In 4.2, all nodes should expect database entries (in config.databases on the config server; config.cache.databases on shards; and the in-memory DatabaseType and ShardDatabaseType) to have non-optional versions.
This will also involve removing the FCV check in createDatabase.. removing the FCV check from the add databases loop in addShard, and removing the database purge in the FCV document op observer..
- depends on
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SERVER-35375 Re-blacklist agg_group_external.js in various passthrough suites
- Closed
- is depended on by
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SERVER-35116 Enumerate and remove Sharding-related FeatureCompatibilityVersion 3.6-dependent code and tests
- Closed