Ref kurzor v oracle ako out parameter

A REF CURSOR data type can be obtained as an OracleDataReader object by calling the ExecuteReader method of the OracleCommand object. The output parameter with the OracleDbType property set is bound to OracleDbType.RefCursor. None of the output parameters of type OracleDbType.RefCursor is populated after the ExecuteReader method is invoked. You can try something like this, if you need more information you have to provide more details. Create a sequence for unique no. CREATE SEQUENCE emp_seq MINVALUE 1 MAXVALUE 999999999999999999999999999 START WITH 1 INCREMENT BY 1 CACHE 20; Without a cursor variable, you have to fetch all data from a cursor, store it in a variable e.g., a collection, and pass this variable as an argument. With a cursor variable, you simply pass the reference to that cursor.

01.11.2020

Ref cursors are one of the most powerful, flexible, and scalable methods for returning query results from an Oracle Database to a client application. A ref cursor is a PL/SQL datatype whose value is the address of the memory location of a query work area on the database server. PROC b (no commits or OUT parameters) PROC c (REF CURSOR OUT parameter and commits) "A" calls "b" using a DBLINK works fine. "A" calls "b" and "b" calls "c" does not work(ORA-02064) Other than removing the COMMIT statements in proc C do you see any other workaround for this problem. Thanks a lot!!

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Here is the signature of the method that is generated in the WCF client to invoke GET_ACTIVITY. We can use Script Component to execute oracle stored procedures with ref cursor as parameter(s) Add the output columns to the component. For eg: I had a oracle package Get_Employees.GetEmployees which takes an put put parameter of type ref cursor I added 2 such columns EmpID and EmpName and then override CreateNewOutputRows() as Hi i came across the below reply for a thread with the similar query as above. << Justin Cave Posts: 10,696 From: Michigan, USA Registered: 10/11/99 Re: sort data in ref cursor Posted: Feb 3, 2005 10:30 AM in response to: karuna@drexel.edu Reply No. You could sort the data in the SQL statement from which the REF CURSOR was created, but once you I am calling this procedure from sqlplus* like below variable ref refcursor; exec procedure(x, :ref); / print :ref X is IN parameter, In database flag can be ACTIVE or INACTIVE.

Aug 20, 2016 · Using SYS.REFCURSOR out variable as a source for classic report in ORACLE APEX. Hi , I have a urgent requirement, I have been struggling through it alot.WE have a package created in database which is having a procedure with (5 input variables and 1 out variable (which is a sys refcursor).

TYPE Type_Cursor IS REF CURSOR ; PROCEDURE proc_Test ( Test_CUR IN OUT pack_utility . Type_Cursor , Val IN NUMBER) and In my front end, i have put th Hi, is it possible to use a REF cursor as a parameter for a job? I need jobs created with DBMS_SCHEDULER.create_job to process data which has always the same format but comes from different sources. The job must be generic and thus should not know where the data comes from. The job calls a PL/SQL procdure which takes the REF cursor as a parameter.

I hope not to bore you but here is something I investigate about this parameter sometime ago and will be in my next paper, I need to check once again. A REF CURSOR data type can be obtained as an OracleDataReader object by calling the ExecuteReader method of the OracleCommand object. The output parameter with the OracleDbType property set is bound to OracleDbType.RefCursor. None of the output parameters of type OracleDbType.RefCursor is populated after the ExecuteReader method is invoked.

Make sure that you execute the procedure as a script by hitting F5 or selecting on the main menu > Editor To pass a cursor variable parameter between subprograms in different PL/SQL units, define the REF CURSOR type of the parameter in a package. –> SYS REF CURSOR è un evoluzione del REF_CURSOR che non necessita più della definizione. Cursor.arrayvar (dataType, value [, size]) ¶ Create an array variable associated with the cursor of the given type and size and return a variable object.The value is either an integer specifying the number of elements to allocate or it is a list and the number of elements allocated is drawn from the size of the list. 12/12/2011 Use SYS_REFCURSOR as parameter type. SQL> SQL> SQL> CREATE TABLE orders( order_number NUMBER, 2 create_date DATE, 3 assign_date DATE, 4 close_date DATE); SQL> SQL> BEGIN 2 FOR counter IN 1..3 LOOP 3 INSERT INTO orders 4 VALUES(counter, 5 SYSDATE, 6 SYSDATE + 1, 7 SYSDATE + 2); 8 END LOOP; 9 END; 10 / PL/SQL procedure successfully completed.

The type of the result set returned depends on whether the REF CURSOR parameter is declared as a strongly-typed or weakly-typed REF CURSOR in the stored procedure or function definition on the Oracle server. The parameters cursor specifies the ore.connect control argument to connect to Oracle R Enterprise on the database server and specifies values for the datastorePrefix and xlevelsDatastore arguments to the myScoringFunction function. The SELECT statement for the OUT_QRY parameter specifies the format of the Mar 22, 2016 · Oracle functions. Oracle also supports database functions, which, unlike stored procedures, don’t use input and output parameters, but one or more function arguments and a single return value. Oracle function returning a simple value. The first stored procedure can be turned into a function which looks like this: Sep 05, 2019 · I successfully call stored procedures, witch returns ref cursors, with cx_Oracle.

Why Use PL/SQL and Ref Cursors? At this point, you know what a ref cursor is, have encountered some of the important attributes of ref cursors, and have learned that you need to use the OracleRefCursor class in conjunction with REF CURSOR types may be passed as parameters to or from stored procedures and functions. The return type of a function may also be a REF CURSOR type. This provides the capability to modularize the operations on a cursor into separate programs by passing a cursor variable between programs.

Cursor without parameters (simplest) Declaring a cursor without any parameters is the simplest cursor. Let's take a closer look. Syntax. The syntax for a cursor without parameters in Oracle/PLSQL is: CURSOR cursor_name IS SELECT_statement; Example. For example, you could define a cursor called c1 as below. The first parameter to this method is a Python type that cx_Oracle knows how to handle or one of the cx_Oracle DB API Types. The second parameter is the maximum number of elements that the array can hold or an array providing the value (and indirectly the maximum length).

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In addition, the ref cursor may also be passed to the calling client as an output parameter or a function return value. In the Oracle Database 10 g Release 2 version of ODP.NET, it is possible to pass a ref cursor as an input parameter. Why Use PL/SQL and Ref Cursors?

Before the call you need to provide for every parameter: a call to set its input value; a call to register it as an output parameter; after the call you can retrieve the output parameters one by one; Multiple in and out parameters. The following example has 4 input parameters and 4 output parameters: Ref Cursor. The following plsql block You need to return ONE ref cursor with all the rows in it. Here is a simple example of one method to do this. If you understand the method, you should be able to 8 Apr 2020 Hi Sir, I want to print all out parameters using sql developer and anonymous block. Please refer below scripts.