[英]How to call a Stored Procedure from Hibernate having both IN and OUT parameters
[英]Oracle stored procedure with OUT parameters calling from Hibernate
我通過Hibernate調用了帶有OUT參數的存儲過程,並收到以下錯誤:
17:30:52,646 ERROR [STDERR] Caused by: java.sql.SQLException: ORA-06550: line 1, column 7:
PLS-00306: wrong number or types of arguments in call to 'GET_ACTIVITY_RECORDS'
ORA-06550: line 1, column 7:
PLS-00306: wrong number or types of arguments in call to 'GET_ACTIVITY_RECORDS'
ORA-06550: line 1, column 7:
PL/SQL: Statement ignored
我的存儲過程:
create or replace
PACKAGE BODY "TEST_NESTEDTAB_PKG" AS
PROCEDURE GET_ACTIVITY_RECORDS( TEMP_RESULT OUT ACT_LOG_TYPE, USERNAME IN ACTIVITY_LOG.USER_NAME%TYPE) AS
BEGIN
SELECT * BULK COLLECT INTO TEMP_RESULT
FROM ACTIVITY_LOG
WHERE USER_NAME = USERNAME;
END GET_ACTIVITY_RECORDS;
END TEST_NESTEDTAB_PKG;
休眠映射:
<sql-query name="getactivityLog" callable="true">
<return class="com.test.ps.domain.SPActiveLog">
<return-property name="activityId" column="ACTIVITY_ID" />
<return-property name="username" column="USER_NAME" />
<return-property name="activityDate" column="ACTIVITY_DATE" />
<return-property name="activity" column="ACTIVITY" />
<return-property name="userId" column="USERID" />
<return-property name="action" column="ACTION" />
<return-property name="userRole" column="USER_ROLE" />
<return-property name="description" column="DESCRIPTION" />
<return-property name="category" column="CATEGORY" />
<return-property name="result" column="RESULT" />
</return>
{ call TEST_NESTEDTAB_PKG.GET_ACTIVITY_RECORDS(?,:USERNAME) }
</sql-query>
我將存儲過程稱為:
Query qry = getSession().getNamedQuery("getactivityLog");
qry.setParameter("USERNAME", "FACTORY TOPTAR TOTAIN");
Object result = qry.list();
誰能解釋這段代碼有什么問題?
嘗試這個:
{ ? = call TEST_NESTEDTAB_PKG.GET_ACTIVITY_RECORDS(:USERNAME) }
文檔: https : //docs.jboss.org/hibernate/stable/core.old/reference/en/html/querysql-namedqueries.html
16.2.2。 使用存儲過程進行查詢
Hibernate 3通過存儲過程和函數引入了對查詢的支持。 以下大多數文檔對於兩者都是等效的 。 存儲過程/函數必須返回結果集作為第一個輸出參數,才能與Hibernate一起使用。 在Oracle 9和更高版本中,這樣的存儲函數的示例如下:
CREATE OR REPLACE FUNCTION selectAllEmployments
RETURN SYS_REFCURSOR
AS
st_cursor SYS_REFCURSOR;
BEGIN
OPEN st_cursor FOR
SELECT EMPLOYEE, EMPLOYER,
STARTDATE, ENDDATE,
REGIONCODE, EID, VALUE, CURRENCY
FROM EMPLOYMENT;
RETURN st_cursor;
END;
要在Hibernate中使用此查詢,您需要通過命名查詢將其映射。
<sql-query name="selectAllEmployees_SP" callable="true">
<return alias="emp" class="Employment">
<return-property name="employee" column="EMPLOYEE"/>
<return-property name="employer" column="EMPLOYER"/>
<return-property name="startDate" column="STARTDATE"/>
<return-property name="endDate" column="ENDDATE"/>
<return-property name="regionCode" column="REGIONCODE"/>
<return-property name="id" column="EID"/>
<return-property name="salary">
<return-column name="VALUE"/>
<return-column name="CURRENCY"/>
</return-property>
</return>
{ ? = call selectAllEmployments() }
</sql-query>
注意,存儲過程當前僅返回標量和實體。 並且不受支持。
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