How to avoid mistakes ORA-29275: 部分多字节字符

[gudichongyou]

var err error
var rows *sql.Rows
rows, err = sql_db.QueryContext(ctx, sqlqury, args...)
defer rows.Close()
bnext := rows.Next()// rows2.Err().Error() ： ORA-29275: 部分多字节字符 bnext ==false