Stored procedure call with REF CURSOR from JDBC

How can I call a SP with a REF CURSOR OUT parameter from JDBC?

This is a breeze.
CallableStatement oraCall = oraConn.prepareCall("BEGIN PKG_SOMETHING.RETURNS_A_SP(?);END;");
oraCall.registerOutParameter(1,oracle.jdbc.driver.OracleTypes.CURSOR);
oraCall.execute();
ResultSet rsServList = (ResultSet) oraCall.getObject(1);
... use ResultSet ...
rsServList.close();
oraCall.close();
slag

Similar Messages

  • VC 7.0 Oracle stored procedures resultset with ref cursor

    Can VC (we are on NW7 SP13) handle Oracle's datatype ref cursor - which is the standard solution in Oracle to return result sets - as the return value of a stored procedure?
    When testing a data service in the VC story board based upon a simple Oracle function like:
    create or replace package pkg_dev
    is
       type t_cursor is ref cursor;
    end;
    create or replace function vc_stub return pkg_dev.t_cursor
    as
    l_cursor pkg_dev.t_cursor;
    begin
    open l_cursor for select ename from emp;
    return l_cursor;
    end;
    (just as example - I know that could be easily retrieved using the BI JDBC connector framework and accessing tables / views)
    I am always running in the "portal request failed ( Could not execute Stored Procedure)" error - so I am not able to use the "add fields" function to bind the output.
    The defaulttrace contains entries like:
    Text: com.sap.portal.vc.HTMLBRunTime
    [EXCEPTION]
    com.sapportals.connector.execution.ExecutionException: Could not execute stored procedure
    Caused by: java.sql.SQLException: Invalid column type
         at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)
    We deployed Oracle's own jdbc-driver for Oracle 10g. Using that driver and a portal jdbc connector framework entry the stored procedures of the Oracle database user mapped to the portal user are discovered and available in the "Find Data Services" section.

    We deployed the drivers as described in the HowTo Papers (e.g.Hwo to Configure UD Connect on the J2EE Server for JDBC Access to External Databases). When deploying the drivers you assign a freely definable name for the set of Oracle's jar-files (eg. oracle_10) as library name. Having deployed the drivers in that way only System Definitions via BI JDBC connector framework were working. With a little help from SAP Support (call lasted more than 2 months till a very capable member of the support team made things working in a very short time) we got the portal jdbc connection with Oracle's jar-files working:
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  • Date/Time Format Stored Procedure Calls in ADVANCE MODE in JDBC ADAPTER

    Hi Experts,
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    I guess this would be applicable for the folowing formats - DATE, TIME, TIMESTAMP.
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  • Stored Procedure Call with only Input Parameter

    Hi, The Example at Oracle Toplink Developer's Guide, Volume 5 uses an output param named IS_VALID. How Can I Call a Stored Procedure that has only Input Param ? If I don't use an Ouput Param Toplink throw the following Exception:
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    Example 98–48 Stored Procedure Call with an Output Parameter
    StoredProcedureCall call = new StoredProcedureCall();
    call.setProcedureName("CHECK_VALID_POSTAL_CODE");
    call.addNamedArgument("POSTAL_CODE");
    call.addNamedOutputArgument(
    "IS_VALID", // procedure parameter name
    "IS_VALID", // out argument field name
    Integer.class // Java type corresponding to type returned by procedure
    ValueReadQuery query = new ValueReadQuery();
    query.setCall(call);
    query.addArgument("POSTAL_CODE");
    Vector parameters = new Vector();
    parameters.addElement("L5J1H5");
    Number isValid = (Number) session.executeQuery(query,parameters);
    Here's my code
    StoredProcedureCall call = new StoredProcedureCall();
         call.setProcedureName("MYSTOREDPROCEDURE");
         call.addNamedArgument("INPUTPARAM1");
         call.addNamedArgument("INPUTPARAM2");
         call.addNamedArgument("INPUTPARAM3");
         call.addNamedArgument("INPUTPARAM4");
         call.addNamedArgument("INPUTPARAM5");
         call.addNamedArgument("INPUTPARAM6");
         ValueReadQuery query = new ValueReadQuery();
         query.setCall(call);
         query.addArgument("INPUTPARAM1");
         query.addArgument("INPUTPARAM2");
         query.addArgument("INPUTPARAM3");
         query.addArgument("INPUTPARAM4");
         query.addArgument("INPUTPARAM5");
         query.addArgument("INPUTPARAM6");
    Vector parameters = new Vector();
         parameters.addElement("INPUTVALUE1");
         parameters.addElement("INPUTVALUE2");
         parameters.addElement("INPUTVALUE3");
         parameters.addElement("INPUTVALUE4");
         parameters.addElement("INPUTVALUE5");
         parameters.addElement("INPUTVALUE6");
         uow.executeQuery(query,parameters);
    Regards,
    Manuel

    You need to use a DataModifyQuery as your query does not return anything.
    James : http://www.eclipselink.org

  • Call to Oracle stored procedure that returns ref cursor doesn't work

    I'm trying to use an OData service operation with Entity Framework to call an Oracle stored procedure that takes an number as an input parameter and returns a ref cursor. The client is javascript so I'm using the rest console to test my endpoints. I have been able to successful call a regular Oracle stored procedure that takes a number parameter but doesn't return anything so I think I have the different component interactions correct. When I try calling the proc that has an ref cursor for the output I get the following an error "Invalid number or type of parameters". Here are my specifics:
    App.config
    <oracle.dataaccess.client>
    <settings>
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursor.P_RESULTS" value="implicitRefCursor bindinfo='mode=Output'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursorMetaData.P_RESULTS.Column.0" value="implicitRefCursor metadata='ColumnName=WINDFARM_ID;BaseColumnName=WINDFARM_ID;BaseSchemaName=PGDATA_WC;BaseTableName=WORKORDERS;NATIVEDATATYPE=Number;ProviderType=Int32'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursorMetaData.P_RESULTS.Column.1" value="implicitRefCursor metadata='ColumnName=STARTTIME;BaseColumnName=STARTTIME;BaseSchemaName=PGDATA_WC;BaseTableName=WORKORDERS;NATIVEDATATYPE=Varchar2;ProviderType=Varchar2'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursorMetaData.P_RESULTS.Column.2" value="implicitRefCursor metadata='ColumnName=ENDTIME;BaseColumnName=ENDTIME;BaseSchemaName=PGDATA_WC;BaseTableName=WORKORDERS;NATIVEDATATYPE=Varchar2;ProviderType=Varchar2'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursorMetaData.P_RESULTS.Column.3" value="implicitRefCursor metadata='ColumnName=TURBINE_NUMBER;BaseColumnName=TURBINE_NUMBER;BaseSchemaName=PGDATA_WC;BaseTableName=WORKORDERS;NATIVEDATATYPE=Varchar2;ProviderType=Varchar2'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursorMetaData.P_RESULTS.Column.4" value="implicitRefCursor metadata='ColumnName=NOTES;BaseColumnName=NOTES;BaseSchemaName=PGDATA_WC;BaseTableName=WORKORDERS;NATIVEDATATYPE=Varchar2;ProviderType=Varchar2'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYWINDFARMID.RefCursorMetaData.P_RESULTS.Column.5" value="implicitRefCursor metadata='ColumnName=TECHNICIAN_NAME;BaseColumnName=TECHNICIAN_NAME;BaseSchemaName=PGDATA_WC;BaseTableName=WORKORDERS;NATIVEDATATYPE=Varchar2;ProviderType=Varchar2'" />
    <add name="PGDATA_WC.ODATAPOC.GETWORKORDERSBYID.RefCursor.P_RESULTS" value="implicitRefCursor bindinfo='mode=Output'" />
    </settings>
    OData Service Operation:
    public class OracleODataService : DataService<OracleEntities>
    // This method is called only once to initialize service-wide policies.
    public static void InitializeService(DataServiceConfiguration config)
    // TODO: set rules to indicate which entity sets and service operations are visible, updatable, etc.
    // Examples:
    config.SetEntitySetAccessRule("*", EntitySetRights.All);
    config.SetServiceOperationAccessRule("GetWorkOrdersByWindfarmId", ServiceOperationRights.All);
    config.SetServiceOperationAccessRule("CreateWorkOrder", ServiceOperationRights.All);
    config.DataServiceBehavior.MaxProtocolVersion = DataServiceProtocolVersion.V2;
    [WebGet]
    public IQueryable<GetWorkOrdersByWindfarmId_Result> GetWorkOrdersByWindfarmId(int WindfarmId)
    return this.CurrentDataSource.GetWorkOrdersByWindfarmId(WindfarmId).AsQueryable();
    [WebGet]
    public void CreateWorkOrder(int WindfarmId)
    this.CurrentDataSource.CreateWorkOrder(WindfarmId);
    Here is the stored procedure:
    procedure GetWorkOrdersByWindFarmId(WINDFARMID IN NUMBER,
    P_RESULTS OUT REF_CUR) is
    begin
    OPEN P_RESULTS FOR
    select WINDFARM_ID,
    STARTTIME,
    ENDTIME,
    TURBINE_NUMBER,
    NOTES,
    TECHNICIAN_NAME
    from WORKORDERS
    where WINDFARM_ID = WINDFARMID;
    end GetWorkOrdersByWindFarmId;
    I defined a function import for the stored procedure using the directions I found online by creating a new complex type. I don't know if I should be defining the input parameter, WindfarmId, in my app.config? If I should what would that format look like? I also don't know if I'm invoking the stored procedure correctly in my service operation? I'm testing everything through the rest console because the client consuming this information is written in javascript and expecting a json format. Any help is appreciated!
    Edited by: 1001323 on Apr 20, 2013 8:04 AM
    Edited by: jennyh on Apr 22, 2013 9:00 AM

    Making the change you suggested still resulted in the same Oracle.DataAccess.Client.OracleException {"ORA-06550: line 1, column 8:\nPLS-00306: wrong number or types of arguments in call to 'GETWORKORDERSBYWINDFARMID'\nORA-06550: line 1, column 8:\nPL/SQL: Statement ignored"}     System.Exception {Oracle.DataAccess.Client.OracleException}
    I keep thinking it has to do with my oracle.dataaccess.client settings in App.Config because I don't actually put the WindfarmId and an input parameter. I tried a few different ways to do this but can't find the correct format.

  • Using REF CURSOR from JDBC?

    How do I use a REF CURSOR OUT parameter present in a Stored Procedure from my JDBC program?

    here is an example, calling a packaged function. 1st param is delared as IN OUT REF CURSOR.
    CallableStatement cs = conn.prepareCall("{? = call myPackage.myFunc(?,?)}");
    cs.registerOutParameter (1, OracleTypes.INTEGER);
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    boolean boolValue = cs.execute();
    ResultSet cursor = ((OracleCallableStatement)cs).getCursor (2);
    i hope this helps.
    null

  • Stored Procedure Call with Connection Pools

    Hi everybody,
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    I would be pleased if somebody is expirienced in this behaviour.
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    You need to use a DataModifyQuery as your query does not return anything.
    James : http://www.eclipselink.org

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    Thanks!
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  • Regional settings influences jdbc stored procedure calls?

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    3. Java version you are using.
    4. Oracle database version you are using.
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  • How to get an UPDATABLE REF CURSOR from the STORED PROCEDURE

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  • Stored Procedure call from JDBC sender for Oracle Database

    Hi,
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    >1. Can we trigger stored procedure from Update statement of JDBC sender.
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  • Response from one stored proc. to another stored procedure call in JDBC

    Hi,
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  • Return ref cursor from database link/stored proc? do-able?

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  • How to use Stored Procedure Call in Sender JDBC adapter

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    Xier

    Hi Xler
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    Thnaks !!

  • JDBC callableStatement stored procedure call cancellation?

    up vote0down votefavorite
    I have a very complex oracle stored procedure that searches and retrieves some data. The procedure returns an output parameter - an oracle cursor. I execute the procedure by JDBC:
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        private CallableStatement stmt;
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        private ResultSetHandler<T> rsh;
        private Integer outParameter;
        public MyCallable(ResultSet rs,CallableStatement stmt,ProcRunner procRunner,ResultSetHandler<T> rsh,Integer outParameter){
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          stmt.executeUpdate();
           rs = (ResultSet) stmt.getObject(outParameter);
           rs = this.wrap(rs);
           result = rsh.handle(rs);  
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