wanttoscript
IS-IT--Management
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.
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.