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https://github.com/KwiTsukasa/kt-template-online-api.git
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68 lines
2.2 KiB
SQL
68 lines
2.2 KiB
SQL
-- 将旧 component 表迁移为 admin_component。
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-- 旧表若存在会先复制数据，再重命名为 component_bak_before_admin_prefix_yyyyMMddHHmmss 备份表。
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SET NAMES utf8mb4;
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SET FOREIGN_KEY_CHECKS = 0;
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CREATE TABLE IF NOT EXISTS `admin_component` (
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`id` bigint NOT NULL,
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`name` varchar(255) NOT NULL DEFAULT '',
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`type` int NOT NULL,
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`component_type` int NOT NULL,
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`image` mediumtext NOT NULL,
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`template` mediumtext NOT NULL,
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`is_deleted` tinyint(1) NOT NULL DEFAULT 0,
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`create_time` datetime(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6),
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`update_time` datetime(6) NOT NULL DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6),
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PRIMARY KEY (`id`),
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KEY `idx_admin_component_type` (`type`),
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KEY `idx_admin_component_component_type` (`component_type`),
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KEY `idx_admin_component_deleted` (`is_deleted`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
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SET @component_old_exists = (
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SELECT COUNT(*)
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FROM information_schema.tables
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WHERE table_schema = DATABASE()
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AND table_name = 'component'
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);
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SET @component_row := 0;
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SET @component_copy_sql = IF(
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@component_old_exists = 1,
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'INSERT IGNORE INTO `admin_component` (`id`, `name`, `type`, `component_type`, `image`, `template`, `is_deleted`, `create_time`, `update_time`)
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SELECT
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CASE
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WHEN CAST(`id` AS CHAR) REGEXP ''^[0-9]+$'' AND CAST(`id` AS UNSIGNED) > 0 THEN CAST(`id` AS UNSIGNED)
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ELSE 2041700000000500000 + (@component_row := @component_row + 1)
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END,
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`name`,
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`type`,
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`component_type`,
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`image`,
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`template`,
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`is_deleted`,
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`create_time`,
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`update_time`
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FROM `component`',
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'SELECT 1'
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);
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PREPARE component_copy_stmt FROM @component_copy_sql;
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EXECUTE component_copy_stmt;
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DEALLOCATE PREPARE component_copy_stmt;
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SET @component_backup_table = CONCAT(
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'component_bak_before_admin_prefix_',
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DATE_FORMAT(NOW(), '%Y%m%d%H%i%s')
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);
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SET @component_rename_sql = IF(
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@component_old_exists = 1,
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CONCAT('RENAME TABLE `component` TO `', @component_backup_table, '`'),
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'SELECT 1'
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);
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PREPARE component_rename_stmt FROM @component_rename_sql;
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EXECUTE component_rename_stmt;
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DEALLOCATE PREPARE component_rename_stmt;
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SET FOREIGN_KEY_CHECKS = 1;
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