Data Warehousing Tip: T-SQL Script to Create DEFAULT Constraints by Data Type

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

There is an ongoing discussion/debate regarding the handling of NULLS in a data warehouse, however, the following article by Michelle...

2013-09-11

698 reads

Data Warehousing Tip: T-SQL Script to Create DEFAULT Constraints by Data Type

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

Data Warehousing Tip: Using T-SQL vs SSIS for Slowly Changing Dimension (SCD) Types 1 and 2

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

1,029 reads

Data Warehousing Tip: Using T-SQL vs SSIS for Slowly Changing Dimension (SCD) Types 1 and 2

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

6 reads

Parallel Data Warehouse (PDW) Tip: Useful Appliance Queries

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

This post contains the following queries that support development and operational tasks within a Microsoft Parallel Data Warehousing (PDW) Appliance...

2013-04-20

5,842 reads

Data Warehousing Tip: Surrogate Key Generation

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

If IDENTITY insert is disabled or simply not available in a particular database or a database architecture, you’ll want to...

2013-04-12

910 reads

Data Warehousing Tip: Surrogate Key Generation

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

SSAS How-To: Create Dynamic Time Calculations To Reuse Over Any Measure

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

1,869 reads

SSAS How-To: Create Dynamic Time Calculations To Reuse Over Any Measure

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

7 reads

SSRS How-To: Simple Method to Pass MDX Multi-Select Parameters to MDX Datasets

• by saldeloera-1

• Useful information and case studies covering Data Warehousing, Data Modeling, and Business Intelligence

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

3,220 reads