the following steps and call these steps as a routine, would it be better to use a function or stored procedure? My basic steps are: RENAME TABLE ...
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305 views

Stored procedure - problem with merge - Insert

I am calling a stored procedure from my c# code . The procedure works fine for update, but fails for Insert. Is the following merge-insert procedure code correct? Any help is appreciated. Here is ...
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Execute a Stored Procedure Daily

I am building a Web Application which is attached to a Database which is in a Web Server(which is at unknown remote location). I want to execute a Stored Procedure daily at a specific time. I searched ...
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multiple select query for the same tables with union [closed]

Using below query i want to find out the top number of students from each catagory(SC,ST,OBC,etc) on plus2percentage basis. eg i want top 3 students from SC catagory, top 2 from ST and Top3 from OBC. ...
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column auto updated after 24 hours in mysql

i have a table T1 with column : Name State time mon 1 2014-01-09 11:23:00 tue 0 2014-01-07 14:40:00 wed 2 2014-01-08 09:23:00 thu ...
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Stored Procedure Performance using Temporary Tables

I have the following Stored Procedure I would like to improve the performance of DELIMITER $$ CREATE PROCEDURE NEXT_UNIT_OF_WORK ( IN batchId INT, IN size INT ) BEGIN start transaction; ...
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729 views

From SQL Server to NuoDB: Common Table Expressions, Stored Procedures and Bulk Uploads

I am currently evaluating NuoDB as a replacement for SQL Server. The application is written in C#, .NET 4.0. Now I am using features of SQL Server like: Common Table Expressions (I have a table ...
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1answer
833 views

How can I restore the sql_variant_property of baseType back to a table variable in SQL Server

Ok, I know the title is confusing but here it goes. BTW I am using SQL Server 2008 I have a table that I am trying to use as a storage container. It has 3 columns: reportID integer, dataLabel ...
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143 views

oracle how to call procedure

This is very basic question, but I couldn't find an answer here... So I have this very useful procedure without any parameters: CREATE OR REPLACE PROCEDURE DISABLE_TRIGGERS IS v_statement ...
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transactional Replication of millions of updates

I have standard transactional replication setup from 2005 to 4 2008 subscribers. One of the tables that is replicated is updated several times from an agent job resulting in 6 million updates ...
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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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SSMS: Show execution plan for a stored procedure as a single tree

I execute a stored procedure with an option "Include Actual Execution Plan". The execution plan always is represented by multiple statements each of which has its own execution plan. MSDN states the ...
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Retrieve data from SP inside of From

Goal: Retreive a list of data from a stored procedure that is acting as a database name. When you have retrieved the list from stored procedure, I want to make another new data manipulation. Problem: ...
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118 views

MySQL: Why is inserting data with transactions faster then without them

I am using stored procedure to generate sequence consisting of prefix and number in given range (etc sequence "AB100", "AB101", ..., "AB199", "AB200") The stored procedure includes REPEAT loop, in ...
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How to create a SQL trigger to execute a stored procedure when a table is updated

i need some help with creating a trigger to run a qf.stored_procedure when a qf.table is created. AT the moment, i have a job t run the stored procedure every 15 minutes but changing that is not an ...
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1answer
467 views

SQL Server stored procedure causing 100% CPU usage

I'm using SQL Server 2008 R2 We have a single stored procedure that causes 100% CPU usage when ran. The said SP is ran once a month and performs heavy calculation for approximately 5 minutes. Since ...
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1answer
46 views

stored procedures location influence their performance?

I have a procedure SP_MYPRO that updates data in MYDB1. 1) the performance of SP_MYPRO would be different if I place it in MYDB2 instead of MYDB1? 2) what if the procedure SP_MYPRO only read data, ...
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793 views

Changing compatibility level of database causes performance improvement of stored procedure

We have a Web Application in a Windows Server 2012 Datacenter (IIS 8), running under .NET Framework 4.0, which connects to another Windows Server 2012 Datacenter with SQL Server 2012. My Database has ...
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805 views

best practice for 'staging' relation in stored procedure: use temp table, or view?

When I write stored procedures that take relation A and output relation Z, I like to create 'staging' relations along the way, so I can inspect the state of the data after each step in the programming ...
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469 views

Is it possible to define package procedure/function outside of package body block (for Oracle)?

Is it possible to define package procedure/function outside of package body block (for Oracle)? Simplified syntax for defining package body is: create or replace package body <package_name> IS ...
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Using MySQL EXPLAIN to analyze the performance of a function

You can precede a SELECT statement in MySQL with EXPLAIN, but how would you explain a function? I have a function that does a lot of work and I would like to analyze the performance of the function as ...
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SELECT Data Set Using Stored Procedure with BCP Error

All, I have a BCP export query. It is failing with the useless error mesage on BCP usage: usage: bcp {dbtable | query} {in | out | queryout | format} datafile [-m maxerrors] [-f ...
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1answer
164 views

Stored procedures and network congestion

When I went to an interview, the interviewer asked me "what are the benefits of stored procedures?" and I started answering but when I said "It reduces network congestion", he suddenly said "no, it ...
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1answer
8k views

How to make stored procedure with outputs OUT sys_refcursor, OUT varchar2, and OUT number, then use in c#.net app

What is the syntax for a stored procedure that outputs a refcursor, a varchar2, and a number? I would like to output all three in the result, for the purpose of displaying count, and a message which ...
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1answer
798 views

How can I trigger this stored procedure on insert?

I have a table of error messages to which errors will be inserted. I also have a table defining interactions between errors. For example, when a "Power Restored" error occurs, it clears any previous ...
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1answer
1k views

Merge multiple table output but indicate which tables the records came from

I have an application with a function that uses a stored procedure (SQL Server 2008 R2) to pull in and arrange data from one table. Now, I’ve been asked to make it pull from two tables, but it’s not ...
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1answer
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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 ...
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Is there a way to find out how many times a stored procedure was invoked since last DB start

I am currently in a fairly mismanaged environment, where stored procs were introduced to the database over a few years and some versions became obsolete. Is there an easy way to figure out (preferably ...
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1answer
280 views

What's the best paradigm or design pattern for exception handling in a mission-critical DB driven web application?

I want to design a bullet-proof, fault tolerant, DB driven web application and was wondering on how to architect it. the system will have a asp.net UI, web services middle tier and SQL2005 back end. ...
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1answer
33 views

Why RECOMPILE doesn't fix parameter sniffing, but local variables does?

SQL Server 2008 R2 A developer was asking me about why his procedure wasn't running, but the query was ok. When I run the query, it was fast.But running the procedure, it was executing forever. ...
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1answer
43 views

Setting query to run as a stored procedure and email the results [closed]

I have the following query: select COUNT(CASE WHEN New_accounttype = 1 THEN New_AccountType ELSE NULL END) as 'New Connections' , COUNT(CASE WHEN New_accounttype = 2 THEN New_AccountType ELSE NULL ...
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1answer
36 views

Using NOCOUNT to Improve Procedure Performance

I am looking to improve the performance of a certain procedure and I wanted to begin with the insertion of the SET NOCOUNT ON. I've read a couple of articles on the subject: Aaron Bertrand SET ...
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1answer
50 views

Unable to update table after creating an After update trigger

I have a table like this /*Table: pageprivilege*/ ------------------------ /*Column Information*/ ---------------------- FIELD TYPE COLLATION NULL KEY DEFAULT Extra ...
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117 views

How to store a query result into a variable? SQL Server 2008

I have two tables and I want to store the result query of my stored procedure into a variable. UserTable: UserID int primary key identity CredentialsID int AccountType nvarchar(15) ModifiedDate date ...
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1answer
57 views

Executed a Stored Procedure in the Production Server and the following warning message is shown [closed]

I executed a stored procedure on the production server; and though it shows that query has been successfully completed it doesn't allow me to close SQL Server Management Studio and the below warning ...
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Is attaching a database on the same server under a different database name possible?

I recently offered to help a friend with some development. She isn't a technical person and it turned out what she needed was more a DBA/SQL developer. She gave me the IP and password to this server. ...
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220 views

Finding parameter names for binding stored procedure parameters

For unit testing purposes I am attempting to call the DBMS_OUTPUT.PUT_LINE procedure from c# using parameters that are bound by name. Since this DBMS_OUTPUT package seems to be a standard on Oracle ...