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Config Type | Format Reference
--- | ---

##### Integer

Regular expression: `[-+]? [0-9]+`
Example: `100`

##### Long

Regular expression: `[-+]? [0-9]+`
Example: `100`

##### Float

Regular expression: `[-+]? ( \. [0-9]+ | [0-9]+ ( \. [0-9]* )? ) ( [eE] [-+]? [0-9]+ )?`
Example: `100.1`

##### Double

Regular expression: `[-+]? ( \. [0-9]+ | [0-9]+ ( \. [0-9]* )? ) ( [eE] [-+]? [0-9]+ )?`
Example: `100.1`

##### Boolean

Regular expression: `true | True | TRUE | false | False | FALSE`
Example: `true`

##### String

Any character
Note: If the value contains special characters used in YAML, it is necessary to use single or double quotes to escape these characters.

##### Map<String, String>

- Flow Style:
  - Description: Enclosed with curly braces "{}" and pairs are separated by a comma ",". Within the mapping, key and value are separated by a colon ":" followed by a space.
  - Example: `{k1: v1, k2: v2}`
- Block Style:
  - Description: Uses indentation to represent the hierarchical structure of the data, with keys and values separated by a colon ":" and a space.
  - Example:

        k1: v1
        k2: v2

- Flink Legacy Map Pattern:
  - Description: Pairs are separated by a comma ",". Within the mapping, keys and values are separated by a colon ":".
  - Example: `k1:v1,k2:v2`

Note: For values containing special characters, consider escaping them; details can be found in the description of Config Type: String.

##### List

- Flow Style:
  - Description: Enclosed within square brackets "[]" and list items are separated by a comma ",".
  - Example: `[a, b, c]`
- Block Style:
  - Description: Uses indentation and a dash "-" to denote list items.
  - Example:

        - a
        - b
        - c

- Flink Legacy Map Pattern:
  - Description: List items are separated by a semicolon ";".
  - Example: `a;b;c`

Note: For values containing special characters, consider escaping them; details can be found in the description of Config Type: String.

##### MemorySize

Regular expression: `[0-9]+ (b | kb | kibibytes | m | mb | mebibytes | g | gb | gibibytes | t | tb | tebibytes)?`
Example: `100 mb`

##### Duration

Regular expression: `[0-9]+ (d | day | h | hour | m | min | minute | s | sec | second | ms | milli | millisecond | us | micro | microsecond | ns | nano | nanosecond)?`
Example: `10 s`

##### Enum

Enum Constants