-- 创建设备使用记录表 equipment_usage_record
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CREATE TABLE equipment_usage_record
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(
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id BIGSERIAL PRIMARY KEY, -- 主键ID,自动递增
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equipment_id BIGINT NOT NULL, -- 设备ID,关联设备信息表,不允许为空
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usage_quantity INT NOT NULL, -- 使用数量,不允许为空
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user_id BIGINT NOT NULL, -- 使用人ID,关联用户表,不允许为空
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department_id BIGINT , -- 部门ID,关联部门表,不允许为空
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equipment_status VARCHAR(50) NOT NULL, -- 设备状态(如:正常、故障、维修中),不允许为空
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usage_start_time TIMESTAMP NOT NULL, -- 使用开始时间,不允许为空
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usage_end_time TIMESTAMP, -- 使用结束时间,可为空(未归还时)
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remarks VARCHAR(1000), -- 备注信息,可为空
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deleted INT NOT NULL DEFAULT 0, -- 软删除标志:0=未删除,1=已删除
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create_by VARCHAR(255), -- 创建人用户名
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create_time TIMESTAMP WITHOUT TIME ZONE, -- 创建时间,默认当前时间
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update_by VARCHAR(255), -- 最后更新人用户名
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update_time TIMESTAMP WITHOUT TIME ZONE -- 最后更新时间
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);
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-- 为表添加注释
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COMMENT ON TABLE equipment_usage_record IS '设备使用记录表';
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-- 为字段添加注释
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COMMENT ON COLUMN equipment_usage_record.id IS '主键ID';
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COMMENT ON COLUMN equipment_usage_record.equipment_id IS '设备ID';
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COMMENT ON COLUMN equipment_usage_record.usage_quantity IS '使用数量';
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COMMENT ON COLUMN equipment_usage_record.user_id IS '使用人ID';
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COMMENT ON COLUMN equipment_usage_record.department_id IS '部门ID';
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COMMENT ON COLUMN equipment_usage_record.equipment_status IS '设备状态(正常/故障/维修中)';
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COMMENT ON COLUMN equipment_usage_record.usage_start_time IS '使用开始时间';
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COMMENT ON COLUMN equipment_usage_record.usage_end_time IS '使用结束时间';
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COMMENT ON COLUMN equipment_usage_record.remarks IS '备注信息';
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COMMENT ON COLUMN equipment_usage_record.deleted IS '软删除标志,0=未删除,1=已删除';
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COMMENT ON COLUMN equipment_usage_record.create_by IS '创建该记录的用户';
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COMMENT ON COLUMN equipment_usage_record.create_time IS '记录创建时间';
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COMMENT ON COLUMN equipment_usage_record.update_by IS '最后修改该记录的用户';
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COMMENT ON COLUMN equipment_usage_record.update_time IS '记录最后更新时间';
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