Comments (3)
It really depends on how well the indexes columns narrow down the results, but from my experience, you pretty much never need this (and will know if you do). Not exactly sure the best way to get that across in the readme.
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Gotcha. Have you ever decided to use 4 columns?
from strong_migrations.
Not that I can recall.
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Related Issues (20)
- `StrongMigration.start_after` doesn't respect version on `revert` HOT 1
- Adding a column with a default value should is safe when use mysql(5.7) as database HOT 5
- [Idea] Show check link with error message HOT 1
- Lock timeout when using `add_column` with `enum` type HOT 2
- `add_reference` with concurrent index can be dangerous HOT 2
- [Idea] Provide custom message prefix/suffix message HOT 2
- [Idea] Should add_unique_constraint be considered unsafe? HOT 3
- `StrongMigrations.start_after` does not work HOT 1
- Consider appending to ignored_columns as a best practice HOT 1
- [Idea] Ignore migrations from non-supported adapters HOT 4
- [Idea] safety_assured should require justification HOT 1
- [Idea] Adding auto incrementing primary key does not guarantee that replicas generate the same primary key values (MySQL) HOT 4
- Getting an error complaining about MariaDB Version HOT 3
- [Idea] Add these changes as default in Rails HOT 1
- [Idea] Support custom checks on TableDefinition methods
- Config values in non-Rails apps HOT 1
- Setting NOT NULL on an existing column documentation HOT 3
- Support for CockroachDB Adapter HOT 2
- target_postgresql_version not being set correctly HOT 1
- [Idea] Prevent index removal before concurrent index creation completes HOT 2
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