misuzu/database/2023_07_28_212101_create_counters_table.php

<?php
use Index\Db\DbConnection;
use Index\Db\Migration\DbMigration;

final class CreateCountersTable_20230728_212101 implements DbMigration {
    public function migrate(DbConnection $conn): void {
        $conn->execute(<<<SQL
            CREATE TABLE msz_counters (
                counter_name    VARBINARY(64) NOT NULL,
                counter_value   BIGINT(20)    NOT NULL DEFAULT '0',
                counter_updated TIMESTAMP     NOT NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
                PRIMARY KEY (counter_name)
            ) ENGINE=InnoDB COLLATE=utf8mb4_bin
        SQL);
    }
}