presto-phoenix/src/main/java/io/prestosql/plugin/phoenix/TypeUtils.java/TypeUtils/getArrayElementPhoenixTypeName
class TypeUtils:    public static String getArrayElementPhoenixTypeName(ConnectorSession session, PhoenixClient client, Type elementType)
    {
        if (isVarcharType(elementType)) {
            return "VARCHAR";
        }

        if (isCharType(elementType)) {
            return "CHAR";
        }

        if (elementType instanceof DecimalType) {
            return "DECIMAL";
        }

        return client.toWriteMapping(session, elementType).getDataType().toUpperCase();
    }