21.4

This is a special release to help control introspection queries.

This release adds a default check for introspection queries, to check that they are sensible. This feature is a backport of #3526 and #3527.

This release also adds an optional maximum result nodes limit, which is a backport of #3525.

What's Changed

• 21.x Backport PR 3526 and PR 3527 by @dondonz in #3529
• 21.x backport 3525 max result nodes by @dondonz in #3528

Full Changelog: v21.3...v21.4