0
这里是我的查询,我现在用的Hiberante运行:SQL查询休眠不工作:ORA-00923:FROM关键字未找到预期
String sqlStr = "SELECT {User.*}," +
"{Address.*} from T_USER_DETAILS2 US,T_ADDRESS_DETAILS AD where US.ADDRESS_ID = AD.ADDRESS_ID" +
" AND US.USER_FIRSTNAME = :firstname";
SQLQuery sql = session.createSQLQuery(sqlStr).addEntity("User",User.class).addEntity("Address",Address.class);
sql.setParameter("firstname", firstname);
System.out.println("Query created, now executing the query in the database");
List<Object[]> list = sql.list();
这里是由Hibernate生成的查询:
Hibernate:
/* dynamic native SQL query */ SELECT
User.USER_ID as USER1_1_0_,
User.ADDRESS_ID as ADDRESS9_1_0_,
User.USER_AGE as USER2_1_0_,
User.USER_EMAIL as USER3_1_0_,
User.USER_FIRSTNAME as USER4_1_0_,
User.USER_LASTNAME as USER5_1_0_,
User.USER_PASSWORD as USER6_1_0_,
User.USER_COUNTRY_CODE as USER7_1_0_,
User.USER_PHONE as USER8_1_0_,
Address.ADDRESS_ID as ADDRESS1_0_1_,
Address.ADDRESS_LINE1 as ADDRESS2_0_1_,
Address.ADDRESS_LINE2 as ADDRESS3_0_1_,
Address.CITY as CITY0_1_,
Address.COUNTRY as COUNTRY0_1_,
Address.STATE as STATE0_1_
from
T_USER_DETAILS2 US,
T_ADDRESS_DETAILS AD
where
US.ADDRESS_ID = AD.ADDRESS_ID
AND US.USER_FIRSTNAME = ?
我收到此错误:
捉住:org.hibernate.exception.SQLGrammarException:ORA-00923:FROM关键字未找到预期
我知道这个错误是因为我们错过了select子句中的一些逗号。但我可以看到选择中的一切都很完美。任何人都可以帮助我解决这个问题。
'用户'是一个保留字,需要引用:''User“.USER_ID'而不是'User.USER_ID'。但是在查询中没有名为'User'的表别名。别名是“US”。你应该使用明确的'JOIN's而不是隐式的。 –
不,这是不是问题,据我所知...和有关该别名...我用别名US加入表..因为两个表包含具有相同名称的列,所以这可能会造成歧义在休眠结束(映射)。这是我们如何在hibernate中获取多个实体。检查我的.addEnity(“用户”,User.class)别名是从那里来的 – shashi