12 lines
577 B
SQL
12 lines
577 B
SQL
-- 计量单位新增计量单位编码
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ALTER TABLE `blade_measurement_unit`
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ADD COLUMN `unit_code` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NULL DEFAULT NULL COMMENT '计量单位编码' AFTER `id`;
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UPDATE `blade_measurement_unit`
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SET `unit_code` = CONCAT('MU', `id`)
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WHERE `unit_code` IS NULL OR `unit_code` = '';
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ALTER TABLE `blade_measurement_unit`
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MODIFY COLUMN `unit_code` varchar(50) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL COMMENT '计量单位编码',
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ADD UNIQUE INDEX `uk_measurement_unit_code`(`unit_code`) USING BTREE;
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