ALTER TABLE ADD COLUMN IF NOT EXISTS returns error when column already exists · Issue #4565 · ClickHouse/ClickHouse · GitHub
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I'm getting the error ' Cannot insert the value NULL into column 'id', table 'DatingP.dbo.relationship_type'; column does not allow nulls. INSERT fails. ' and I'm not sure how to fix it. :
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![How to alter table and add column SQL [Practical Examples] | GoLinuxCloud](https://www.golinuxcloud.com/wp-content/uploads/6-20.png "How to alter table and add column SQL [Practical Examples] | GoLinuxCloud")
How to alter table and add column SQL [Practical Examples] | GoLinuxCloud
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SQL SERVER - How to Add Column at Specific Location in Table - SQL Authority with Pinal Dave
