113 lines
3.0 KiB
MySQL
113 lines
3.0 KiB
MySQL
|
-- ====================================
|
|||
|
|
-- 深度调试：找出导致Data truncation的具体数据
|
|||
|
|
-- ====================================
|
|||
|
|
|
|||
|
|
-- 1. 检查xq_client_log表的latitude字段定义
|
|||
|
|
SELECT
|
|||
|
|
COLUMN_NAME,
|
|||
|
|
DATA_TYPE,
|
|||
|
|
CHARACTER_MAXIMUM_LENGTH,
|
|||
|
|
COLUMN_TYPE
|
|||
|
|
FROM INFORMATION_SCHEMA.COLUMNS
|
|||
|
|
WHERE TABLE_SCHEMA = DATABASE()
|
|||
|
|
AND TABLE_NAME = 'xq_client_log'
|
|||
|
|
AND COLUMN_NAME = 'latitude';
|
|||
|
|
|
|||
|
|
-- 2. 检查iot_device_data表中项圈设备的所有字段长度
|
|||
|
|
SELECT
|
|||
|
|
device_id,
|
|||
|
|
voltage,
|
|||
|
|
temperature,
|
|||
|
|
latitude,
|
|||
|
|
longitude,
|
|||
|
|
steps,
|
|||
|
|
same_day_steps,
|
|||
|
|
server_device_id,
|
|||
|
|
LENGTH(CAST(voltage AS CHAR)) as voltage_len,
|
|||
|
|
LENGTH(CAST(temperature AS CHAR)) as temp_len,
|
|||
|
|
LENGTH(latitude) as lat_len,
|
|||
|
|
LENGTH(longitude) as lng_len,
|
|||
|
|
LENGTH(CAST(steps AS CHAR)) as steps_len,
|
|||
|
|
LENGTH(CAST(same_day_steps AS CHAR)) as same_day_steps_len,
|
|||
|
|
LENGTH(server_device_id) as server_id_len,
|
|||
|
|
HEX(latitude) as lat_hex,
|
|||
|
|
HEX(longitude) as lng_hex
|
|||
|
|
FROM iot_device_data
|
|||
|
|
WHERE device_type = 4
|
|||
|
|
ORDER BY LENGTH(latitude) DESC
|
|||
|
|
LIMIT 10;
|
|||
|
|
|
|||
|
|
-- 3. 检查是否有任何字段长度超过200
|
|||
|
|
SELECT
|
|||
|
|
device_id,
|
|||
|
|
CASE
|
|||
|
|
WHEN LENGTH(CAST(voltage AS CHAR)) > 200 THEN CONCAT('voltage:', LENGTH(CAST(voltage AS CHAR)))
|
|||
|
|
WHEN LENGTH(CAST(temperature AS CHAR)) > 200 THEN CONCAT('temperature:', LENGTH(CAST(temperature AS CHAR)))
|
|||
|
|
WHEN LENGTH(latitude) > 200 THEN CONCAT('latitude:', LENGTH(latitude))
|
|||
|
|
WHEN LENGTH(longitude) > 200 THEN CONCAT('longitude:', LENGTH(longitude))
|
|||
|
|
WHEN LENGTH(server_device_id) > 200 THEN CONCAT('server_device_id:', LENGTH(server_device_id))
|
|||
|
|
ELSE 'OK'
|
|||
|
|
END as field_issue,
|
|||
|
|
voltage,
|
|||
|
|
temperature,
|
|||
|
|
latitude,
|
|||
|
|
longitude,
|
|||
|
|
server_device_id
|
|||
|
|
FROM iot_device_data
|
|||
|
|
WHERE device_type = 4
|
|||
|
|
AND (
|
|||
|
|
LENGTH(CAST(voltage AS CHAR)) > 200 OR
|
|||
|
|
LENGTH(CAST(temperature AS CHAR)) > 200 OR
|
|||
|
|
LENGTH(latitude) > 200 OR
|
|||
|
|
LENGTH(longitude) > 200 OR
|
|||
|
|
LENGTH(server_device_id) > 200
|
|||
|
|
);
|
|||
|
|
|
|||
|
|
-- 4. 尝试插入第9条数据（错误信息提到row 9）
|
|||
|
|
SELECT
|
|||
|
|
device_id,
|
|||
|
|
voltage,
|
|||
|
|
temperature,
|
|||
|
|
latitude,
|
|||
|
|
longitude,
|
|||
|
|
steps,
|
|||
|
|
same_day_steps,
|
|||
|
|
server_device_id,
|
|||
|
|
ROW_NUMBER() OVER (ORDER BY update_time DESC) as row_num
|
|||
|
|
FROM iot_device_data
|
|||
|
|
WHERE device_type = 4
|
|||
|
|
ORDER BY update_time DESC
|
|||
|
|
LIMIT 10;
|
|||
|
|
|
|||
|
|
-- 5. 检查第9条数据的具体内容
|
|||
|
|
WITH ranked_data AS (
|
|||
|
|
SELECT
|
|||
|
|
device_id,
|
|||
|
|
voltage,
|
|||
|
|
temperature,
|
|||
|
|
latitude,
|
|||
|
|
longitude,
|
|||
|
|
steps,
|
|||
|
|
same_day_steps,
|
|||
|
|
server_device_id,
|
|||
|
|
ROW_NUMBER() OVER (ORDER BY update_time DESC) as row_num
|
|||
|
|
FROM iot_device_data
|
|||
|
|
WHERE device_type = 4
|
|||
|
|
ORDER BY update_time DESC
|
|||
|
|
)
|
|||
|
|
SELECT
|
|||
|
|
device_id,
|
|||
|
|
voltage,
|
|||
|
|
temperature,
|
|||
|
|
latitude,
|
|||
|
|
longitude,
|
|||
|
|
steps,
|
|||
|
|
same_day_steps,
|
|||
|
|
server_device_id,
|
|||
|
|
LENGTH(latitude) as lat_len,
|
|||
|
|
LENGTH(longitude) as lng_len,
|
|||
|
|
HEX(latitude) as lat_hex,
|
|||
|
|
HEX(longitude) as lng_hex
|
|||
|
|
FROM ranked_data
|
|||
|
|
WHERE row_num = 9;
|