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

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## ADMIN-SHOW-CONFIG

### Name

ADMIN SHOW CONFIG

### Description

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

grammar:

```sql
 ADMIN SHOW FRONTEND CONFIG [LIKE "pattern"];
````

The columns in the results have the following meanings:

1. Key: Configuration item name
2. Value: Configuration item value
3. Type: Configuration item type
4. IsMutable: Whether it can be set by ADMIN SET CONFIG command
5. MasterOnly: Is it only applicable to Master FE
6. Comment: Configuration item description

### Example

 1. View the configuration of the current FE node

       ```sql
       ADMIN SHOW FRONTEND CONFIG;
       ```

2. Use the like predicate to search the configuration of the current Fe node

   ````
   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 (0.01 sec)
   ````

### Keywords

    ADMIN, SHOW, CONFIG

### Best Practice