ALTER DATABASE `wechat` CHARACTER SET = utf8mb4 COLLATE = utf8mb4_unicode_ci;
# 修改表字符集编码
ALTER TABLE `daily_content` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `daily_content` CHANGE description description VARCHAR(1024) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
# 修改表字符集编码
ALTER TABLE `daily_detail` CONVERT TO CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
ALTER TABLE `daily_detail` CHANGE description description VARCHAR(1024) CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
文章详细描述了如何使用ALTERDATABASE和ALTERTABLE语句在MySQL中更改表的字符集编码,包括`utf8mb4`,并涉及VARCHAR类型字段的转换。
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