Ref kurzor v oracle ako out parameter

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With previous releases of ODP.NET, you could retrieve data from a ref cursor but you could not pass a ref cursor as an input parameter to a PL/SQL stored procedure or function. But with ODP.NET 10 g Release 2, you are now able to easily pass a ref cursor as an input parameter in Oracle Database 10 g Release 2.

5- The REF CURSOR variable must be opened and assigned its query within the procedure. 6- … The REF CURSOR type works similarly to the out and inout parameters. You set the value of the REF CURSOR as an exchange property. To use Oracle REF CURSORs with the SQL module: Map the cursorResultMap to the java.util.HashMap class in your SQL mapper file with the element. Add a second argument to the stored procedure call that PL/SQL REF CURSORs. For additional information see "PL/SQL Data Types" in Oracle Database PL/SQL Language Reference. PL/SQL d ata type categories.

Ref kurzor v oracle ako out parameter

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here is the specification of that procedure. An Oracle stored procedure can return a cursor to the caller, for example: Oracle: -- Get list of employees for the specified department CREATE OR REPLACE PROCEDURE getEmployeesByDept ( p_deptno IN emp.deptno%TYPE, p_recordset OUT SYS_REFCURSOR ) AS BEGIN OPEN p_recordset FOR SELECT empno, ename FROM emp WHERE deptno = p_deptno ORDER BY ename; END getEmployeesByDept; / Sep 25, 2015 · Oracle stored procedure is one kind of PL/SQL program unit. Consider the following cases : 1. stored procedure with scalar type - NUMBER, VARCHAR 2. stored procedure with REF CURSOR or SYS_REFCURSOR.

REF CURSOR isn't a type in itself. To pass these, you can either: - Use the predefined sys_refcursor type - Define your own type of REF CURSOR For example, the following defined the parameter as a sys_refcursor. If you want to access the values in SQL*Plus / SQL Dev, pass a refcursor variable:

If you want to access the values in SQL*Plus / SQL Dev, pass a refcursor variable: How to print ref cursor and nested table as out parameter in procedure using anonymous Hi Sir,I want to print all out parameters using sql developer and anonymous block. Please refer below scripts.CREATE TABLE EMP(empno number(4,0) not null,ename varchar2(10 byte),job varchar2(9 byte),mgr number(4,0),hiredate date,sal number(7,2),comm number(7 Under Parameters, click Add. Enter a second parameter under Parameter Details, with EMPLOYEESCUR for Name, OUT for Direction, and SYS_REFCURSOR for Data Type.

12/12/2011

Ref kurzor v oracle ako out 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.

Second, open the cursor and pass the low and high prices as 50 and 100 respectively. Then fetch each row in the cursor and show the product’s information, and close the cursor. Jul 25, 2020 · The SYS_REFCURSOR is a predefined weak ref cursor type supplied by Oracle9i and higher. On the other hand, you can also pass entire collections as parameters, but that’s a different issue, you don’t FETCH from collections, but process their data and/or populate them, as needed.

Ref kurzor v oracle ako out parameter

DECLARE TYPE customer_t IS REF CURSOR … which has REF CURSOR as the IN OUT parameter. The Java programmer wants this REF CURSOR declared just as a OUT parameter and not as IN OUT parameter. CREATE PACKAGE emp_data AS TYPE EmpCurTyp IS REF CURSOR RETURN emp%ROWTYPE; PROCEDURE open_emp_cv (emp_cv IN OUT EmpCurTyp); END emp_data; CREATE PACKAGE BODY emp_data AS CREATE OR REPLACE PROCEDURE get_employee_details (user_id YOURTABLE.USERNAME%TYPE, emp_cursor OUT SYS_REFCURSOR) AS BEGIN OPEN emp_cursor FOR SELECT emp_seq.NEXTVAL, USERNAME, PASSWORD, AGE, GENDER FROM YOURTABLE WHERE USERNAME = user_id; EXCEPTION WHEN NO_DATA_FOUND THEN DBMS_OUTPUT.put_line ('' || SQLERRM); WHEN … The cursor variable is specified as an IN OUT parameter so that the result set is made available to the caller of the procedure: CREATE OR REPLACE PROCEDURE emp_by_job ( p_job VARCHAR2, p_emp_refcur IN OUT SYS_REFCURSOR ) IS BEGIN OPEN p_emp_refcur FOR … The cursor variable is specified as an IN OUT parameter so that the result set is made available to the caller of the procedure: CREATE OR REPLACE PROCEDURE emp_by_job ( p_job VARCHAR2, p_emp_refcur IN OUT SYS_REFCURSOR ) IS BEGIN OPEN p_emp_refcur FOR … 4/29/2004 PROCEDURE proc2(b out curr) as v_procedure VARCHAR2(10); a varchar(1); TYPE result_cur IS REF CURSOR; res_cur result_cur; begin execute immediate 'begin res_cur := exec Pack_Report_Catalogue.dynamic_cursor_example(); end;' using out res_cur ; EXCEPTION WHEN OTHERS THEN dbms_output.put_line('b'); dbms_output.put_line(SQLCODE||' '||SQLERRM); 3/4/2018 2/23/2011 SPL supports the declaration of a cursor variable using both the SYS_REFCURSOR built-in data type as well as creating a type of REF CURSOR and then declaring a variable of that type. SYS_REFCURSOR is a REF CURSOR type that allows any result set to be associated with it.

Oracle REF CURSOR With the REF_CURSOR you can return a recordset/cursor from a stored procedure. There are 2 basic types: Strong ref cursor and weak ref cursor For the strong ref cursor the returning columns with datatype and length need to be known at compile time. The example below uses a ref cursor to return a subset of the records in the EMP table. The following procedure opens a query using a SYS_REFCURSOR output parameter. Notice the cursor is not closed in the procedure. It is up to the calling code to manage the cursor once it has been opened.

Execute/Test stored procedure with primitive type:- In the past few weeks I have answered 4-5 questions related to "Passing Parameters to Cursor". So I thought that it is a nice time to write a post on "Parameterized Cursors in Oracle". Yes, Oracle does support Parameters with Cursors, like it does in case of function or procedure. Benefit of "Parameterized Cursors" if of-course reusability and - Cursor with Parameters in Oracle - Ref Cursor: Strongly Typed VS Weakly Typed - Difference Between Cursor And Ref cursor - ORA-01422: exact fetch returns more than requested number of rows Get Results from REFCURSOR with unknown number of columns in PLSQL OUT REF CURSOR.

Notice the cursor is not closed in the procedure.

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Ref Cursor can be passed/returned to another PL/SQL routine (function or procedure) or even can be returned to client from the Oracle Database Server. Ref Cursors can be further categorized in 2 parts 1) Strongly Typed Ref Cursor 2) Weakly Typed Ref Cursor When a return type is included while defining Ref Cursor it called Strongly Typed Ref Cursor. Structure of Strongly Typed Ref Cursor is known at the …

If you want to access the values in SQL*Plus / SQL Dev, pass a refcursor variable: With previous releases of ODP.NET, you could retrieve data from a ref cursor but you could not pass a ref cursor as an input parameter to a PL/SQL stored procedure or function.

Hi Solmyr72, At my company we have just converted a few hundred Sybase stored procedures and functions to Oracle procedures using reference cursors. Below is a sample script showing a typical procedure using one input parameter and a reference cursor (:c1) as an output parameter. Make sure that you execute the procedure as a script by hitting F5 or selecting on the main menu > Editor

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.

Oracle REF CURSOR With the REF_CURSOR you can return a recordset/cursor from a stored procedure.