출처 : http://blog.sqlauthority.com/2008/08/06/sql-server-query-to-find-column-from-all-tables-of-database/
USE 디비명
GO
SELECT t.name AS table_name,
SCHEMA_NAME(schema_id) AS schema_name,
c.name AS column_name
FROM sys.tables AS t
INNER JOIN sys.columns c ON t.OBJECT_ID = c.OBJECT_ID
WHERE c.name LIKE '%검색어%'
ORDER BY schema_name, table_name;