Temporary Tables in Stored Procedures

Posted by Paul White on SQL Blog See other posts from SQL Blog or by Paul White
Published on Tue, 14 Aug 2012 15:22:00 GMT Indexed on 2012/08/27 21:51 UTC
Read the original article Hit count: 391

Filed under:

procedures

|

query plans

|

Temporary Tables

|

undocumented

Ask anyone what the primary advantage of temporary tables over table variables is, and the chances are they will say that temporary tables support statistics and table variables do not. This is true, of course; even the indexes that enforce PRIMARY KEY and UNIQUE constraints on table variables do not have populated statistics associated with them, and it is not possible to manually create statistics or non-constraint indexes on table variables. Intuitively, then, any query that has alternative execution...(read more)

© SQL Blog or respective owner

Related posts about procedures

Drop all stored procedures in MySQL or using temporary stored procedures

as seen on Stack Overflow - Search for 'Stack Overflow'
Is there a statement that can drop all stored procedures in MySQL? Alternatively (if the first one is not possible), is there such thing as temporary stored procedures in MySQL? Something similar to temporary tables? So far, for both tasks, I seem not to find any answers although there were people… >>> More
Creating a Model using Stored Procedures with Zend Framework

as seen on Stack Overflow - Search for 'Stack Overflow'
I'm using Zend Framework and I'd like to build a model to perform read/write operations on a database... using stored procedures. I know how stored procedures work, but I have yet to use them within Zend Framework. Is there any built in support for stored procedures that I should know about? What… >>> More
Hibernate and stored procedures

as seen on Stack Overflow - Search for 'Stack Overflow'
As my understanding on setting hibernate, I need to create table meta data file (person.hbm.xml), include all the fields mapping java object (person.java) If we use stored procedures for all transaction, do we still need the above configuration? It seems hibernate and stored procedures will… >>> More
What is your best-practice advice on implementing SQL stored procedures (in a C# winforms applicatio

as seen on Stack Overflow - Search for 'Stack Overflow'
I have read these very good questions on SO about SQL stored procedures: When should you use stored procedures? and Are Stored Procedures more efficient, in general, than inline statements on modern RDBMS’s? I am a beginner on integrating .NET/SQL though I have used basic SQL functionality for… >>> More
Oracle Tutor: Are Documented Policies and Procedures Necessary?

as seen on Oracle Blogs - Search for 'Oracle Blogs'
People refer to policies and procedures with a variety of expressions including business process documentation, standard operating procedures (SOPs), department operating procedures (DOPs), work instructions, specifications, and so on. For our purpose here, policies and procedures mean a set of documents… >>> More

Related posts about query plans

Converting sql query to EF query - nested query in from

as seen on Stack Overflow - Search for 'Stack Overflow'
Hey guys Just wondering how the following sql query would look in linq for Entity Framework... SELECT KPI.* FROM KeyPerformanceIndicator KPI INNER JOIN ( SELECT SPP.SportProgramPlanId FROM SportProgramPlan PSPP INNER JOIN SportProgramPlan ASPP … >>> More
Sql Query - Limiting query results

as seen on Stack Overflow - Search for 'Stack Overflow'
I am quite certain we cannot use the LIMIT clause for what I want to do - so wanted to find if there are any other ways we can accomplish this. I have a table which captures which user visited which store. Every time a user visits a store, a row is inserted into this table. Some of the fields are shopping_id… >>> More
hql equivalent query to this sql query

as seen on Stack Overflow - Search for 'Stack Overflow'
Select top 1 from <tablename> what is hql query for the above ? >>> More
sort mysql query by filtered query

as seen on Stack Overflow - Search for 'Stack Overflow'
I have two mysql queries: $sql = "SELECT * FROM content WHERE threadName LIKE '%$filter%' ORDER BY lastUpdated desc"; and $sql = "SELECT * FROM content ORDER BY lastUpdated desc"; The end result is to have all rows returned from a particular table 'content' but have those that match the variable… >>> More
How to use PHPunit's Database Test Case Methods of Query to compare with doctrine query

as seen on Stack Overflow - Search for 'Stack Overflow'
How to use PHPunit's Database Test Case Methods of Query to compare with doctrine query i m using phpunit with doctrine framework .. i want to test my doctrine query with phpunit query with using phpunit framework methods.. any buddy with Doctrine Query and PhpUnit Query plz Contact... //Bhavin… >>> More