Data Warehousing Tip: Using T-SQL vs SSIS for Slowly Changing Dimension (SCD) Types 1 and 2
Here’s an example of using T-SQL to process a Slowly Changing Type 1&2 Dimension . Note: SSIS has an SCD transform...
2013-09-11
1,146 reads
Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence
Data Warehousing Tip: Using T-SQL vs SSIS for Slowly Changing Dimension (SCD) Types 1 and 2
Here’s an example of using T-SQL to process a Slowly Changing Type 1&2 Dimension . Note: SSIS has an SCD transform ,however, it does not process large dimensional datasets...
2013-09-11
52 reads
Data Warehousing Tip: T-SQL Script to Create DEFAULT Constraints by Data Type
There is an ongoing discussion/debate regarding the handling of NULLS in a data warehouse, however, the following article by Michelle...
2013-09-11
749 reads
Data Warehousing Tip: T-SQL Script to Create DEFAULT Constraints by Data Type
There is an ongoing discussion/debate regarding the handling of NULLS in a data warehouse, however, the following article by Michelle Poolet summarizes it beautifully – “consider the data warehouse...
2013-09-11
39 reads
Parallel Data Warehouse (PDW) Tip: Useful Appliance Queries
This post contains the following queries that support development and operational tasks within a Microsoft Parallel Data Warehousing (PDW) Appliance...
2013-04-20
6,859 reads
Data Warehousing Tip: Surrogate Key Generation
If IDENTITY insert is disabled or simply not available in a particular database or a database architecture, you’ll want to...
2013-04-12
946 reads
Data Warehousing Tip: Surrogate Key Generation
If IDENTITY insert is disabled or simply not available in a particular database or a database architecture, you’ll want to do a table based surrogate key assignment or use...
2013-04-12
33 reads
SSAS How-To: Create Dynamic Time Calculations To Reuse Over Any Measure
Rather than making individual time calculations for each measure in an SSAS cube (i.e. YTD, Prior YTD, YTD Variances, etc), one can...
2013-02-07
1,921 reads
SSAS How-To: Create Dynamic Time Calculations To Reuse Over Any Measure
Rather than making individual time calculations for each measure in an SSAS cube (i.e. YTD, Prior YTD, YTD Variances, etc), one can use a more dynamic approach to time calcs applicable to all...
2013-02-07
106 reads
SSRS How-To: Simple Method to Pass MDX Multi-Select Parameters to MDX Datasets
SSRS Tip: Simplest Method to Pass MDX Multi-Select Parameters to MDX Datasets
I recently ran across a poorly covered topic in regards...
2013-02-07
3,260 reads
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Checking the Error Log II
What is the reason I should change my old code that uses xp_readerrorlog?
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