Maximum number of opened cursors for an instance is limited by parameter. session_cached_cursors sizing - dba-oracle.com To keep a renegade session from filling up the library cache, or clogging the CPU with millions of parse requests, we set the parameter OPEN_CURSORS. 3. on the DB server, login as sysdba: su - oracle sqlplus / as sysdba For username give / as sysdba. The maximum number of open cursors in an oracle database can be determined by the following query. For more information about Oracle (NYSE:ORCL), visit oracle.com. Quick Overview of Shared Pool Tuning - Oracle in Action It comes into action only when the user does not specify the argument for the parameter while opening the cursor. Or, pass in a collection: create or replace PROCEDURE get_Sample_request ( in_request_status IN SYS.ODCIVARCHAR2LIST, out_cursor OUT SYS_REFCURSOR ) AS sql_qry VARCHAR2 (150); emp_tot NUMBER (3); BEGIN OPEN out_cursor FOR SELECT * FROM user_requests WHERE request_status IN (SELECT column_value FROM TABLE (in_request_status)); END get_Sample . SQL> show parameter open_cursors NAME TYPE VALUE ----- ----- ----- open_cursors integer 300. CREATE OR REPLACE PACKAGE types AS TYPE cursor_type IS REF CURSOR; END Types; / 11g Updates. Somebody must have increased the default a lot in Oracle 12.2.0.1 - to accommodate thousands of PDBs. Node-oracledb: avoiding "ORA-01000: maximum open cursors ... - Oracle Blogs Tune OPEN_CURSORS parameter in Oracle - Smart way of Technology The Oracle initialization parameter OPEN_CURSORS specifies the number of cursors a session can have open at any one time. Second, open the c_sales cursor. To keep a renegade session from filling up the library cache or clogging the CPU with millions of parse requests, the OPEN_CURSORS database parameter must be set to limit the cursors. Here are 3 ways to do it. how to pass where in clause values in stored procedure in Oracle Sql SQL> alter session set sql_trace=false; Session altered. Cursors in Oracle DBMS. System modifiable dynamic - alter system set: SQL> alter system set sql_trace=true; System altered.

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