[CASSANDRA-16905] Further restrict schema column drop/recreate conversions

• Type: Improvement
• Status: Resolved
• Priority: Normal
• Resolution: Fixed
• Fix Version/s: 4.1-alpha1, 4.1
• Component/s: Cluster/Schema
• Change Category: Semantic
• Complexity: Normal
• Platform: All

Source Control Link

https://git-wip-us.apache.org/repos/asf?p=cassandra.git;a=commit;h=09c89e5f5f8604301c233130dfb6e82a36ae30f3

Test and Documentation Plan

No new documentation needed. Some new AlterTests added.

• Assignee: Josh McKenzie
• Reporter: Josh McKenzie

Authors

Josh McKenzie

Reviewers

Caleb Rackliffe

• Created: 31/Aug/21 16:43
• Updated: 17/Aug/23 11:34
• Resolved: 13/Sep/21 14:27

Description

CASSANDRA-14948 took us a good bit of the way to preventing recreation issues with columns, however we should take the safety a bit further and disallow recreation on fixed/variable length mismatches and simple/complex mismatches.

Issue Links

• relates to: CASSANDRA-18760 Backport CASSANDRA-16905 to older branches