Excuse me, using data integration to import data from PostgreSQL to MySQL database, emoj appears in some data fields

Excuse me? , Using data integration from postgreSQL Import data to Mysql database , Some data fields appear emoji Emoticons cause data import failure , But the goal MySql Table is used utf8mb4 Coded , There will still be error messages , Please tell me how to solve this

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Take the answer 1：

The problem of data structure .（ This answer is collated from DataWorks Communication group ( Answering question @ robot )）

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