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Compare Two Tables and Insert Missing Foreign Keys
Posted by: Paul Maher
Date: April 17, 2021 08:28PM

what's the correct way to compare two tables and update table 2 with missing any IDs?

Scenario:

Table 1 with primary key 'id'

Table 2 with foreign key, 'related_id

Compare the two tables and insert any missing IDs into table 2 'foreign_key' column

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Compare Two Tables and Insert Missing Foreign Keys
April 17, 2021 08:28PM


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