SQL>INSERTINTO EMP VALUES (7934, 'MILLER', 'CLERK', 7782,TO_DATE('23-JAN-1982', 'DD-MON-YYYY'), 1300, NULL, 10); 1 row created. SQL> SQL> SQL>CREATEOR REPLACEPROCEDUREshowemps (where_in IN VARCHAR2 := NULL) 2 IS 3 TYPE cv_typ IS REF CURSOR; 4 cv cv_typ; 5 v_nm emp...
After analyzing, plpgsql extension will finally invokepg_plan_queriesto generate the execution plan. Forselect * from orders, plpgsql invokesSPI_cursor_open_with_paramlist, ExecInterpExpr // step in plpgsql_call_handler plpgsql_exec_function exec_toplevel_block exec_stmt_block exec_stmts exec_stmt...
I'd suggest you break the problem down into simpler units. One issue is how to concatenate the text values into a single CLOB. I wrote a stand-alone function to do just that: create or replace function assemble_clob(p_from in number, p_to in number) return clob is v_clob clob; --...
How to write SQL/PL scripts to create users and tables and then run them in Oracle?PL/SQL Script to Implement CREATE USER and CREATE TABLE command:PL/SQL programming block allows creating users and tables. Also, several DBMS permissions can be assigned to the user as r...
CURSOR MYCURSOR(someid number) IS FOR I IN MYCURSOR LOOP -- stmts; END LOOP; To - -- cursor definition for MYCURSOR DECLARE CURSOR MYCURSOR FOR -- select query OPEN MYCURSOR; loop_mycursor: LOOP FETCH MYCURSOR INTO variables --(a,b,c where a b c have been declared...
You can create a macro to record the following steps. You can then replay the macro later to re-create the chunk file or to modify the macro in a text editor to change the build number and any other details. To create a chunk file, follow these steps in Dexterity Utilities: On the ...
Create explicit cursors when writing a PL/SQL application. When writing precompiler programs, increasing the number of cursors usingMAX_OPEN_CURSORScan often reduce the frequency of parsing and improve performance. See Also: "Using Cursors within Applications" ...
After the preparation or final phase is complete, query plans that are stored in the plan cache might be invalidated. The lifetime of a cursor declared on a table that is involved in an online index operation is limited by the online index phases. Update cursors are invalidated at each phas...
Alternative for OR in WHERE clause Alternative for PIVOT Alternative of CURSOR in SQL to improve performance ? alternative query for in clause Alternative to Full Outer Join Alternative to Row_Number Query Alternative way STUFF for XML PATH ('') ? Am getting an error when i run this code Amb...
I am designing a form in VB.net where by a user is required to input the number of rows and the number of columns that he want the datagridview to have. Once the user inputs the number of rows and the number of columns, the datagridview should be created with the number of rows ...