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-- 表:wms_stock_adjustment_item
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-- 用途:库存调整明细。调整的数量桶与变化量。
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-- 约定:InnoDB / utf8mb4 / 无外键,表间按业务编码关联。详见 docs/database/00-conventions.md
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-- 说明:草稿阶段不写 qty_before/qty_after。完成时以当时余额为准回填,并受非负约束。
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CREATE TABLE `wms_stock_adjustment_item` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT COMMENT '内部主键',
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`tenant_code` VARCHAR(32) NOT NULL COMMENT '租户编码',
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`adjustment_no` VARCHAR(64) NOT NULL COMMENT '调整单号',
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`line_no` INT UNSIGNED NOT NULL COMMENT '行号',
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`customer_code` VARCHAR(32) NOT NULL COMMENT '货主编码',
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`location_code` VARCHAR(64) NOT NULL COMMENT '库位编码',
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`sku_code` VARCHAR(64) NOT NULL COMMENT 'SKU 编码',
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`batch_no` VARCHAR(64) NOT NULL DEFAULT '' COMMENT '批次号,可空',
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`bucket` VARCHAR(32) NOT NULL COMMENT '被调整的数量桶,取值同 wms_stock_log.bucket',
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`qty_change` DECIMAL(16,4) NOT NULL DEFAULT 0.0000 COMMENT '变化量,可正可负',
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`qty_before` DECIMAL(16,4) NULL COMMENT '完成时回填的变化前数量',
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`qty_after` DECIMAL(16,4) NULL COMMENT '完成时回填的变化后数量',
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`created_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) COMMENT '创建时间',
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`updated_at` DATETIME(3) NOT NULL DEFAULT CURRENT_TIMESTAMP(3) ON UPDATE CURRENT_TIMESTAMP(3) COMMENT '更新时间',
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_tenant_adjustment_line` (`tenant_code`, `adjustment_no`, `line_no`),
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KEY `idx_tenant_sku` (`tenant_code`, `sku_code`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='库存调整明细';
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