Can you display ref cursor results in the sql editor window. The ref cursor can be assigned to other ref cursor variables. It represents a cursor or a result set in oracle database. Therefore, it can potentially be referenced in a similar way to other program. How to test a oracle stored procedure with ref cursor from sqlplus or sql developer. I would like to check the output by running the procedure in sql developer. Sqlplus refcursor bind variables allow sqlplus to fetch and format the results of a select statement contained in a plsql block. In this chapter, you will learn about reports that include the plsql datatype ref cursor. A ref cursor is a plsql data type that represents a pointer to a serverside result set generated by executing a query. He is also the first recipient of odtugs lifetime achievement award 2009. Defining cursor variables ref cursor return clause. A ref cursor is a pl sql data type whose value is the memory address of a query work area on the database. A cursor variable is a pointer that distinguishes the current row in a resultset from a multirow query.
Net type for the ref cursor type this section discusses the following aspects of using the ref cursor data type and oraclerefcursor objects obtaining an. I have just opened the ref cursor with one sql here for this example but it is built dynamically based on the input values. Ref cursors are represented through the oraclerefcursor odp. Since with a refcursor you explicitly open the cursor you cannot use a cursorfor loop. Test ref cursor in plsql developer allround automations.
Create anonymous block to execute the stored procedure. A strongly typed cursor anchors the output of a query to a table or view, and typically anchors itself to a package or local user defined type udt of a. I am trying to run simple procedure in sql developer 4. If you want to access the values in sqlplus sql dev, pass a refcursor variable. Video repair corrupt sql database with stellar phoenix sql database repair software.
Creating a plsql stored procedure that uses ref cursors. I have to execute an oracle stored procedure from test complete that returns a refcursor, i tried different ways with parameter object and also using the record set my stored procedure exm create or replace procedure testproc retcur out globalpkg. Returning a ref cursor from a procedure plsql this example demonstrates how to define and open a ref cursor variable, and then pass it as a procedure parameter. Oracle stored procedure is one kind of plsql program unit. To read more about ref cursor i have created a package to explain few different ref cursor examples. This example executes a plsql stored procedure that returns two ref cursor parameters, and fills a dataset with the rows that are returned.
You create and return a ref cursor inside a plsql code block. Test red cursor from sql developer step 3 in the message window you have to choose output variables conclusion. Operations on functions and procedures with ref cursor parameters in oracle database. Call stored procedure returning a ref cursor fme community. Cursor variables are created by defining a variable of the ref cursor type variable. Operations on functions and procedures with ref cursor.
A ref cursor is a reference to a result set that resides in server memory. In contrast, explicit cursors are tied to individual queries. Most of the ref cursors can be tested with either of the method. 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. There are two types of cursor variable 1week ref cursor. Using ref cursor in oracle sql developer stack overflow. The cursor variable is specified as an in out parameter so that the result set is made available to the caller of the procedure. Ask tom return values from a plsql table into a ref cursor. Sql developer viewing ref cursor output oracle community. Plsql programs passing a result set between proceduresfunctions in oracle to. Plsql procedural language for sql is oracle corporations procedural extension for sql. Refcursor bind variables can also be used to reference plsql cursor variables in stored procedures.
Async callbackand sync get singleton with serialization what is importance of readresolve in serialization in java. A cursorfor loop is an implicit open, a fetchloop and an implicit close of a cursor. How to test a oracle stored procedure with ref cursor from. The contents of the plsql table are not returnable by a single sql statement. Normally a cursor is a static thing, it points to a query. They are either weakly or strongly typed plsql only data types. Net developer and others decided to cache it for theri own. The two ref cursors will return results to a web page, but wed like to test it before we build the page. You cannot define the same cursor more than stead you can only use it. Net type for the ref cursor type this section discusses the following aspects of using the ref cursor datatype and oraclerefcursor objects obtaining an.
Steven feuerstein is oracle corporations developer advocate for pl sql. In essence, a ref cursor is a pointer or a handle to a result set on the database. Ask tom how do i see the contents of the refcursor if i. Filling a dataset using one or more ref cursors ado. 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 a ref cursor is a plsql data type whose value is the memory address of a query work area on the database. This example executes a plsql stored procedure that returns two ref cursor parameters, and reads the values using an oracledatareader. Sql developer viewing ref cursor output 630407 mar 26, 2008 5. When a ref cursor is opened, no data is initially returned to the client. This microsoft visual basic example executes a plsql stored procedure that returns two ref cursor parameters, and fills a dataset with the rows that are returned.
After successful configuration publish the report to the server and check the output. Execute following blocks and see the output as total salary. The ref cursor is a datatype in the oracle plsql language. Cursor variables can point to a variety of queries provided the queries have a suitable return type. Cursor variables can be quite handy when sharing result sets between two. The most important benefit of a cursor variable is that it enables passing the result of a query between plsql programs. Thanks for the comments while this is indeed pretty simple for a sql statement like this, it gets substantially more messy when im doing a complex query covering multiple tables. After executing the test script, press the value button of the variable to open a window with the cursor result set. Reference cursor in oracle sql developer stack overflow. I have a function which returns ref cursor i would like to export the output to an excel file. This creates a template with the input and output params which you need to modify. A cursor is a pointer to a private sql area that stores information about the. So far in this series we have covered the concepts of strong as well as weak ref cursor.
The ref cursor is a data type in the oracle plsql language. There you see we send a parameter with oracletypes. Cursor variables have several advantages over explicit cursors including. Weve got a procedure that returns two ref cursors, and wed like to figure out how to test them in plsql developer 6. Ask tom how to test a function returning a ref cursor from. How to test a oracle stored procedure with ref cursor from sql plus or sql developer kafka java producer and consumer. How to test a oracle stored procedure with ref cursor from sql. No sqlplus commands like print or slashes are allowed, just plsql.
Can you display ref cursor results in the sql editor. Cursor variables advanced oracle plsql developers guide. Pass a cursor variable back to the host environment that called the program unitthe result set can be consumed for display or other processing. A ref cursor can have an arbitrary query associated with it. By following the steps in this chapter, you can generate the report output shown in figure 401. I am using oracle sql developer, but i am having an issue seeing results from a package that returns a ref cursor. A ref cursor is a variable, defined as a cursor type, which will point to, or reference a cursor result.
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