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update serverless tidb_gc_life_time restriction (#19511) #19514

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Nov 29, 2024
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update serverless tidb_gc_life_time restriction (#19511) #19514

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74bff07
This is an automated cherry-pick of #19511
AmoebaProtozoa Nov 27, 2024
8b3500e
Discard changes to tidb-cloud/limited-sql-features.md
qiancai Nov 29, 2024
a80e93e
resolve conflicts
qiancai Nov 29, 2024
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5 changes: 4 additions & 1 deletion system-variables.md
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Expand Up @@ -2485,15 +2485,18 @@ For a system upgraded to v5.0 from an earlier version, if you have not modified

### tidb_gc_life_time <span class="version-mark">New in v5.0</span>

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> **Note:**
>
> This variable is read-only for [TiDB Serverless](https://docs.pingcap.com/tidbcloud/select-cluster-tier#tidb-serverless).

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>>>>>>> 586d4cd889 (update serverless tidb_gc_life_time restriction (#19511))
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- Scope: GLOBAL
- Persists to cluster: Yes
- Type: Duration
- Default value: `10m0s`
- Range: `[10m0s, 8760h0m0s]`
- Range: `[10m0s, 8760h0m0s]` for TiDB Self-Managed and [TiDB Cloud Dedicated](https://docs.pingcap.com/tidbcloud/select-cluster-tier#tidb-cloud-dedicated), `[10m0s, 168h0m0s]` for [TiDB Cloud Serverless](https://docs.pingcap.com/tidbcloud/select-cluster-tier#tidb-cloud-serverless)
- The time limit during which data is retained for each GC, in the format of Go Duration. When a GC happens, the current time minus this value is the safe point.

> **Note:**
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