Get Primary Key Column Name

ByDavid Kittell
| 
SELECT column_name
FROM INFORMATION_SCHEMA.KEY_COLUMN_USAGE
WHERE OBJECTPROPERTY(OBJECT_ID(constraint_name), 'IsPrimaryKey') = 1
AND table_name = 'TableName'
Originally Posted on July 31, 2014
Last Updated on October 26, 2015
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