Conditional Joins in SQL Server | Jeff Smith Blog
Conditional Joins in SQL Server. Tue Apr 3, 2007 by Jeff Smith in t-sql, report-writing, joins-relations. Sometimes, when writing SELECTs, we come across situations in which we we need to write a join containing a condition of some sort, so that the join processed will vary for each row depending on the data. For example, some rows join to table A, others to table B.
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