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Synchronize two changes in docs-cn/pull/5856 #5148

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merged 2 commits into from
Mar 29, 2021
Merged

Synchronize two changes in docs-cn/pull/5856 #5148

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2b7727b
Synchronize two changes in docs-cn/pull/5856
qiancai Mar 29, 2021
00826ad
Update error-codes.md
qiancai Mar 29, 2021
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2 changes: 1 addition & 1 deletion error-codes.md
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Expand Up @@ -178,7 +178,7 @@ TiDB is compatible with the error codes in MySQL, and in most cases returns the

* Error Number: 8055

The current snapshot is too old. The data may have been garbage collected. You can increase the value of [`tidb_gc_life_time`](/system-variables.md#tidb_gc_life_time-new-in-v50-ga) to avoid this problem. The new version of TiDB automatically reserves data for long-running transactions. Usually this error does not occur.
The current snapshot is too old. The data may have been garbage collected. You can increase the value of [`tidb_gc_life_time`](/system-variables.md#tidb_gc_life_time-new-in-v50-ga) to avoid this problem. Starting from TiDB v4.0.8, TiDB automatically reserves data for long-running transactions. Usually this error does not occur.
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We should leave no version-specific description in the master


See [garbage collection overview](/garbage-collection-overview.md) and [garbage collection configuration](/garbage-collection-configuration.md).

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2 changes: 1 addition & 1 deletion system-variables.md
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Expand Up @@ -632,7 +632,7 @@ For a system upgraded to v5.0.0-rc from an earlier version, if you have not modi
- Default value: ON
- Enables garbage collection for TiKV. Disabling garbage collection will reduce system performance, as old versions of rows will no longer be purged.

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

- Scope: GLOBAL
- Default: `"10m0s"`
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