XML Data - Caliculate fields

Question

Hi,
I customizating a Oracle Report which is XML Output.
I am getting a Invoice Description field and it is printing in the XML Output.
I want to create another field/tag in the Output which print some part of the Invoice description as example given below.
Invoice Description from database.
Petty cash payment on 14-04-2009 $NARVA$
Petty cash payment on 13-04-2009 $KUMAT$
XML Output.
Invoice Description               UserName
Petty cash payment on 14-04-2009     NARVA
Petty cash payment on 13-04-2009     KUMAR
Username is shown as separte field in the XML OUTPUT. How to use character functions to extract the Username from Invoice Description
Regards/Prasanth

Answer 1

var xmlInput  clob
begin
:xmlInput :=('<?xml version="1.0" encoding="windows-1256"?>
<XLAAPRPT>
<P_DEFINITION_CODE>AP_200_1</P_DEFINITION_CODE><P_JOURNAL_SOURCE>Payables</P_JOURNAL_SOURCE><P_START_DATE>2009-01-01 00:00:00.0</P_START_DATE><P_AS_OF_DATE>2009-04-30 00:00:00.0</P_AS_OF_DATE><P_THIRD_PARTY_ID>195#$S</P_THIRD_PARTY_ID><P_SHOW_TRX_DETAIL_FLAG>N</P_SHOW_TRX_DETAIL_FLAG><P_INCL_WRITE_OFF_FLAG>N</P_INCL_WRITE_OFF_FLAG><P_COA_ID>50228</P_COA_ID><P_ACCT_BALANCE>YEAR_TO_DATE</P_ACCT_BALANCE><P_SECURITY_FLAG>Y</P_SECURITY_FLAG>
<LIST_G_PARAM>
<G_PARAM>
<REPORT_DEFINITION>Liabilities Payables, Samim Group UAE</REPORT_DEFINITION>
<JOURNAL_SOURCE>Payables</JOURNAL_SOURCE>
<START_DATE>2009-01-01</START_DATE>
<AS_OF_DATE>2009-04-30</AS_OF_DATE>
<THIRD_PARTY_NAME>Soga Glass Co. Ltd.</THIRD_PARTY_NAME>
<SHOW_APPLIED_TRX_DETAIL>No</SHOW_APPLIED_TRX_DETAIL>
<INCLUDE_WRITE_OFF>No</INCLUDE_WRITE_OFF>
<ACCOUNT_FROM/>
<ACCOUNT_TO/>
<ACCOUNT_BALANCE>Year to Date</ACCOUNT_BALANCE>
</G_PARAM>
</LIST_G_PARAM>
<LIST_G_TRANSACTION>
<G_TRANSACTION>
<ACCOUNT>01.000.000.000.000.00.0.33204.000</ACCOUNT>
<GL_BALANCE>-4729148.4</GL_BALANCE>
<CODE_COMBINATION_ID>4159</CODE_COMBINATION_ID>
<BALANCING_SEGMENT_VALUE>01</BALANCING_SEGMENT_VALUE>
<BALANCING_SEGMENT_DESC>ASGT</BALANCING_SEGMENT_DESC>
<NATURAL_ACCOUNT_SEGMENT_VALUE>33204</NATURAL_ACCOUNT_SEGMENT_VALUE>
<NATURAL_ACCOUNT_SEGMENT_DESC>Partners" accounts others</NATURAL_ACCOUNT_SEGMENT_DESC>
<COST_CENTER_SEGMENT_VALUE>000</COST_CENTER_SEGMENT_VALUE>
<COST_CENTER_SEGMENT_DESCR>CNA</COST_CENTER_SEGMENT_DESCR>
<MANAGEMENT_SEGMENT_VALUE/>
<MANAGEMENT_SEGMENT_DESC/>
<INTERCOMPANY_SEGMENT_VALUE/>
<INTERCOMPANY_SEGMENT_DESC/>
<LEDGER_ID>1</LEDGER_ID>
<LEDGER_NAME>Samim Group UAE</LEDGER_NAME>
<LEDGER_SHORT_NAME>SAMIMSOB</LEDGER_SHORT_NAME>
<LEDGER_CURRENCY_CODE>AED</LEDGER_CURRENCY_CODE>
<THIRD_PARTY_NAME>Soga Glass Co. Ltd.</THIRD_PARTY_NAME>
<THIRD_PARTY_NUMBER>195</THIRD_PARTY_NUMBER>
<THIRD_PARTY_TYPE/>
<THIRD_PARTY_TYPE_CODE/>
<THIRD_PARTY_SITE_NAME/>
<SOURCE_ENTITY_ID>2785431</SOURCE_ENTITY_ID>
<SOURCE_TRX_APPLICATION_ID>200</SOURCE_TRX_APPLICATION_ID>
<SOURCE_TRX_APPLICATION_NAME>Payables</SOURCE_TRX_APPLICATION_NAME>
<SOURCE_TRX_TYPE>AP Invoices</SOURCE_TRX_TYPE>
<SOURCE_TRX_NUMBER>F405R</SOURCE_TRX_NUMBER>
<SOURCE_TRX_GL_DATE>2008-06-29</SOURCE_TRX_GL_DATE>
<SOURCE_TRX_CURR>USD</SOURCE_TRX_CURR>
<SRC_ENTERED_UNROUNDED_ORIG_AMT>326.01</SRC_ENTERED_UNROUNDED_ORIG_AMT>
<SRC_ENTERED_UNROUNDED_REM_AMT>-326.01</SRC_ENTERED_UNROUNDED_REM_AMT>
<SRC_ENTERED_ROUNDED_ORIG_AMT>326.01</SRC_ENTERED_ROUNDED_ORIG_AMT>
<SRC_ENTERED_ROUNDED_REM_AMT>-326.01</SRC_ENTERED_ROUNDED_REM_AMT>
<SRC_ACCTD_UNROUNDED_ORIG_AMT>326.01</SRC_ACCTD_UNROUNDED_ORIG_AMT>
<SRC_ACCTD_UNROUNDED_REM_AMT>-326.01</SRC_ACCTD_UNROUNDED_REM_AMT>
<SRC_ACCTD_ROUNDED_ORIG_AMT>326.01</SRC_ACCTD_ROUNDED_ORIG_AMT>
<SRC_ACCTD_ROUNDED_REM_AMT>-326.01</SRC_ACCTD_ROUNDED_REM_AMT>
<USER_TRX_IDENTIFIER_NAME_1>Party Name</USER_TRX_IDENTIFIER_NAME_1>
<USER_TRX_IDENTIFIER_NAME_2>Party Site Name</USER_TRX_IDENTIFIER_NAME_2>
<USER_TRX_IDENTIFIER_NAME_3>Invoice Number</USER_TRX_IDENTIFIER_NAME_3>
<USER_TRX_IDENTIFIER_NAME_4>Invoice Amount</USER_TRX_IDENTIFIER_NAME_4>
<USER_TRX_IDENTIFIER_NAME_5>Due Days</USER_TRX_IDENTIFIER_NAME_5>
<USER_TRX_IDENTIFIER_NAME_6>Invoice Ledger Amount</USER_TRX_IDENTIFIER_NAME_6>
<USER_TRX_IDENTIFIER_NAME_7>Payment Status</USER_TRX_IDENTIFIER_NAME_7>
<USER_TRX_IDENTIFIER_NAME_8>Invoice Date</USER_TRX_IDENTIFIER_NAME_8>
<USER_TRX_IDENTIFIER_NAME_9>Cancelled Date</USER_TRX_IDENTIFIER_NAME_9>
<USER_TRX_IDENTIFIER_NAME_10>Invoice Description</USER_TRX_IDENTIFIER_NAME_10>
<USER_TRX_IDENTIFIER_VALUE_1>Soga Glass Co. Ltd.</USER_TRX_IDENTIFIER_VALUE_1>
<USER_TRX_IDENTIFIER_VALUE_2>CHINA ROYALTIES</USER_TRX_IDENTIFIER_VALUE_2>
<USER_TRX_IDENTIFIER_VALUE_3>F405R</USER_TRX_IDENTIFIER_VALUE_3>
<USER_TRX_IDENTIFIER_VALUE_4>326.01</USER_TRX_IDENTIFIER_VALUE_4>
<USER_TRX_IDENTIFIER_VALUE_5>0</USER_TRX_IDENTIFIER_VALUE_5>
<USER_TRX_IDENTIFIER_VALUE_6/>
<USER_TRX_IDENTIFIER_VALUE_7>Fully Paid</USER_TRX_IDENTIFIER_VALUE_7>
<USER_TRX_IDENTIFIER_VALUE_8>2008-06-29T12:00:00</USER_TRX_IDENTIFIER_VALUE_8>
<USER_TRX_IDENTIFIER_VALUE_9/>
<USER_TRX_IDENTIFIER_VALUE_10>F405R/Royalty $TRADE-SUPPLER$</USER_TRX_IDENTIFIER_VALUE_10>
</G_TRANSACTION>
</LIST_G_TRANSACTION>
</XLAAPRPT>');
end;
drop table XMLInput purge;
create table XMLInput of XMLtype;
insert into XMLInput
values
(xmltype(:xmlInput));
commit;
select extract(value(xi),'/XLAAPRPT/LIST_G_TRANSACTION/G_TRANSACTION/USER_TRX_IDENTIFIER_VALUE_10') as "WANTED"
from xmlInput xi;
select extract(value(xi),'/XLAAPRPT/LIST_G_TRANSACTION/G_TRANSACTION/USER_TRX_IDENTIFIER_VALUE_10/text()') as "WANTED"
from xmlInput xi;
select extractvalue(value(xi),'/XLAAPRPT/LIST_G_TRANSACTION/G_TRANSACTION/USER_TRX_IDENTIFIER_VALUE_10') as "WANTED"
from xmlInput xi;
--   OUTPUT
SQL> @xmlotn.sql
PL/SQL procedure successfully completed.
Table dropped.
Table created.
1 row created.
Commit complete.
WANTED
<USER_TRX_IDENTIFIER_VALUE_10>F405R/Royalty $TRADE-SUPPLER$</USER_TRX_IDENTIFIER_VALUE_10>
1 row selected.
WANTED
F405R/Royalty $TRADE-SUPPLER$
1 row selected.
WANTED
F405R/Royalty $TRADE-SUPPLER$
1 row selected.