{
    "2023.8.9": [
        "ALTER TABLE `tbl_customers` ADD `balance` decimal(15,2) NOT NULL DEFAULT 0.00 COMMENT 'For Money Deposit' AFTER `email`;",
        "CREATE TABLE `tbl_customers_meta` (`id` int(11) NOT NULL, `customer_id` int(11) NOT NULL,`meta_key` varchar(64) COLLATE utf8mb4_general_ci NOT NULL DEFAULT '', `meta_value` longtext COLLATE utf8mb4_general_ci) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;",
        "ALTER TABLE `tbl_customers_meta` ADD PRIMARY KEY (`id`);",
        "ALTER TABLE `tbl_customers_meta` MODIFY `id` int(11) NOT NULL AUTO_INCREMENT;"
    ],
    "2023.8.14": [
        "ALTER TABLE `tbl_customers` ADD `pppoe_password` varchar(45) NOT NULL DEFAULT '1' COMMENT 'For PPPOE Login' AFTER `password`;"
    ]
}