Operations
TTL, replication and monitoring keep clusters healthy.
What you will be able to do
- Use TTL for retention.
- Use ReplicatedMergeTree.
- Monitor merges and disk.
In plain English
TTL, replication and monitoring keep clusters healthy.
- Use TTL for retention.
- Use ReplicatedMergeTree.
- Monitor merges and disk.
ALTER TABLE lessons MODIFY TTL created_at + INTERVAL 90 DAY;Your turn
EasyExplain it back
Answer from memory: What does TTL control?
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Knowledge checkQuestion 1
What does TTL control?
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