我已经设置了一台装有 Ubuntu 12.04 LTS(64 位)、Go 1.2.2 和 go-oci8(github.com/mattn/go-oci8) 的机器,但是当我在数据库 Oracle 11G 上执行查询时,它在俄语和中文上返回了错误的字符。

我已尝试在我的项目上设置 NLS_LANG 字段,如下所示:

os.Setenv("NLS_LANG", "SIMPLIFIED CHINESE_CHINA.AL32UTF8") 
os.Setenv("NLS_LANG", "AMERICAN_AMERICA.AL32UTF8") 
os.Setenv("NLS_LANG", "RUSSIAN_CIS.AL32UTF8") 

有人可以帮助我,我应该对 NLS_LANG 进行什么样的配置才能在俄语、中文或除英语和西类牙语之外的其他不同语言上获得正确的字符?

这是例子:

1.

Create table room  
{ 
  name_spainish varchar2(100), 
  name_chinesses varchar2(100), 
  name_russian varchar2(100) 
} 

2.

insert into room (name_spainish, name_chinesses, name_russian) values ('Habitación doble','雙人房','двухместный номер') 

3.

package main 
 
import ( 
  "database/sql" 
  "fmt" 
  "os" 
  _ "github.com/mattn/go-oci8" 
) 
 
func main() { 
   ExecQuery("select name_spainish, name_chinesses, name_russian from room") 
 } 
 
func ExecQuery(query string){ 
os.Setenv("NLS_LANG", "AMERICAN_AMERICA.AL32UTF8") 
 
db, err := sql.Open("oci8", "user/userps@host:1521/SID") 
if err != nil { 
   fmt.Println(err) 
   return 
} 
rows, err := db.Query(query) 
if err != nil { 
   fmt.Println(err) 
   return 
} 
 
for rows.Next() { 
    var nameSpainish string 
    var nameChinesses string 
    var nameRussian string 
    rows.Scan(&nameSpainish, &nameChinesses, &nameRussian) 
    fmt.Printf("Name Spainish %s - Name Chinesses %s - Name Russian %s", nameSpainish, nameChinesses, nameRussian) 
} 
rows.Close() 
db.Close() 
} 

电流输出: 双人房???? ??????????

预期输出: Habitación doble 双人房 двухместный номер

请您参考如下方法:

使用以下查询将值转换为十六进制已解决此问题

select RAWTOHEX(UTL_RAW.cast_to_raw(name_spainish, name_chinesses, name_russian)) from room  

在代码中添加包 encoding/hex 和函数 hex.DecodeString(texto)。

for rows.Next() { 
    var nameSpainish string 
    var nameChinesses string 
    var nameRussian string 
    rows.Scan(&nameSpainish, &nameChinesses, &nameRussian) 
    dataSpainish, _ := hex.DecodeString(nameSpainish) 
    dataChinesses, _ := hex.DecodeString(nameChinesses) 
    dataRussian, _ := hex.DecodeString(nameRussian) 
    fmt.Printf("Name Spainish %s - Name Chinesses %s - Name Russian %s", string(dataSpainish), string(dataChinesses), string(dataRussian)) 
} 


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