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sysvar: add 2 sysvars (#10662) (#10696) #10712

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Oct 10, 2022
Merged

sysvar: add 2 sysvars (#10662) (#10696) #10712

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sysvar: add 2 sysvars (#10662) (#10696)
ti-chi-bot Oct 10, 2022
b01d98d
Update system-variables.md
TomShawn Oct 10, 2022
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18 changes: 4 additions & 14 deletions system-variables.md
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Expand Up @@ -331,15 +331,14 @@ This variable is an alias for [`last_insert_id`](#last_insert_id).
- Default value: `OFF`
- This variable indicates whether [TiDB Binlog](https://docs.pingcap.com/tidb/stable/tidb-binlog-overview) is used.

### max_allowed_packet
### max_allowed_packet <span class="version-mark">New in v6.1.0</span>

- Scope: SESSION | GLOBAL
- Persists to cluster: Yes
- Type: Integer
- Default value: `67108864`
- Range: `[1024, 1073741824]`
- Unit: Bytes
- The maximum size of a packet for the MySQL protocol.
- Range: `[1024, 1073741824]`. The value should be an integer multiple of 1024. If the value is not divisible by 1024, a warning will be prompted and the value will be rounded down. For example, when the value is set to 1025, the actual value in TiDB is 1024.
- The maximum packet size allowed by the server and the client in one transmission of packets, in bytes.
- This variable is compatible with MySQL.

### max_connections

Expand Down Expand Up @@ -397,15 +396,6 @@ mysql> SHOW GLOBAL VARIABLES LIKE 'max_prepared_stmt_count';
1 row in set (0.00 sec)
```

### max_allowed_packet <span class="version-mark">New in v6.1.0</span>

- Scope: SESSION | GLOBAL
- Persists to cluster: Yes
- Default value: `67108864`
- Range: `[1024, 1073741824]`. The value should be an integer multiple of 1024. If the value is not divisible by 1024, a warning will be prompted and the value will be rounded down. For example, when the value is set to 1025, the actual value in TiDB is 1024.
- The maximum packet size allowed by the server and the client in one transmission of packets, in bytes.
- This variable is compatible with MySQL.

### plugin_dir

- Scope: GLOBAL
Expand Down