Updated Read.me file to make more understandable

[biswabaibhab007]

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Description

Changelog

Component : server / cli / console / build

Type: bugfix / feature / enhancement

Product: community-edition

Short Changelog

Long Changelog

Related Issues

Solution and Design

Steps to test and verify

Limitations, known bugs & workarounds

Server checklist

Catalog upgrade

Does this PR change Hasura Catalog version?

• [x] No
• [ ] Yes
  • [x] Updated docs with SQL for downgrading the catalog

Metadata

Does this PR add a new Metadata feature?

• [x] No
• [ ] Yes
  • Does run_sql auto manages the new metadata through schema diffing?
    • [x] Yes
    • [ ] Not required
  • Does run_sql auto manages the definitions of metadata on renaming?
    • [x] Yes
    • [ ] Not required
  • Does export_metadata/replace_metadata supports the new metadata added?
    • [x] Yes
    • [ ] Not required

GraphQL

• [x] No new GraphQL schema is generated
• [ ] New GraphQL schema is being generated:
  • [ ] New types and typenames are correlated

Breaking changes

• [x] No Breaking changes

• [ ] There are breaking changes:

  1. Metadata API

     Existing query types:

     • [ ] Modify args payload which is not backward compatible
     • [ ] Behavioural change of the API
     • [ ] Change in response JSON schema
     • [ ] Change in error code

  2. GraphQL API

     Schema Generation:

     • [ ] Change in any NamedType
     • [ ] Change in table field names

     Schema Resolve:-

     • [ ] Change in treatment of null value for any input fields

  3. Logging

     • [ ] Log JSON schema has changed
     • [ ] Log type names have changed

[hasura-bot]

Beep boop! :robot:

Hey @biswabaibhab007, thanks for your PR!

One of my human friends will review this PR and get back to you as soon as possible.

Stay awesome! :sunglasses:

[CLAassistant]

Thank you for your submission! We really appreciate it. Like many open source projects, we ask that you sign our Contributor License Agreement before we can accept your contribution.
_{You have signed the CLA already but the status is still pending? Let us recheck it.}

[hasura-bot]

Beep boop! :robot:

Hey @biswabaibhab007!

Sorry that your PR wasn’t merged.

Do take a look at any of the other open issues to see if you’d like to take something up! We’re around on Discord if you have any questions :smile: