1 . mysql真正的utf8是utf8mb4才是有效的utf8 a). mariaDB的設置方法 #vim /etc/my.conf [mysqld] character_set_server=utf8mb4 collation-server ...
mariaDB的設置方法: vim etc my.conf mysqld character set server utf mb collation server utf mb unicode ci init connect SET NAMES utf mb skip character set client handshake true etc init.d mariadb reload 驗證方 ...
2020-06-29 18:14 0 1086 推薦指數:
1 . mysql真正的utf8是utf8mb4才是有效的utf8 a). mariaDB的設置方法 #vim /etc/my.conf [mysqld] character_set_server=utf8mb4 collation-server ...
[mysqld]collation-server=utf8mb4_general_ciinit-connect='SET NAMES utf8mb4'character-set-server=utf8mb ...
前段時間,遇到一個mysql的問題,我仔細看看報錯信息,應該是MySQL數據庫報出來的,大意是說:collation不兼容,一個是 utf8mb4_0900_ai_ci,另一個是utf8mb4_general_ci。 utf8mb4_general_ci這玩意兒我見過,是針對utf8mb4編碼 ...
表情 utf8 mysql 默認 3個字節,所以表情沒用 這樣就用 utf8mb4 4個字節,但是數據庫設置了沒生效,就很奇怪,還要設置 才會生效 spring.datasource.druid.connection-init-sqls=set names utf8mb4 ...
utf8mb4 utf8mb3 utf8 Refer to The utf8mb4 Character Set The utf8 Character Set (Alias for utf8mb ...
修改數據庫和表的屬性為utf8mb4 ALTER DATABASE database_name CHARACTER SET = utf8mb4 COLLATE = utf8mb4_unicode_ci; ALTER TABLE table_name CONVERT TO CHARACTER ...
微信呢稱和QQ呢稱上有很多火星文和emoji表情圖片,這些數據,如果直接insert到mysql數據庫,一般會報錯,設置成utf8都不好使,必須改成utf8mb4編碼,這二者的區別見: mysql utf8mb4與emoji表情 ,網上的解決辦法大多是修改my.cnf參數,設置mysql的編碼 ...
今天在測試小程序保存表情時,數據庫插入數據時報錯ER_TRUNCATED_WRONG_VALUE_FOR_FIELD: Incorrect string value: '\xF0\x9F\x98\x8 ...