GL to AP (Payable) Query

GL to AP (Payable) Query....
Q1:--------------------------------------------------------------------------------------------
SELECT GJH.NAME,
       GJH.DESCRIPTION,
       TO_CHAR(GJH.DEFAULT_EFFECTIVE_DATE, 'dd-MON-yyyy') EFF_DATE,
       DECODE (XTE.ENTITY_CODE,
               'AP_INVOICES', PV.VENDOR_NAME,
               (SELECT AC.VENDOR_NAME
                  FROM AP_CHECKS_ALL AC
                 WHERE XTE.SOURCE_ID_INT_1 = AC.CHECK_ID)
       ) PARTY,
       AIA.INVOICE_NUM DOC_SEQUENCE_VALUE,
       GJH.JE_CATEGORY,
       XAL.ACCOUNTED_DR ACCOUNTED_DR,
       XAL.ACCOUNTED_CR ACCOUNTED_CR,
       GJL.JE_HEADER_ID,
       XAL.PARTY_TYPE_CODE,
       GJH.JE_SOURCE,
       GJH.PERIOD_NAME,
       GCC.SEGMENT5,
       GJL.JE_LINE_NUM,
       GJH.DEFAULT_EFFECTIVE_DATE
  FROM GL_JE_BATCHES GJB,
       GL_JE_HEADERS GJH,
       GL_JE_LINES GJL,
       GL_CODE_COMBINATIONS GCC,
       GL_IMPORT_REFERENCES GIR,
       XLA_AE_LINES XAL,
       XLA_AE_HEADERS XAH,
       XLA.XLA_TRANSACTION_ENTITIES XTE,
       AP_INVOICES_ALL AIA,
       PO_VENDORS PV
 WHERE GJB.JE_BATCH_ID = GJH.JE_BATCH_ID
   AND GJH.JE_HEADER_ID = GJL.JE_HEADER_ID
   AND GJL.CODE_COMBINATION_ID = GCC.CODE_COMBINATION_ID
   AND GJL.JE_HEADER_ID = GIR.JE_HEADER_ID
   AND GJL.JE_LINE_NUM = GIR.JE_LINE_NUM
   AND GIR.GL_SL_LINK_ID = XAL.GL_SL_LINK_ID
   AND GIR.GL_SL_LINK_TABLE = XAL.GL_SL_LINK_TABLE
   AND XAL.AE_HEADER_ID = XAH.AE_HEADER_ID
   AND XTE.APPLICATION_ID = XAH.APPLICATION_ID
   AND XTE.ENTITY_ID = XAH.ENTITY_ID
   AND AIA.INVOICE_ID(+) = XTE.SOURCE_ID_INT_1
   AND AIA.VENDOR_ID = PV.VENDOR_ID(+)
   AND GJL.STATUS = 'P'
   AND GCC.SEGMENT5 = NVL (:ACCOUNT_ID, GCC.SEGMENT5)
   AND TRUNC (GJH.DEFAULT_EFFECTIVE_DATE)
          BETWEEN NVL (:PERIOD_FROM, TRUNC (GJH.DEFAULT_EFFECTIVE_DATE))
              AND NVL (:PERIOD_TO, TRUNC (GJH.DEFAULT_EFFECTIVE_DATE))
  AND GJH.JE_SOURCE = 'Payables'
-------------------------------------------------------------------------------------------------------
Q2:- --------------------------------------------------------------------------------------------------

SELECT
  GJH.DESCRIPTION JV_HEADER_DESCRIPTION,
  GJH.NAME JV_NAME,
  GJH.JE_CATEGORY,
  GJH.JE_SOURCE,
  GJH.PERIOD_NAME,
  NVL(XAL.ACCOUNTED_CR,0) GL_CR,
  NVL(XAL.ACCOUNTED_DR,0) GL_DR,
  GJL.DESCRIPTION JV_LINE_DESCRIPTION,
  XAH.EVENT_TYPE_CODE,
  XAH.DESCRIPTION SLA_DESCRIPTION,
  XAL.AE_LINE_NUM,
  XAL.ACCOUNTING_DATE GL_DATE,
  ASUP.VENDOR_NAME,
  TO_CHAR(ACA.CHECK_NUMBER),
  ACA.CHECK_DATE,
  ACA.DOC_SEQUENCE_VALUE VOUCHER_NUMBER,
  ACA.CREATION_DATE VOUCHER_DATE,
  DECODE(XAL.ACCOUNTED_CR,NULL,XAL.ACCOUNTED_DR,0)  RECEIPT,
  DECODE(XAL.ACCOUNTED_DR,NULL,XAL.ACCOUNTED_CR,0) PAYMENT
FROM
  XLA_AE_HEADERS XAH,
  XLA_AE_LINES XAL,
  GL_JE_LINES GJL,
  GL_IMPORT_REFERENCES GIR,
  GL_JE_HEADERS GJH,
  GL_CODE_COMBINATIONS GCC,
  AP_SUPPLIERS ASUP,
  AP_CHECKS_ALL ACA
WHERE
  XAH.AE_HEADER_ID=XAL.AE_HEADER_ID AND
  GJL.JE_LINE_NUM = GIR.JE_LINE_NUM AND
  GJL.JE_HEADER_ID = GIR.JE_HEADER_ID AND
  GIR.GL_SL_LINK_TABLE = XAL.GL_SL_LINK_TABLE AND
  GIR.GL_SL_LINK_ID = XAL.GL_SL_LINK_ID AND
  GJL.JE_HEADER_ID=GJH.JE_HEADER_ID  AND
  GJL.CODE_COMBINATION_ID=GCC.CODE_COMBINATION_ID AND
  ASUP.VENDOR_ID(+)=XAL.PARTY_ID AND
  ACA.DOC_SEQUENCE_ID(+)=XAH.DOC_SEQUENCE_ID AND
  ACA.DOC_SEQUENCE_VALUE(+)=XAH.DOC_SEQUENCE_VALUE AND
  GCC.SEGMENT5=NVL(:P_ACC_NUM,GCC.SEGMENT5)  AND
  TRUNC(GJH.DEFAULT_EFFECTIVE_DATE) BETWEEN NVL(:P_FROM_DATE,TRUNC(GJH.DEFAULT_EFFECTIVE_DATE)) AND NVL(:P_TO_DATE,TRUNC(GJH.DEFAULT_EFFECTIVE_DATE)) AND
  GJH.STATUS='P' AND
  GJH.JE_SOURCE='Payables'