Plsql code to insert data in table

Question

HI
I want to write a procedure in such a way that
If IMDMMANUFACTURER_VM table exit
then
insert into IMDMMANUFACTURER_dummy table from IMDMMANUFACTURER_VM
else
insert into IMDMMANUFACTURER_dummy table from IMDMMANUFACTURER table
how I write the code in plsql?
Thanks in adv

Answer 1

Hi Blu
i accept there is a declaration error there.. but Blu.. it had worked for me... then one
doubt , why we have to use Dynamic SQL for a DML statement even after knowing all the parameters of the
statement.
Pl correct me if my perspective is wrong
SQL*Plus: Release 9.0.1.0.1 - Production on Mon Sep 15 20:06:10 2008
(c) Copyright 2001 Oracle Corporation.  All rights reserved.
Connected to:
Oracle9i Enterprise Edition Release 9.0.1.1.1 - Production
With the Partitioning option
JServer Release 9.0.1.1.1 - Production
SQL> select table_name
  2  from all_tables
  3  where table_name like 'emp_aasi%';
no rows selected
SQL> desc test1;
Name                                      Null?    Type
A                                                  VARCHAR2(4)
B                                                  NUMBER(2)
SQL> select * from test1;
no rows selected
SQL> DECLARE
  2  v_count NUMBER;
  3  BEGIN
  4  v_count :=0;
  5 
  6  SELECT COUNT(1) INTO v_count
  7  FROM All_Tables
  8  WHERE table_name='emp_aasign';
  9 
10  IF v_count > 1 THEN
11  INSERT INTO test1 ( SELECT '1', '2' FROM dual);
12  ELSE
13  INSERT INTO test1 ( SELECT '3', '4' FROM dual);
14  END IF;
15  END;
16  /
PL/SQL procedure successfully completed.
SQL> select * from test1;
A             B
3             4
SQL>