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| -rw-r--r-- | guides/source/active_record_migrations.md | 2 | 
1 files changed, 1 insertions, 1 deletions
| diff --git a/guides/source/active_record_migrations.md b/guides/source/active_record_migrations.md index 0e6c8c4f4a..ff0235b135 100644 --- a/guides/source/active_record_migrations.md +++ b/guides/source/active_record_migrations.md @@ -425,7 +425,7 @@ change_column :products, :part_number, :text  This changes the column `part_number` on products table to be a `:text` field.  Besides `change_column`, the `change_column_null` and `change_column_default` -methods are used specifically to change the null and default values of a +methods are used specifically to change a not null constraint and default values of a  column.  ```ruby | 
