Something to know before reordering columns in a migration

I love keeping my tables nice and tidy over the life of a project. It might not make the code run any differently, but it makes me feel better working in it each day.

While MySQL allows us to create new columns in a specific position in an existing table, there is a performance issue to be aware of when deploying it on certain versions of MySQL, especially for larger tables.

In today's video, I'll show you what to watch out for and how it works under the hood. Plus, how do you add a column as the first column in a table?

Watch Now (4 min)

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Here to help,

Joel

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