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Absent linked indicies?

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wanttoscript

IS-IT--Management
Oct 25, 2002
9
US
I have two tables with a common index.
In one table, tableA, the index is unique,
in the other, tableB, it may appear in multiple records, or in none.

How can write a query that returns the count of records in tableA that have NO linked records in tableB?

All advice will be graciously accepted.
 
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