One single insert for multiple inserts if the tables in from are same

Question

Hi all,
Can I have a single insert for below 3 insert stm.
declare
v_z number;
begin
v_z :=0.0;
INSERT INTO rd_carry_new1
SELECT  s.ssm_id,
     s.ssm_id as adjusted_cusip,
     v_z as rolldown, --= @zero,                     
     v_z as oas, --=@zero,                     
     nvl(srm.carry_rate, 0.0) as carry,
     v_z as finance_rate, --= @zero,                           
     v_z as price_drop, --= @zero,
     sw.heldby_pco_sw,
     v_z as carry_bk1, --= @zero,        -- place holders for interim results
     v_z as carry_bk2, --= @zero,
     'Y              ' AS r_srm_flag,     --r_srm_flag     = "Y              ", /*-- Indicates value from SRM, stale these should not be updated at any point*/
     'Y              ' AS o_srm_flag,     --o_srm_flag     = "Y              ",
     'Y              ' AS c_srm_flag,     --c_srm_flag     = "Y              ",
     'Y              ' AS f_srm_flag,     --f_srm_flag     = "Y              "
     'SRM' AS oas_method                         --,          oas_method='SRM'
FROM  sec_tab_sdb s,
  sr_measures srm,
  sec_sw sw
WHERE s.ssm_id = srm.ssm_id
AND   s.ssm_id = sw.ssm_id;
insert into rd_finance_new1
select  s.ssm_id,
     v_z as rolldown,                     
     v_z as oas,                     
     v_z as carry,                        
     nvl(srm.financing_rate,0) as finance_rate,    
     v_z as price_drop,
     sw.heldby_pco_sw,
     v_z as rolldown_bk1,        -- place holders for interim results
     v_z as rolldown_bk2,
     'SRM'  as finance_method, -- audit for financing_rate queries
     'Y              ' as r_srm_flag,    -- Indicates value from SRM, stale these should not be updated at any point
     'Y              ' as o_srm_flag,
     'Y              ' as c_srm_flag,
     'Y              ' as f_srm_flag
from  sec_tab_sdb s,
  sr_measures srm,
  sec_sw sw
where s.ssm_id = srm.ssm_id
and   s.ssm_id = sw.ssm_id;
insert into  pco_on.rd_rolldown_new1
select s.ssm_id,
        nvl(srm.rolldown,0) as rolldown,    
        v_z as oas,                     
        v_z as carry,                          
        v_z as finance_rate,                           
        v_z as price_drop,
        sw.heldby_pco_sw,
        v_z as rolldown_bk1,             -- place holders for interim results
        v_z as rolldown_bk2,
        'Y              ' as r_srm_flag,   -- Indicates value from SRM, stale these should not be updated at any point
        'Y              ' as o_srm_flag,     
        'Y              ' as c_srm_flag,     
        'Y              ' as f_srm_flag,     
        'SRM'        as  rolldown_method
from  sec_tab_sdb s,
  sr_measures srm,
  sec_sw sw
where s.ssm_id = srm.ssm_id
and   s.ssm_id = sw.ssm_id;
end;

Answer 1

try this please
INSERT ALL
INTO RD_CARRY_NEW1 VALUES
    SSM_ID,
    ROLLDOWN,
    OAS,
    carry,
    finance_rate,
    price_drop,
    heldby_pco_sw,
    rolldown_bk1,
    rolldown_bk2,
    r_srm_flag,
    o_srm_flag,
    c_srm_flag,
    F_SRM_FLAG,
    rolldown_method
INTO RD_FINANCE_NEW1 VALUES
    SSM_ID,
    ROLLDOWN,
    OAS,
    carry,
    finance_rate,
    price_drop,
    heldby_pco_sw,
    rolldown_bk1,
    rolldown_bk2,
    r_srm_flag,
    o_srm_flag,
    c_srm_flag,
    F_SRM_FLAG,
    rolldown_method
INTO PCO_OWN.RD_ROLLDOWN_NEW1 VALUES
    SSM_ID,
    ROLLDOWN,
    OAS,
    carry,
    finance_rate,
    price_drop,
    heldby_pco_sw,
    rolldown_bk1,
    rolldown_bk2,
    r_srm_flag,
    o_srm_flag,
    c_srm_flag,
    F_SRM_FLAG,
    rolldown_method
SELECT s.ssm_id,
  NVL(srm.rolldown,0) AS rolldown,
  v_zero              AS oas,
  v_zero              AS carry,
  v_zero              AS finance_rate,
  v_zero              AS price_drop,
  sw.heldby_pco_sw,
  v_zero            AS rolldown_bk1,
  v_zero            AS rolldown_bk2,
  'Y              ' AS r_srm_flag,
  'Y              ' AS o_srm_flag,
  'Y              ' AS c_srm_flag,
  'Y              ' AS f_srm_flag,
  'SRM'             AS rolldown_method
FROM sec_tab_sdb s,
  sr_measures srm,
  sec_sw sw
WHERE s.ssm_id = srm.ssm_id
AND s.ssm_id   = sw.ssm_id;