private Map<String, String> parseQueryParameters(final String queryString) {
        Map<String, String> results = new HashMap<>();
        Matcher matcher = Patterns.QUERY_PARAM_MATCHING_PATTERN.matcher(queryString);
        while (matcher.find()) {
            String key = matcher.group(1);
            String value = matcher.group(2);
            if (!key.matches(Patterns.TC_PARAM_NAME_PATTERN)) {
                results.put(key, value);
            }
        }

        return results;
    }
Get all Query parameters specified in the Connection URL after ?. This DOES NOT include Testcontainers (TC_*) parameters.

@return {@link Map}
modules/jdbc/src/main/java/org/testcontainers/jdbc/ConnectionUrl.java