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Home/ Questions/Q 1015829
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Editorial Team
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Editorial Team
Asked: May 16, 20262026-05-16T10:27:32+00:00 2026-05-16T10:27:32+00:00

i I am new to rails and ruby. I am trying to make a

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i

I am new to rails and ruby. I am trying to make a ActiveRecord::Migration to match my wishes, but where can I find documentation for what is possible in a ActiveRecord::Migration? I mean how to define field lengths for e.g. string and if null values are allowed or not and how to define/create different indexes?

Thank you
Søren

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  1. Editorial Team
    Editorial Team
    2026-05-16T10:27:32+00:00Added an answer on May 16, 2026 at 10:27 am
    1. TableDefinitions#columns to see what options you can use on creating columns.
    2. SchemaStatements for methods that can be used in migration.
    3. Migration on RoR Guides.
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