---
{
    "title": "ADMIN SHOW CONFIG",
    "language": "en"
}
---

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# ADMIN SHOW CONFIG
## Description

This statement is used to show the configuration of the current cluster (currently only supporting the display of FE configuration items)

Grammar:

ADMIN SHOW FRONTEND CONFIG [LIKE "pattern"];

Explain:

The implications of the results are as follows:
1. Key: Configuration item name
2. Value: Configuration item value
3. Type: Configuration item type
4. IsMutable：  是否可以通过 ADMIN SET CONFIG 命令设置
5. MasterOnly： 是否仅适用于 Master FE
6. Comment: Configuration Item Description

## example

1. View the configuration of the current FE node

ADMIN SHOW FRONTEND CONFIG;

2. Search for a configuration of the current Fe node with like predicate

mysql> ADMIN SHOW FRONTEND CONFIG LIKE '%check_java_version%';
+--------------------+-------+---------+-----------+------------+---------+
| Key                | Value | Type    | IsMutable | MasterOnly | Comment |
+--------------------+-------+---------+-----------+------------+---------+
| check_java_version | true  | boolean | false     | false      |         |
+--------------------+-------+---------+-----------+------------+---------+
1 row in set (0.00 sec)

## keyword
ADMIN,SHOW,CONFIG