parameter sample (
    type: parameter
    name: value
    parameter {
        direction: in
        dataType: varchar2
        dataTypeName: value
        hasDefault: false
        ignoreOutput: false
    }
    value {
        type: staticValue
        staticValue: ```
          value
        ```
        sqlQuery: ```sql
          value
        ```
        item: value
        language: sql
        sqlExpression: ```sql
          value
        ```
        plsqlExpression: ```plsql
          value
        ```
        javaScriptExpression: ```javascript-mle
          value
        ```
        plsqlFunctionBody: ```plsql
          value
        ```
        javaScriptFunctionBody: ```javascript-mle
          value
        ```
        preference: value
        formatMask: value
        trueValue: value
        falseValue: value
    }
    advanced {
        displaySequence: 42
    }
    comments {
        comments: ```
          value
        ```
    }
)