convex-migrations

To safely add a required field to a Convex database schema, first add the field as optional, run a backfill mutation to populate existing records, and then update the schema to make the field required.

Backfilling data in a Convex table is best handled through internal mutations. This allows you to incrementally populate new fields or migrate existing data safely without causing downtime.

Yes, you can rename or remove deprecated fields in a Convex database without downtime by using incremental schema evolution patterns and internal mutations to safely transition your data.

Convex supports changing field types and adding new indexes during schema migrations. You can utilize robust migration patterns and the internal mutation system to apply these updates safely.

You need schema migration strategies for your Convex backend when evolving database tables, such as adding optional fields, renaming columns, or introducing new indexes to maintain query performance.

Updating a Convex schema in a single deployment can compromise data integrity if fields are made required before backfilling. Incremental updates using internal mutations are required for safe transitions.