Data captured

summary

When grasping data Especially when there are many data Hundreds of pages of tens of thousands of data

First grasp the master data list data, and then grasp the details according to the master table  

1. There should be a log Total number of records log Log table

The total number of records on the first page is written into the log table , Determine how many cycles

2. When the returned data is put into storage, count the pages page Also bring     In case of interruption in the data fetching process, continue to grab There is no need to grab all

3. The detailed data will be changed to the master record Mark those grabbed

4. Verify after catching ！！！！

according to log The data table See if the number of master records is enough , Not enough to see whether the number of pages is enough or not, which page of data

See whether the number of entries and the master record can correspond to each other