Track source dates when loading a data warehouse
A primer on how to reduce network and source system load when reading a relational source into the data warehouse.
2012-07-30
5,922 reads
Magarity Kerns
HASHBYTES can help quickly load a Data Warehouse
Data warehouse loads can be time consuming - this method can be used in some instances to help speed things up.
2010-04-14
16,964 reads
Source system pre-integration analysis
Initial analysis of a new source system can be quite time consuming to manually examine tables and columns to determine which even have worthwhile values in the first place. Running this script against the current database will generate useful information for all the columns of all the tables. Details include data types with varchar lengths, […]
2005-06-07
453 reads
Blogs
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Implicit Conversions Cripple SQL Server
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BIT_COUNT() III
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The Mythical Bus Accident
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Question of the Day
BIT_COUNT() III
In SQL Server 2025, I run this code:
select bit_count(-1)What is returned? See possible answers