|
database
newsgroups
|
|||||||||||||||||||||||
|
|||||||||||||||||||||||
RE: Peculiar Crosstab QueryYou may want to evaluate the appropriateness of your datatypes! Have you seen the article by Itzik Ben-Gan on dynamic crosstabs at http://www.windowsitpro.com/Article/ArticleID/15608/15608.html?Ad=1 John Show quote "KBinderA" wrote: > I have been using MS Access Crosstab queries. The nature of this query is a > bit different then most of the examples I have been seeing. I don't need to > do any math or joins. I basically have a denormalized table containing > metadata and instance data. > > For example: > The column for my "Objects" table are: > -ObjectMetaType VARCHAR (255) > -ObjectInstance VARCHAR (255) > -ObjectInstanceID VARCHAR (255) > -ObjectMetaProperty VARCHAR (255) > -ObjectPropertyValue NTEXT > =================================== > Example records: > Application, My_App_1, 123, Description_Prop, "Some Descriptive Text" > Application, My_App_1, 123, Version_Prop, "Version 1.0" > > Note: The number of "ObjectMetaProperty" entries for a given > "ObjectMetaType" is configurable so we can not hard code those into a query. > > I want this output: > HEADER: ObjectMetaType,ObjectInstance,ObjectInstanceID > Description_Prop,Version_Prop > VALUE: My_App_1, 123,"Some Descriptive Text","Version 1.0" > > I can write the following crosstab query in MS Access to produce this: > > TRANSFORM Last([Objects].ObjectPropertyValue) AS LastOfvalue > SELECT [Objects].ObjectMetaType, [Objects].ObjectInstance, > [Objects].ObjectInstanceID > FROM [Objects] > GROUP BY [Objects].ObjectMetaType, [Objects].ObjectInstance, > [Objects].ObjectInstanceID > PIVOT [Objects].ObjectMetaProperty; > > At the moment, I have only SQL Server 2000. I do not have any OLAP > capabilities in this particular install. Is there any way to achieve this > with straight SQL? Any SP's out there that can handle this. I have tried > those referenced in this newsgroup and have had no success. |
|||||||||||||||||||||||