code: public static void main(String[] args) {
          ShardRouter shardRouter = buildShardRouter();
          String createDatabaseSql = "CREATE DATABASE IF NOT EXISTS `%s` CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;";
          String createTableSql = "CREATE TABLE `%s`(`id` bigint(20) NOT NULL, `name` varchar(32) NOT NULL, PRIMARY KEY (`id`), KEY `idx_name` (`name`) USING BTREE ) ENGINE=InnoDB;";
          build(shardRouter, createDatabaseSql, createTableSql, "base", "user");
      }
docs: run this method