我正在尝试使用 grails 应用程序将俄语字符保存到 mysql 中,但是,在数据库中它被存储为 ????
我的数据源映射:
dataSource {
pooled = true
driverClassName = "com.mysql.jdbc.Driver"
dialect = "org.hibernate.dialect.MySQL5InnoDBDialect"
username = "sa"
password = ""
}
....
url = "jdbc:mysql://localhost/mydb?useUnicode=true&zeroDateTimeBehavior=convertToNull&characterEncoding=UTF-8"
我的领域类
class Lang {
String langText
static constraints = {
langText nullable: true, blank: true
}
static mapping = {
langText type: 'text'
}
}
lang
表的编码是utf8
mysql> SELECT CCSA.character_set_name FROM information_schema.`TABLES` T,
-> information_schema.`COLLATION_CHARACTER_SET_APPLICABILITY` CCSA
-> WHERE CCSA.collation_name = T.table_collation
-> AND T.table_name = "lang";
+--------------------+
| character_set_name |
+--------------------+
| utf8 |
+--------------------+
1 row in set (0.01 sec)
列 lang_text
的编码是 utf8
mysql> SELECT character_set_name FROM information_schema.`COLUMNS`
-> WHERE table_name = "lang"
-> AND column_name = "lang_text";
+--------------------+
| character_set_name |
+--------------------+
| utf8 |
+--------------------+
1 row in set (0.01 sec)
这就是我将信息保存到数据库的方式:
def lang() {
Lang l = new Lang()
l.langText = "Здравствуйте, меня зовут Энтони";
l.save(flush: true)
}
但是当我查看数据库时,信息存储为 ??????
mysql> select lang_text from lang where id = (select max(id) from lang);
+---------------------------------+
| lang_text |
+---------------------------------+
| ????????????, ???? ????? ?????? |
+---------------------------------+
1 row in set (0.00 sec)
这似乎是一个 GORM/Hibernate 问题,因为当我使用 mysql 将字符串输入到数据库中时,它添加正常:
mysql> insert into lang (lang_text) values ("Здравствуйте, меня зовут Энтони");
Query OK, 1 row affected, 1 warning (0.10 sec)
mysql> select lang_text from lang where id = (select max(id) from lang);
+------------------------------------------------------------+
| lang_text |
+------------------------------------------------------------+
| Здравствуйте, меня зовут Энтони |
+------------------------------------------------------------+
1 row in set (0.05 sec)
最佳答案
我能够解决这个问题。我的 jdbc url 中有 &
。它应该只是 &
希望这可以节省我花在这上面的时间 >_<
关于mysql - 俄语字符被存储为 ????在 mysql 中,在 grails 应用程序中,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/34811056/