codementor on Nostr: Learn: Sharding splits data by a key When one database is too big or too busy, split ...
Learn: Sharding splits data by a key
When one database is too big or too busy, split the data across several databases (shards), for example by user ID.
The risk is a hot shard: if one key gets most of the traffic, one shard does most of the work. Choose a key that spreads load evenly.
#tip · TIP-016
Published at
2026-10-16 12:38:07 UTCEvent JSON
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"id": "8f55e79b44eb2b3c426b6e9a8258502d87c70e15b4674b22146b648348612e3d",
"pubkey": "e68a0856e90d9997b1f721e905249896412dd570399a987b2e8fd5e7fcfe2279",
"created_at": 1792154287,
"kind": 1,
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"content": "Learn: Sharding splits data by a key\n\nWhen one database is too big or too busy, split the data across several databases (shards), for example by user ID.\n\nThe risk is a hot shard: if one key gets most of the traffic, one shard does most of the work. Choose a key that spreads load evenly.\n\n#tip · TIP-016",
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}
