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完善小细节

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xuqiuyun
2025-10-24 17:32:42 +08:00
parent ecccd025d1
commit a40ce28318
73 changed files with 7238 additions and 114 deletions
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102
tradeCattle/step2_check_device_data.sql Normal file
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-- ====================================
-- 步骤2：检查iot_device_data表中的实际数据
-- ====================================
-- 2.1 检查项圈设备数据（device_type=4）
SELECT
device_id as '设备ID',
device_type as '设备类型',
voltage as '电压',
temperature as '温度',
steps as '步数',
same_day_steps as '当日步数',
latitude as '纬度',
longitude as '经度',
server_device_id as '主机设备ID',
update_time as '更新时间'
FROM iot_device_data
WHERE device_type = 4
ORDER BY update_time DESC
LIMIT 10;
-- 2.2 检查耳标设备数据（device_type=2）
SELECT
device_id as '设备ID',
device_type as '设备类型',
voltage as '电压',
temperature as '温度',
steps as '步数',
same_day_steps as '当日步数',
latitude as '纬度',
longitude as '经度',
server_device_id as '主机设备ID',
update_time as '更新时间'
FROM iot_device_data
WHERE device_type = 2
ORDER BY update_time DESC
LIMIT 10;
-- 2.3 检查主机设备数据（device_type=1）
SELECT
device_id as '设备ID',
device_type as '设备类型',
voltage as '电压',
temperature as '温度',
latitude as '纬度',
longitude as '经度',
update_time as '更新时间'
FROM iot_device_data
WHERE device_type = 1
ORDER BY update_time DESC
LIMIT 10;
-- 2.4 检查所有字段的最大长度
SELECT
'项圈设备' as '设备类型',
'latitude' as '字段名',
MAX(LENGTH(CAST(latitude AS CHAR))) as '最大长度',
MAX(CHAR_LENGTH(CAST(latitude AS CHAR))) as '最大字符长度'
FROM iot_device_data WHERE device_type = 4
UNION ALL
SELECT
'项圈设备' as '设备类型',
'longitude' as '字段名',
MAX(LENGTH(CAST(longitude AS CHAR))) as '最大长度',
MAX(CHAR_LENGTH(CAST(longitude AS CHAR))) as '最大字符长度'
FROM iot_device_data WHERE device_type = 4
UNION ALL
SELECT
'项圈设备' as '设备类型',
'voltage' as '字段名',
MAX(LENGTH(CAST(voltage AS CHAR))) as '最大长度',
MAX(CHAR_LENGTH(CAST(voltage AS CHAR))) as '最大字符长度'
FROM iot_device_data WHERE device_type = 4
UNION ALL
SELECT
'项圈设备' as '设备类型',
'temperature' as '字段名',
MAX(LENGTH(CAST(temperature AS CHAR))) as '最大长度',
MAX(CHAR_LENGTH(CAST(temperature AS CHAR))) as '最大字符长度'
FROM iot_device_data WHERE device_type = 4
UNION ALL
SELECT
'项圈设备' as '设备类型',
'server_device_id' as '字段名',
MAX(LENGTH(server_device_id)) as '最大长度',
MAX(CHAR_LENGTH(server_device_id)) as '最大字符长度'
FROM iot_device_data WHERE device_type = 4;
-- 2.5 检查设备数量
SELECT
device_type as '设备类型',
CASE device_type
WHEN 1 THEN '主机'
WHEN 2 THEN '耳标'
WHEN 4 THEN '项圈'
ELSE '未知'
END as '设备类型名称',
COUNT(*) as '设备数量'
FROM iot_device_data
WHERE device_type IN (1, 2, 4)
GROUP BY device_type;