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Realtime schema locked down against modifications

UpdateVerified

Supabase now blocks all changes to the realtime schema; creating, altering, or dropping objects fails with a permission error. RLS policies on realtime.messages still work.

StreamingGovernanceSecurity

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Also shipped Jul 14, 2026Supabase in July 2026 →

CREATE OR ALTER is generally available for 24 object types

CREATE OR ALTER is now generally available for 24 object types. CREATE OR ALTER creates an object if it doesn’t exist, or modifies an existing object to match the statement definition. It’s especially useful in declarative deployment workflows and CI/CD pipelines where the same script must be safe to re-run.

GA
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Catalog integration for Snowflake Postgres (General availability)

Catalog integrations for Snowflake Postgres are now generally available. A Snowflake Postgres catalog integration lets Snowflake automatically discover tables managed by a Snowflake Postgres instance and access them as read-only Apache Iceberg™ tables, using vended credentials so you don’t need to configure an external volume or manage storage credentials...

GA
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