text: create database if not exists `test` default character set utf8mb4 collate utf8mb4_unicode_ci;
  
  use test;
  
  drop table if exists `test_data`;
  create table `test_data`
  (
    pk bigint not null,
    int_value bigint null,
    float_value float null,
    double_value double null,
    char_value char(16) null,
    varchar_value varchar(16) null,
    time_value timestamp not null,
    constraint test_data_pk
      primary key (pk)
  );