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system-variables: remove last-plan-from-binding #4301

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system-variables: remove last-plan-from-binding #4301

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system-variables: remove last-plan-from-binding
Nov 30, 2020
8b7b187
Merge branch 'release-4.0' into last-plan-v4.0
TomShawn Dec 2, 2020
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8 changes: 1 addition & 7 deletions system-variables.md
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Expand Up @@ -72,12 +72,6 @@ SET GLOBAL tidb_distsql_scan_concurrency = 10;
- Default value: 0
- This variable is used to show whether the execution plan used in the previous `execute` statement is taken directly from the plan cache.

### last_plan_from_binding <span class="version-mark">New in v4.0</span>

- Scope: SESSION
- Default value: 0
- This variable is used to show whether the execution plan used in the previous statement was influenced by a [plan binding](/sql-plan-management.md)

### max_execution_time

- Scope: SESSION | GLOBAL
Expand All @@ -88,7 +82,7 @@ SET GLOBAL tidb_distsql_scan_concurrency = 10;
>
> Unlike in MySQL, the `max_execution_time` system variable currently works on all kinds of statements in TiDB, not only restricted to the `SELECT` statement. The precision of the timeout value is roughly 100ms. This means the statement might not be terminated in accurate milliseconds as you specify.

### `interactive_timeout`
### interactive_timeout

- Scope: SESSION | GLOBAL
- Default value: 28800
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