New Features

ACID Transactions (Accord)

Transactional Cluster Metadata

Storage Attached Indexes: Docs, CEP-7, JIRA ticket

Trie memtables: CEP-19, JIRA ticket

Trie SSTables: CEP-25, JIRA ticket

JDK 17: Docs, JIRA ticket

More guardrails: NEWS.txt

TTL and writetime on collections and UDTs: Docs, JIRA ticket

New vector data type: Docs, CEP-30, JIRA ticket

New vector similarity functions: Docs, CEP-30, JIRA ticket

Unified Compaction Strategy: Docs, CEP-26, JIRA ticket

New Mathematical CQL functions: abs, exp, log, log10 and round: Docs, JIRA ticket

Dynamic Data Masking: Docs, CEP-20, JIRA ticket

New CIDR authorizer: CEP-33, JIRA ticket

Extend maximum expiration date (TTL): NEWS.txt, JIRA ticket

New CQL native scalar functions for collections: JIRA ticket

New sstablepartitions offline tool to find large partitions: JIRA ticket

New snitch for Microsoft Azure: JIRA ticket

Pluggable crypto provider: JIRA ticket

New virtual table to view system logs: JIRA ticket