需求描述
我有两张表
bulldozer_info
车辆离开工厂表refuse_treatment_plant
车辆进消纳场表
我希望根据日期与车牌号查询这两张表进出的详细信息
bulldozer_info
查询出厂时间 查询begin_time
出场时间refuse_treatment_plant
查询到场时间 查询entry_time进
进场时间
这两个的数量不一定,有时是出厂的次数大于进场的次数,有时是进场的次数大于出厂的次数
显示的行数与次数多的相等
假如bulldozer_info 有两条数据, refuse_treatment_plant 有三条数据,那么就一共显示三条数据,
效果图如下
begin_time | entry_time |
---|---|
时间 1 | 时间2 |
时间 3 | 时间 4 |
null | 时间 5 |
或者
begin_time | entry_time |
---|---|
时间 1 | 时间2 |
时间 3 | 时间 4 |
时间 5 | null |
我的尝试
尝试多次依然无法得到我想要的结果
SELECT
bi.license_number, bi.begin_time, bi.entry_time
FROM bulldozer_info bi WHERE bi.license_number="京OFV501FV606"
SELECT
rtp.license_number, rtp.begin_time, rtp.entry_time
FROM refuse_treatment_plant rtp WHERE rtp.license_number="京OFV501FV606"
SELECT A.begin_time, A.entry_time, B.entry_time FROM
(SELECT
license_number, bi.begin_time , bi.entry_time
FROM bulldozer_info bi WHERE bi.license_number="京OFV501FV606") AS A,
(SELECT
license_number, rtp.entry_time
FROM refuse_treatment_plant rtp WHERE rtp .license_number="京OFV501FV606") AS B
WHERE A.license_number=B.license_number
SELECT
bi.license_number, bi.begin_time, bi.entry_time, rtp.entry_time
FROM bulldozer_info bi
LEFT JOIN refuse_treatment_plant rtp
ON bi.license_number=rtp.license_number
WHERE bi.license_number="京OFV501FV606"
UNION
SELECT
bi.license_number, bi.begin_time, bi.entry_time, rtp.entry_time
FROM bulldozer_info bi
RIGHT JOIN refuse_treatment_plant rtp
ON bi.license_number=rtp.license_number
WHERE bi.license_number="京OFV501FV606" GROUP BY rtp.id
表的结构
-- ----------------------------
-- Table structure for bulldozer_info
-- ----------------------------
DROP TABLE IF EXISTS `bulldozer_info`;
CREATE TABLE `bulldozer_info` (
`id` int(11) NOT NULL AUTO_INCREMENT COMMENT '车辆ID',
`license_number` varchar(50) NOT NULL COMMENT '车牌号',
`data_source` int(2) DEFAULT '0' COMMENT '数据来源',
`create_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
`begin_time` varchar(50) DEFAULT NULL COMMENT '出发时间',
`end_time` varchar(50) DEFAULT NULL COMMENT '到达时间',
`elimination` varchar(50) DEFAULT NULL COMMENT '消纳地点',
`rubbish_type` varchar(50) DEFAULT NULL COMMENT '垃圾类型',
`order_number` varchar(100) DEFAULT NULL COMMENT '运单编号',
`site_name` varchar(50) DEFAULT NULL COMMENT '工地名称',
`site_area` varchar(20) DEFAULT NULL COMMENT '工地所属区',
`elimination_area` varchar(20) DEFAULT NULL COMMENT '消纳地点所属区',
`transport_name` varchar(50) DEFAULT NULL COMMENT '运输企业',
`transport_area` varchar(20) DEFAULT NULL COMMENT '运输企业所属区',
`transport_volume` float(10,2) DEFAULT NULL COMMENT '运输量(吨)',
`driving_status` int(11) DEFAULT '2' COMMENT '车辆行驶状态',
`entry_time` timestamp NULL DEFAULT NULL COMMENT '进消纳厂时间',
PRIMARY KEY (`id`)
) ENGINE=MyISAM AUTO_INCREMENT=13239 DEFAULT CHARSET=utf8 COMMENT='渣土车信息表';
-- ----------------------------
-- Table structure for bulldozer_standing_book
-- ----------------------------
DROP TABLE IF EXISTS `bulldozer_standing_book`;
CREATE TABLE `bulldozer_standing_book` (
`id` int(11) NOT NULL AUTO_INCREMENT COMMENT '台账ID',
`license_number` varchar(50) NOT NULL COMMENT '车牌号',
`data_source` int(2) DEFAULT '0' COMMENT '数据来源',
`create_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
PRIMARY KEY (`id`)
) ENGINE=MyISAM AUTO_INCREMENT=57 DEFAULT CHARSET=utf8 COMMENT='渣土车信台账表';
-- ----------------------------
-- Table structure for refuse_treatment_plant
-- ----------------------------
DROP TABLE IF EXISTS `refuse_treatment_plant`;
CREATE TABLE `refuse_treatment_plant` (
`id` int(11) NOT NULL AUTO_INCREMENT COMMENT '进消纳厂记录ID',
`license_number` varchar(50) NOT NULL COMMENT '车牌号',
`plant_name` varchar(100) DEFAULT NULL COMMENT '消纳厂名称',
`entry_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '进消纳厂时间',
`create_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
`license_path` varchar(300) DEFAULT NULL COMMENT '车牌抓拍图片路径',
`driving_status` int(11) DEFAULT '1' COMMENT '车辆行驶状态',
`begin_time` timestamp NULL DEFAULT NULL COMMENT '离开工地时间',
PRIMARY KEY (`id`)
) ENGINE=MyISAM AUTO_INCREMENT=168 DEFAULT CHARSET=utf8 COMMENT='车辆进消纳厂记录';
set @num1 = 0,@num2 = 0,@num3 = 0,@num4 = 0;
select t1.license_number,t1.begin_time,t2.entry_time
FROM
(SELECT (@num1 := @num1 + 1) AS number,bulldozer_info.* FROM bulldozer_info WHERE license_number = "京OFV501FV606" ORDER BY BEGIN_time ) t1
LEFT JOIN
(SELECT (@num2 := @num2 + 1) AS number,refuse_treatment_plant.* FROM refuse_treatment_plant where license_number = "京OFV501FV606" ORDER BY entry_time ) t2
on t1.license_number = t2.license_number and t1.number = t2.number
UNION
select t1.license_number,t1.begin_time,t2.entry_time
FROM
(SELECT (@num3 := @num3 + 1) AS number,bulldozer_info.* FROM bulldozer_info WHERE license_number = "京OFV501FV606" ORDER BY BEGIN_time ) t1
RIGHT JOIN
(SELECT (@num4 := @num4 + 1) AS number,refuse_treatment_plant.* FROM refuse_treatment_plant where license_number = "京OFV501FV606" ORDER BY entry_time ) t2
on t1.license_number = t2.license_number and t1.number = t2.number