JillionDB

How JillionDB compares

There are good tools near this problem. Here’s what each one does when an AI agent wants to change your database, as fairly as we can put it.

Yes YesPartly PartlyNo No
Shows the change on a drawing of your schemaExplains the risk of each changeStops a rename from deleting dataA person must approveWorks with your AI agent (MCP)Not tied to one ORM or hostPostgreSQL, MySQL and SQLiteWorks without access to your database
JillionDBReview desk for agent changesYesYesYesYesYesYesYesYes
Reading SQL in the agent chatClaude Code, Cursor and othersNoNoNoPartly1YesYesYesNo
AtlasSchema-as-code and migration lintingPartly2YesPartly3Partly4Partly5YesYesNo
Prisma MigrateWith Prisma’s MCP serverNoPartly6No7Partly8YesNo9YesNo
Database branchingNeon and Supabase MCPNoNoPartly10Partly11YesNo12No13No
Safe Migrations MCPOpen-source local MCP serverNoYesNoYesYesYesPartly14No
Diagram toolsdrawDB, dbdiagram.ioPartly15NoNoNoNoYesYesYes

JillionDBReview desk for agent changes

  • Shows the change on a drawing of your schemaYes
  • Explains the risk of each changeYes
  • Stops a rename from deleting dataYes
  • A person must approveYes
  • Works with your AI agent (MCP)Yes
  • Not tied to one ORM or hostYes
  • PostgreSQL, MySQL and SQLiteYes
  • Works without access to your databaseYes

Reading SQL in the agent chatClaude Code, Cursor and others

  • Shows the change on a drawing of your schemaNo
  • Explains the risk of each changeNo
  • Stops a rename from deleting dataNo
  • A person must approvePartly1
  • Works with your AI agent (MCP)Yes
  • Not tied to one ORM or hostYes
  • PostgreSQL, MySQL and SQLiteYes
  • Works without access to your databaseNo

AtlasSchema-as-code and migration linting

  • Shows the change on a drawing of your schemaPartly2
  • Explains the risk of each changeYes
  • Stops a rename from deleting dataPartly3
  • A person must approvePartly4
  • Works with your AI agent (MCP)Partly5
  • Not tied to one ORM or hostYes
  • PostgreSQL, MySQL and SQLiteYes
  • Works without access to your databaseNo

Prisma MigrateWith Prisma’s MCP server

  • Shows the change on a drawing of your schemaNo
  • Explains the risk of each changePartly6
  • Stops a rename from deleting dataNo7
  • A person must approvePartly8
  • Works with your AI agent (MCP)Yes
  • Not tied to one ORM or hostNo9
  • PostgreSQL, MySQL and SQLiteYes
  • Works without access to your databaseNo

Database branchingNeon and Supabase MCP

  • Shows the change on a drawing of your schemaNo
  • Explains the risk of each changeNo
  • Stops a rename from deleting dataPartly10
  • A person must approvePartly11
  • Works with your AI agent (MCP)Yes
  • Not tied to one ORM or hostNo12
  • PostgreSQL, MySQL and SQLiteNo13
  • Works without access to your databaseNo

Safe Migrations MCPOpen-source local MCP server

  • Shows the change on a drawing of your schemaNo
  • Explains the risk of each changeYes
  • Stops a rename from deleting dataNo
  • A person must approveYes
  • Works with your AI agent (MCP)Yes
  • Not tied to one ORM or hostYes
  • PostgreSQL, MySQL and SQLitePartly14
  • Works without access to your databaseNo

Diagram toolsdrawDB, dbdiagram.io

  • Shows the change on a drawing of your schemaPartly15
  • Explains the risk of each changeNo
  • Stops a rename from deleting dataNo
  • A person must approveNo
  • Works with your AI agent (MCP)No
  • Not tied to one ORM or hostYes
  • PostgreSQL, MySQL and SQLiteYes
  • Works without access to your databaseYes
  1. Agents ask before running commands, but many people turn the prompts off, and the prompt shows raw SQL.
  2. Atlas can draw a whole schema as a diagram on Atlas Cloud; reviews of a change are text.
  3. Atlas flags renames and drops as breaking changes. We found no documented way for it to tell that a drop-and-add was meant as a rename.
  4. Through checks that block a migration in your CI pipeline.
  5. Through community MCP servers and agent skills that run the Atlas command-line tool.
  6. Prisma warns before changes that lose data.
  7. Prisma’s docs say renaming a field generates a drop and an add; you edit the SQL by hand to keep the data.
  8. Prisma asks for your consent before an agent resets the database; other migrations run when the agent runs them.
  9. For projects that use Prisma ORM.
  10. Branches copy your data, so a lost column shows up if you check the branch before merging.
  11. The change is applied to a branch, and someone merges it.
  12. For databases hosted on Neon or Supabase.
  13. PostgreSQL only.
  14. Its listing says applying changes is blocked for MySQL.
  15. They draw your whole schema; agents can’t propose changes to them.

Where others are stronger

Atlas

A deeper linter with many more rules, more databases, and tight CI integration. A strong choice for larger teams that keep their schema as code.

Database branching

It runs the change against a real copy of your data before production. JillionDB reviews the change; it doesn’t test it on your data.

Prisma Migrate

If your project already uses Prisma, migrations are built into the workflow you have.

Safe Migrations MCP

Free, open source and runs on your own machine.

Diagram tools

Mature, free diagramming with years of polish.

Use them together

JillionDB works on the plan, before anything runs. Branching and CI checks work on the result. They don’t compete: review the change in JillionDB, then let your usual tools test and apply the SQL it gives your agent.

Checked against each tool’s own documentation in November 2026. Tools change quickly; if something here is out of date, write to press@jilliondb.com and we’ll fix it.

Sources

See it for yourself

The demo takes a minute and needs no account.