Ref Cursor Out Parameter Procedure Oracle

The REF CURSOR is a data type in the Oracle. My Stored procedure returns 3 OUT of VARCHAR and INTEGER. A cursor variable is a reference to a cursor that is defined and opened on an Oracle server. Only the datatype of the parameter is defined, not its length. This is my first time working with stored procedures in spotfire. Cursor can be attached to only one query while REF CURSOR can be used to associate multiple queries at run time. I have been unable to find any info on how to call a proc that returns a pl/sql. Neither do i know what wil be ArrayBindSize of each array element. Does SQL server 2005 provide capability to run Oracle stored procedures. For example, you could define a cursor called c2 as below. CURSOR for a REF CURSOR. Benefit of "Parameterized Cursors" if of-course reusability and. I am using MS Data Access App Block 1. I'm led to believe that since Oracle stored procedures return result sets using refcursors, that a different approach is necessary for calling them. Hi, I am using Dapper in my application I have a oracle stored procedure with two output parameters refCursor and varchar2 I am using QueryMultiple to get this refCursor. The OracleRefCursor object is a corresponding ODP. The REF CURSOR is a datatype in the Oracle PL/SQL language. PL/SQL REF CURSOR and OracleRefCursor. I want to use the resultset in another stored procedure. In this topic you will learn how to execute Oracle stored procedures that return SYS_REFCURSOR as out parameters. Passing Parameters to PL/SQL Cursors. The first two is input, one is integer output and the last two is ref cursor output. You can pass a cursor variable as an argument in a call to a procedure or function. The cursor variable is specified as an IN OUT parameter so that the result set is made available to the caller of the procedure:. Prior to 8i, the primary means of executing dynamic SQL or PL/SQL was via the DBMS_SQL package (which provided a low-level interface to dynamic cursors through its APIs). NET in general. I have a requirement where I should pass cursor variable as input parameter to a procedure and fetch data from that in the procedure. I am getting this error: "wrong number or types of arguments in call to 'OBJECT_HIERARCHY'". Creating a Procedure which returns Ref cursors as Output Parameter. HOW TO RETURN MULTIPLE VALUES FROM A PROCEDURE IN ORACLE PL/SQL? can be tacked using simple and easy to understand out parameters!!! REF CURSOR AND SYS_REFCURSOR IN ORACLE PL/SQL WITH. Filling a DataSet Using One or More REF CURSORs: This example executes a PL/SQL stored procedure that returns two REF CURSOR parameters, and fills a DataSet with the rows that are returned. SYS_REFCURSOR. Expand the connection node in the Database Explorer, then your schema node and then the Stored Procedures node. The new function can be queried in a SELECT as if it were a. A REF CURSOR is a PL/SQL data type whose value is the memory address of a query work area on the database. hi, i am planning to upgrade to dotConnect 7. If you notice that parameter "ORACLE_REF_CURSOR" is available in Available Parameter list we need to pass it as our OUT parameter for the stored procedure which will return cursor. This book is the definitive reference on PL/SQL, considered throughout the database community to be the best Oracle programming book available. I am new at this and i have two problems. Procedure with four parameters: 8. Call stored procedure with ref-cursor mode as out parameter via Spring Data JPA and eclipse-link. RUNFORM Run a SQL*Forms application. Like the other HTML procedures we've seen, it simply opens a cursor, loops, and prints each row by calling print_xml_tag. Thanks a lot, Carlos. CURSOR For every SQL statement execution certain area in memory is allocated. Oracle Dynamic SQL: generic search - REF CURSOR This post is a continuation of a topic, I've raised previously - dynamic implementation of generic searches. A REF CURSOR is an Oracle PL/SQL data type that represents a pointer to a result set in the Oracle database. put_line instead of print x here ? Hello; DBMS_OUTPUT. How Can I call the procedure in SQL. FireDAC supports Oracle REF CURSOR, returned by Oracle PL/SQL anonymous blocks, stored procedures and functions. Three different access methods are introduced in the above example: a procedure with IN and OUT parameters, a function returning a number and a procedure with an OUT REF CURSOR parameter. Oracle tutorial to get multiple values through oracle pl sql stored procedure. Im already using Stored Procedures using dotConnect to Oracle. Suppose, you have two tables named Products and Categories with one-to-many relation. I have been successful in creating parms for a stored procedure and getting a value returned to me. Neither do i know what wil be ArrayBindSize of each array element. CURSOR for a REF CURSOR. If the stored procedure has multiple result sets, or multiple cursor output parameters, then calling getResultList() again will. Oracle stored procedure is one kind of PL/SQL program unit. The REF CURSOR is a datatype in the Oracle PL/SQL language. Introduction to REF CURSORs Using REF CURSOR s is one of the most powerful, flexible, and scalable ways to return query results from an Oracle Database to a client application. The first two is input, one is integer output and the last two is ref cursor output. Cursor variables are basically pointers to cursors, and you use them to pass around references to cursors, such as a parameter to a stored procedure. The mode of a parameter indicates whether the parameter passes data to a procedure (IN), returns data from a procedure (OUT), or can do both (IN OUT). Major Topics. However, we have some stored procedures that have optional parameters, but if we try and call them without specifying all parameters then we get a 'Wrong number or type of arguments' exception. PL/SQL Ref Cursors examples. 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. For example, a procedure can open a cursor and use a ref cursor to return a subset of the records to the caller procedure or anonymous PL/SQL block. I've created an HTML Form where the user can enter any combination of three values to retrieve results from the "wine" table. SYS_REFCURSOR has been created as part of standard package just to discourage boiler plate coding (in above created procedure get_employees_name- SYS_REFCURSOR used as cursor type other wise we would have to create a cursor type and use it, assume you have 100 similar procedure or function). Clear answers are provided with tutorial exercises on defining, opening, and closing cursors, looping through cursors, defining and using. So, in case of stored procedure which returns single ref cursor, you need not pass ref cursor as parameter to DbCommand object. It represents a cursor or a result set in the Oracle database server. >>>So coming to your question "How to design my data type in order to support calling this oracle store procedure" ?. Named Cursor Vs REF Cursor in Oracle CREATE OR REPLACE PROCEDURE PROC_GET_LIST(p_in varchar2,p_out_cur out SYS_REFCURSOR) as lv_name VARCHAR2(30);. Effective EF with Oracle - Ref Cursors in Stored Procedures II. Oracle12cDialect as the dialect. A ref cursor is a variable, defined as a cursor type, which will point to, or reference a cursor result. The result set returned through the ref cursor is returned as a normal ODBC result set. Note: A REF CURSOR that does not specify the return type such as SYS_REFCURSOR. net provider is via an out ref cursor parameter. From the release notes: o Added support for ResultSet OUT params from stored procs (e. NET type for the REF CURSOR type. NET in general. e Ref Cursors can have Record/s as return types. Fetch Ref cursor to another ref cursor; this procedure presently I'm executing a select to get total number of records and another select for sending paginated. you can create your own procedures in Oracle. Stored routine parameter types have the same constraint as the table and view columns – they should be primitive non-object types. The problem is I doctored my Oracle Procedure to return a integer rather then the Ref Cursor that I really want to have returned. However, I can't figure out, how to call a function that includes a Ref Cursor as Out-parameter. Treated just like a data type, your stored procedure takes REF CURSORS as OUT parameters, and you can return a full recordset in each REF CURSOR parameter back to the caller. I will try to keep the example as easy as possible so that all the PL/SQL learning enthusiasts out there can understand the process of creating a stored procedure easily. PL/SQL Ref Cursors examples. Using Oracle REF CURSORs with BDE&Delphi 5. It's worth remembering that if you try to call the stored procedure using the Parameters. 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. The REF CURSOR is a data type in the Oracle. It is a better alternative to working with in memory Oracle tables. yes, a function can have all three modes for parameters but underlying fact is that function should return only one value. Neither do i know what wil be ArrayBindSize of each array element. Call stored procedure with ref-cursor mode as out parameter via Spring Data JPA How to call Oracle stored procedures and functions with JPA and Hibernate MARCH 22, 2016 VLADMIHALCEA Follow @vlad_mihalcea. Is it possible to call a stored procedure in Oracle DB which has a Ref Cursor as in Input parameter using JDBC Call Procedure activity in Business Works? Is there any work around for this? ( I know how to call a procedure which has RefCursor as Output parameter) Thanks & Regards, Chinmaya Nanda. We uncheck the “Test Result” flag for the test implementation, so that Oracle won’t use the dynamic value query to test our ref cursor, and create a “User Pl/Sql Code” for the validation. Normal cursors fall under the category of static cursors while REF cursors are dynamic What is use of a cursor variable in oracle? A cursor variable works like pointer in C. I've declared a stored procedure with 7 parameters from which the 2 last are out parameters. A cursor is a temporary work area created in the system memory when a SQL statement is executed. In the following example, instead of traveling down a vertical line, you can continue along the main path: According to the diagram, all of the following statements are valid: EXIT;. Ref cursor is used when we need to assign different select statment for a single cursor in executable section. SQL> CREATE OR REPLACE PROCEDURE 2 FETCH_EMPLOYEES_NAMES(V_DeptNo NUMBER, V_REF OUT SYS_REFCURSOR ) 3 /*Note: SYS_REFCURSOR as parameter type used here because it has been declared in standard package it is a ref cursor */ 4 IS 5 Begin 6 OPEN V_REF For Select FIRST_NAME, LAST_NAME From EMP_TEST where DEPTNO = V_DeptNo; 7 End FETCH_EMPLOYEES_NAMES; 8 / Procedure created. An explicit cursor may accept a list of parameters. Open SYS_REFCURSOR for select from: 25. REF_CURSOR: for cursors on a result set. Using Oracle 11g R2. Well, I’ll let the example speak for itself. A REF Cursor is a datatype that holds a cursor value in the same way that a VARCHAR2 variable will hold a string value. In this topic you will learn how to execute Oracle stored procedures that return SYS_REFCURSOR as out parameters. "Oracle Database 11g Enterprise Edition Release 11. 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. All scalar parameters (IN, OUT, and INOUT) are supported. ) Could be declared once and defined many times in different procedures. Creating a Procedure which returns Ref cursors as Output Parameter. I have procedure with an out parameter returning a ref cursor and fuction result set returning ref cursor in Oracle. so I'm trying a POC for calling a oracle stored procedure with an out ref cursor and out param with the latest tools. How to call a ORACLE stored procedure that returns ref cursor as out parameter. Calling a stored procedure that returns a cursor. After the stored procedure has opened and assigned a query to the REF CURSOR, Crystal Reports will perform a FETCH call for every row from the query’s result. Ref Cursor is a reference to a result set. The return type of a function may also be a REF CURSOR type. the invocation of an oracle stored procedura with REF CURSOR as output parameter raises a NullPointerException. When I call Stored procedure with ref cursor its give error:-. The mode of a parameter indicates whether the parameter passes data to a procedure (IN), returns data from a procedure (OUT), or can do both (IN OUT). First problem is that i am not able to call that procedure. But that cursor is only accessible by that session. Example: Returning a REF CURSOR from a procedure (PL/SQL) This example demonstrates how to define and open a REF CURSOR variable, and then pass it as a procedure parameter. Returning REF CURSOR. Fetch Ref cursor to another ref cursor; this procedure presently I'm executing a select to get total number of records and another select for sending paginated. of wanting to get a ref cursor back from a stored procedure. In other words, I have a stored function/procedure that execute a SELECT statement using the OCILIB and then it could get the values of each column and each row. It is up to the calling code to manage the cursor once it has been opened. Calling a stored procedure that returns a cursor. REF CURSOR types may be passed as parameters to or from stored procedures and functions. 5, this feature is broken on Mac OS X. ¤ I have a problem in passing data (30 input fields from form) to Oracle ¤ Stored Procedure. The standard way that our applications pass information from oracle stored procedures to the oracle. The name of the automatically created parameter is cur_OUT. First of all this procedure don't need anything as IN parameter because, all it needed is fetched from triggering cursor. Call stored procedure with ref-cursor mode as out parameter via Spring Data JPA How to call Oracle stored procedures and functions with JPA and Hibernate MARCH 22, 2016 VLADMIHALCEA Follow @vlad_mihalcea. Row type Reference cursor: 25. Crystal Reports uses this parameter to access and define the result set that the stored procedure returns. when I am calling the stored procedure from spotfire I am not able to get any data out. In an anonymous code block, the cursor_ref type is declared as one of the variable which will be used to output the cursor data. The cursor type takes the select statement based on the view studentClasses. In the past all of our stored procedures used to be in packages and had something like this:. 5 stored procedure which accept 2 parameters - dynamicSQL IN varchar2 - io_cursor IN OUT ref_cursor_type ( here TYPE ref_cursor_type IS REF CURSOR;) Procedure should only open cursor for dynamically defined SQL statement and return REF CURSOR via second parameter. I will try to keep the example as easy as possible so that all the PL/SQL learning enthusiasts out there can understand the process of creating a stored procedure easily. Summary: in this tutorial, you will learn how to use the PL/SQL cursor with parameters to fetch data based on parameters. Re:ORACLE--how to return dataset with stored procedure Your procedure should return a parameter of type REF CURSOR. A cursor varaiable can be opened of any query. in pl/sql it was working but ODP. Using REF CURSORs is one of the most powerful, flexible, and scalable ways to return query results from an Oracle Database to a client application. Run Operations Using REF CURSORS in Oracle Database using the WCF Service Model. In an interview for an Oracle PL/SQL developer job position, the interviewer asked what the difference between a cursor and a ref cursor was and when I would appropriately use each of these. I'm really just looking for a snippet of XML that defines a BDC method that executes a stored procedure sending it a parameter or two, that returns a result set. It represents a cursor or a result set in Oracle Database. Define the REF CURSOR type in a package, then reference that type in the parameter declaration for the stored procedure. Re: Problem calling Oracle Stored Procedure which returns ref cursor as output parameter using MS Apr 03, 2006 10:17 AM | khareabh | LINK I got the solution for the problem, it is simply that I need to name my OUT refcursor as cur_OUT, and the DAAB will automatically add it in the parameter list, to maintain the DB independency. How to call an Oracle function with a Ref Cursor as Out-parameter from C#? I'm using a product that provides a database API based on Oracle functions and I'm able to call functions via ODP. I'm looking for a way to display a ref cursor in toad, which I've retrieved from a stored function. To handle a result set inside a stored procedure, you use a cursor. However, we have some stored procedures that have optional parameters, but if we try and call them without specifying all parameters then we get a 'Wrong number or type of arguments' exception. Calling Oracle Procedure which returns Ref Cursor AS output PARAMETER in ado. Either Change the out paramter type or pass the open cursor to p_order. • The REF CURSOR parameter must be defined as IN OUT (read/write mode). The python script is my current workaround to parse the ref_cursor datatype into fme attributes. The new function can be queried in a SELECT as if it were a. Using Ref Cursors To Return Recordsets Since Oracle 7. FireDAC supports Oracle REF CURSOR, returned by Oracle PL/SQL anonymous blocks, stored procedures and functions. I have several oracle stored procedures that : a) Accept multiple input parameters and return multiple out parameters. The advantage that a ref cursor has over a plain cursor is that is can be passed as a variable to a procedure or a function. The trick is to make sure this stored procedure builds up the result in a REF CURSOR, and make this ref cursor a parameter! To illustrate this, I show you the code to get a list of all cities in a particular country (a lot of thanks to Philippe Clercq for writing this!). I have written some code to call a stored procedure which works fine, however there's an issue when I am calling stored procedure with Ref cursor as output parameter. Updated April 29, 2019. 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. How to receive data returned from a procedure in oracle as ref cursor in C#. Filling a DataSet Using One or More REF CURSORs: This example executes a PL/SQL stored procedure that returns two REF CURSOR parameters, and fills a DataSet with the rows that are returned. REF CURSOR also referred as Cursor Variables. Prior to 8i, the primary means of executing dynamic SQL or PL/SQL was via the DBMS_SQL package (which provided a low-level interface to dynamic cursors through its APIs). T-SQL Developer: How do I pass results out of a stored procedure? Oracle Developer: You use an out parameter. Question: In Oracle, I have a table called "wine" and a stored procedure that outputs a cursor based on the "wine" table. If that is possible then the ref cursor opened by a plsql program could also be available to the java stored procedure. The resulting cursor can be referenced from PL/SQL as follows:. I am new to both Oracle and Entlib. Also note that if you are using old versions you can create your own parameter name "cursor" with datatype as "java. Oracle's SYS_REFCURSOR type allows returning recordsets from stored procedures and functions. To retrieve the result set, you must define a REF CURSOR output parameter in a procedure or a function to pass the cursor back to your application. Test the REF CURSOR Procedure from within PL/SQL. It represents a cursor or a result set in Oracle Database. The sample is using oracle DB with DSS 3. We can then navigate through the Recordset object as usual. The ref cursor can be assigned to other ref cursor variables. My procedure is listed below and does not appear to be compatible with the Oracle Database Profile in Boomi: create or replace PROCEDURE TEST_ACCOUNT ( account_ref_cursor_o OUT sys_refcursor ) IS BEGIN OPEN account_ref_cursor_o FOR SELECT column1, column2 FROM ACCOUNT_DATA WHERE ROWNUM < 3 END TEST_ACCOUNT;. return (IDataReader) SqlHelper. So i was wondering is there any special way of doing things for ODP. CURSOR for a REF CURSOR. The DB Interface Module provides support for stored procedures that contain cursor variables. It represents a cursor or a result set in Oracle Database. Operations on Functions and Procedures with REF CURSOR Parameters in Oracle Database. PL/SQL Ref Cursors examples. Updated April 29, 2019. I created a entity called Customer in my model with the same columns and types that the ref cursor returns. A function is a subprogram that is used to return a single value. Using Ref Cursors The example below uses a ref cursor to return a subset of the records in the EMP table. The following shows an example of a strong REF CURSOR. Passing Ref Cursor as Parameter to Procedure: =====. When executing stored procedures with result sets, do not include the result set arguments (Oracle ref cursors) in the list of procedure parameters. Hi, I am not familar with oracle, so I am wondering whether Get_info is a command for it, in addition below code it to connect to oracle, please refer to:. Why the Problem Occurs. Thanks a lot, Carlos. NET DataReader object by using the. turn a cursor from the nested procedure to the outer procedure. Define the REF CURSOR type in a package, then reference that type in the parameter declaration for the stored procedure. Crystal Reports Oracle Stored Procedures and Crystal Reports with OUT parameters. I tried using both the FOR Loop and OPEN Cursor syntax, but it is not accessible. The Stored Procedure has five parameters. A REF CURSOR is a PL/SQL data type that represents a pointer to a server-side result set generated by executing a query. I am trying to call Oracle stored procedure which returns ref cursor, and i need to generate tree view from that returned data. It represents a cursor or a result set in Oracle Database. The OracleRefCursor object is a corresponding ODP. Open SYS_REFCURSOR for select from: 25. However, for the sake of example and mapping demonstration, I have one i_array IN nested table and one o_array OUT nested table as parameters to my procedure. Prior to 8i, the primary means of executing dynamic SQL or PL/SQL was via the DBMS_SQL package (which provided a low-level interface to dynamic cursors through its APIs). As we get more complicated, we can declare cursors with parameters. A REF cursor allows a cursor to be opened on the server and passed to the client as a unit, rather than one row at a time. We can use Script Component to execute oracle stored procedures with ref cursor as parameter(s) Add the output columns to the component. 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. Following method of EntityManager can be used to create an instance of StoredProcedureQuery with resultClasses argument to map records returned by a database cursor:. return (IDataReader) SqlHelper. We can then navigate through the Recordset object as usual. But Oracle Stored procedures do not return anything by design - other database systems like SQLServer and Postgres can, but not Oracle. In an interview for an Oracle PL/SQL developer job position, the interviewer asked what the difference between a cursor and a ref cursor was and when I would appropriately use each of these. NET type for the REF CURSOR type. 06/08/2017; 7 minutes to read; In this article. NET library (please don't ask why). Example 4 Stored Procedure to Open Ref Cursors with Different Queries To centralize data retrieval, you can group type-compatible queries in a stored procedure. For example, a procedure can open a cursor and use a ref cursor to return a subset of the records to the caller procedure or anonymous PL/SQL block. Now, lets say the sp takes an input parameter of p_name (where p_name is 'Smith' and it can return multilpe customers) and returns the p_cursor as the output parameter. I am wondering if anyone in this community knows the shorter way to return an Oracle Ref Cursor to a. Direction=ParameterDirection. net Step 1) Create a Oracle Procedure which returns Ref cursor. Is it possible to call a stored procedure in Oracle DB which has a Ref Cursor as in Input parameter using JDBC Call Procedure activity in Business Works? Is there any work around for this? ( I know how to call a procedure which has RefCursor as Output parameter) Thanks & Regards, Chinmaya Nanda. It represents a cursor or a result set in Oracle Database. Oracle stored procedure - registering out ref cursor: Date: Tue, 15 May 2007 13:38:13 GMT: Dear all, We are trying to map the following oracle stored procedure using the cayenne modeler. The OracleRefCursor is a corresponding ODP. dear all; I have a function in a package similar to this below. I also want to result one more out parameter result. Output; or direction could be returnvalue, inputoutput, input """" contains name of cursor being passed! in oracle procedure. First problem is that i am not able to call that procedure. The first out parameter is a number and the second out parameter is a ref cursor. I am new at this and i have two problems. How can I pass a table or table-valued parameter from SQL2008 to Oracle Procedure via Linked Server? 0 writing generic pipelined table PL/SQL function with sys_refcursor as in parameter. How to capture OUT and RETURN parameter values from a stored procedure in. The StoredProcedureQuery provides the required methods to set values of the IN parameters, execute the stored procedure and get the OUT parameter. Both are OUT SYS_REFCURSOR. I’m having issues using the StoredProcedureQuery class to return multiple Oracle REF_CURSORs. The following procedure opens a query using a SYS_REFCURSOR output parameter. T-SQL Developer: How do I pass results out of a stored procedure? Oracle Developer: You use an out parameter. I'm looking for a way to display a ref cursor in toad, which I've retrieved from a stored function. There is no limit on the number of input and output parameters that can be exchanged between an RWDBStoredProc and a PL/SQL procedure. When using an Oracle native connection, it is possible to report off the Oracle stored procedure that created within a package and also an Oracle stored procedure that references a weakly bound REF CURSOR. ¤ ¤ Is there any other method to pass data between stored procedure in oracle. OPEN v_data cursor FOR SELECT * FROM my_view WHERE v_security_id = bond_security_id AND v_date = dated; END; I have removed the ref cursor out parameter declared in Oracle , as in Mysql you can cannot pass a cursor as an out parameter. proc_Test (p_resultset=> My_cursor) How can I call the procedure when I have one more OUT parameter. 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. I’m using Oracle DB 12c, and Hibernate 5. I am looking forward an example that call a stored function/procedure with a REF CURSOR output parameter. An explicit cursor may accept a list of parameters. Where OUT and IN OUT are implemented as copy out and copy-in/copy out respectively, NOCOPY directs the compiler to not create a copy of a variable. This example executes a PL/SQL stored procedure that returns two REF CURSOR parameters, and reads the values using an OracleDataReader. I am trying to call Oracle stored procedure which returns ref cursor, and i need to generate tree view from that returned data. All the samples I found so far either call a procedure with Out-parameter or a function with the Ref Cursor as return. After spending three days trying to figure out how to call an Oracle Stored Procedure / Function I was able to get it to work, returning a result set and returning output parameter. Vote Up 0 Vote. The python script is my current workaround to parse the ref_cursor datatype into fme attributes. I am using Oracle client and server 10g. CURSOR For every SQL statement execution certain area in memory is allocated. I was under the impression from previous postings on this list that Oracle's ref cursors get closed automaticall Oracle SP Hi, I'm using PB 10. T-SQL Developer: How do I pass results out of a stored procedure? Oracle Developer: You use an out parameter. Final) does not seem to work with ref cursor so we are going to use EclipseLink as JPA provider. Oracle Passed variable can be in 3 format In, In Out , Out, where In parameter can not be changed inside the Oracle stored procedure/Function while the In out and. The cursor variable is specified as an IN OUT parameter so that the result set is made available to the caller of the procedure:. If you wish to use Put_Line, you’ll need to form the code in a PLSQL. Using Ref Cursors To Return Recordsets Since Oracle 7. But with ODP. Is it possible to call such a procedure from. This section discusses the following aspects of using the REF CURSOR datatype and OracleRefCursor objects:. I have been unable to find any info on how to call a proc that returns a pl/sql. 5, this feature is broken on Mac OS X. turn a cursor from the nested procedure to the outer procedure. So with ref cursors, resultMap and/or resultType is usually not used. Like the other HTML procedures we've seen, it simply opens a cursor, loops, and prints each row by calling print_xml_tag. Could anybody help me with some sample code to access stored procedure inside Oracle database using EntLib which returns a Ref cursor as output parameter? Thanks. May 15, 2012. Note:Unlike Static cursors Ref cursors are used for dynamic queies. Oracle - 3072 Oracle interview questions and 9576 answers by expert members with experience in Oracle subject. Optionally, we can also give a default value for the parameter, which will take effect if no value is passed to the cursor. That is, if my understanding of a ref cursor is correct. In which case you will just close that variable. After spending three days trying to figure out how to call an Oracle Stored Procedure / Function I was able to get it to work, returning a result set and returning output parameter. First of all this procedure don't need anything as IN parameter because, all it needed is fetched from triggering cursor. We uncheck the “Test Result” flag for the test implementation, so that Oracle won’t use the dynamic value query to test our ref cursor, and create a “User Pl/Sql Code” for the validation. RefCursor (if using the Oracle ODP provider), or OracleType. Prior to 8i, the primary means of executing dynamic SQL or PL/SQL was via the DBMS_SQL package (which provided a low-level interface to dynamic cursors through its APIs). b) Accept multiple input parameters and return a REF CURSOR as out parameter. And you are correct that you cannot close the cursor within the stored procedure. Summary: in this tutorial, you will learn how to use the PL/SQL cursor with parameters to fetch data based on parameters. It rather passes it as a reference. cursor c7 (v_key varchar2) is. This provides the capability to modularize the operations on a cursor into separate programs by passing a cursor variable between programs. /* *Create a package body* */ create or replace package body pkg_products is--The package is not stored in the process procedure proc_GetAllProducts(cur_set out cursor_pdt) as begin--The cursor is opened, due to the use of the ref treatment may be postponed to the client cursor when the cursor is defined open cur_set for select id, name. you can create your own procedures in Oracle. I find tons of examples for getting a ref cursor OUT of a stored procedure. Delphi and ORACLE REF CURSOR. A cursor is passed a parameter in very much the same way a procedure is passed a parameter except that the parameter can only be IN mode. Unfortunately there is no support for ref_cursors as an input parameter, only as output parameters. The procedure returns the record set for the employees belonging to a particular department ID, that is passed as the procedure's input using the OPEN FOR statement. For example, if I had the following stored procedure create or replace procedure testprocedure (result OUT sys_refcursor) as begin open result for select 1 from dual union all select 2 from dual; end;. the stored procedure returns. You do not need to bind the Ref Cursor as an output parameter when you prepare the callable statement. 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. We just started working with the dotConnect for Oracle and are working with the Entity framework. When i add the parameter, i do not know what size the array will be. Example Setting up oracle database. An IN parameter is used as input only. Hi, I'm new to toad and oracle. Help Calling Oracle stored procedure ref cursor in esql Post subject: Help Calling Oracle stored procedure ref cursor in returns 3 dynamic results in 3 Out. Also note that if you are using old versions you can create your own parameter name "cursor" with datatype as "java. The mode of a parameter indicates whether the parameter passes data to a procedure (IN), returns data from a procedure (OUT), or can do both (IN OUT). Ref cursor in oracle is a data type and WSO2 DSS support this data type to be called. Until Oracle has retrieved all the rows then by definition it does not have an accurate record of how many there are. Any suggestions?. Instead, you can have ref cursor as one of the parameter of procedure or return from the function. A cursor variable is a reference to the work area, but the explicit cursor names the work area. 1 Using a REF CURSOR to retrieve a ResultSet.