mysql emoji save error

java operation mysql exception

Incorrect string value: '\xF0\x9F\x90\x98\xF0\x9F...' for column 'NICKNAME' at row 1

Solution:

1. Set mysql configuration:

character-set-server = utf8mb4
collation -server = utf8mb4_unicode_ci

2. At the same time, jdbc:mysql://10.201.11.102:3306/ufs_dev1?autoReconnect=true&useUnicode=true&characterEncoding=utf-8
remove characterEncoding in jdbc connection