liquibase-core/src/main/java/liquibase/change/AbstractChange.java
@SuppressWarnings("UnusedParameters")
    protected Map<String, Object> createExampleValueMetaData(
        String parameterName, DatabaseChangeProperty changePropertyAnnotation
    ) {
        if (changePropertyAnnotation == null) {
            return null;
        }

        Map<String, Object> examples = new HashMap<>();
        examples.put("all", StringUtil.trimToNull(changePropertyAnnotation.exampleValue()));

        return examples;
    }
@SuppressWarnings("UnusedParameters")
    protected Map<String, Object> createExampleValueMetaData(
        String parameterName, DatabaseChangeProperty changePropertyAnnotation
    ) {
        if (changePropertyAnnotation == null) {
            return null;
        }

        Map<String, Object> examples = new HashMap<>();
        examples.put("all", StringUtil.trimToNull(changePropertyAnnotation.exampleValue()));

        return examples;
    }
Create the {@link ChangeParameterMetaData} "example" value. Uses the value on the DatabaseChangeProperty annotation or returns null as a default.
Returns map with key=database short name, value=example. Use short-name "all" as the fallback.