WalShadow: Sub-second Postgres replication to ClickHouse from physical WAL
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WalShadow: Sub-second Postgres replication to ClickHouse from physical WAL
Unofficial Hacker News client; not affiliated with Y Combinator.
phroas · · focus · HN ↗
__s · · focus · HN ↗
1. disabled
2. clickhouse, stores toast chunks on clickhouse then pulls them to resolve
3. shadow, stores toast in shadow catalog, obviously less latency than clickhouse but demands disk space