Unable to loop result set of a query in Site Studio component
Hi allI write a custom component to display the records in the custom table.
I created a (docservice) service called 'GET_DATA_VIEW' and selected scriptable. In action, I've assigned a "Quser" query and the query "select type query cache. I gave the name of result as GET_USER set.
Now, the "Quser" query is a simple select statement as follows:
Select * from temp_user where dName =?.
Added dName as a parameter.
The studio site page when I run the service and the result set, the loop it does not work. The code is as below:
<!-$dName = 'test'->
<!-$ executeService ("GET_DATA_VIEW")->
<! - $loop GET_USER - >
<!-$dName->: <!-$dDepartment->
<!-$endloop->
It does not, so that if I create a page template in the component that works.
Help, please.
Leo30 wrote: my query is "select country countryname".
Where COUNTRYNAME is a column in the country table.
When trying to loop through the result set, it does not print the result as below:
>
Leo30 wrote: but when I print it gives me the correct number of rows in the table.
Hoping that the "USER_LIST" is a typo. The result set name is 'COUNTRY_LIST '.
In any case, assuming that the fault of typo, it is likely that you have the incorrect column name or the name of the column is in the wrong case. The names are case-sensitive, and you can not return the column name, you expect from the result set.
Try to use this code to print the actual column names and values of the result set.
=
Tags: Fusion Middleware
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Here's a challenge question that I was playing with a my free time during the work.
I assume you have the basic HR example somewhere around (I hope is not in production).
Let's say you want to get employees from the employees table whose name is similar to another employee last name.
The easiest way is to join the two tables with a join condition that checks for the name and employee id. Here's what I came with.
*************
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Hello
Please help with the query. Version of Oracle database we use is 10g R2.
I have a vision that is duplicated IDS, but they are used across the different functions. See below examples of data. Please help me with a query to select only one record (based on ID regardless of the area) from the bottom of the result set of duplicate records. For what is the point of view is there unique records, given the combination of the fields ID, Org, DF, dry, Sub-Sec
ID Org DF Sec Sub-Sec (163) CQ CPDM CPDM HD (163) PC ENG ENG ENG (163) CQ ASIC ASIC IS 8888 TS TAC TAC TAC (163) TS HE HE SW 6789 CQ INFO INFO FOS 6789 PC SECSYS SECSYS INFO1 6789 TS SECSYS SECSYS INFO2 9009 PC BMS BMS BMS1 My result set must eliminate the duplicate identifiers regardless of whoever we choose of the result set. (I mean without distinction Org, DF, s, Sub-s). My expected result set should be.
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Orton
Hello
This sounds like a job for ROW_NUMBER:
WITH got_r_num AS
(
SELECT id, DSB, df, s, sub_sec org
ROW_NUMBER () OVER (PARTITION BY ID.
ORDER BY org
) AS r_num
OF view_x
)
SELECT id, DSB, df, sub_sec s,
OF got_r_num
WHERE r_num = 1
;
He is a Top - N query example, where you choose the elements of N (N = 1 in this case) from the top of an ordered list.
I hope that answers your question.
If not, post a small example of data (CREATE TABLE and INSERT, only relevant columns instructions) to your sample data and the results desired from these data. (I know that you said that you were a view selection. Just for this thread, pretending it is a picture and post simple CREATE TABLE and INSERT statements to simulate your point of view).
Point where the above query is to produce erroneous results, and explain, using specific examples, how you get the right results from data provided in these places. (I didn't quite understand the explanation above. I don't know why you want toID ORG DF DRY SUB_SEC
-- --- -- --- -------
1234 CQ DPRK DPRK HD
and is not
1234 IS CQ ASIC, ASIC
or
TS 1234 IT IT SW
or
1234 CQ ASIC ASIC HD
)
If you change the query at all, post your modified version.
Always say what version of Oracle you are using (for example, 11.2.0.2.0).See the FAQ forum: https://forums.oracle.com/message/9362002
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Query result set...
I can't determine a good word in my question. So, I think that my pseudocode below will be sufficient for this purpose.
Oracle version: 11.2 g
Data set
The result of the above query:WITH temp AS ( SELECT 1 col1, 1 day FROM dual UNION ALL SELECT 2 col1, 1 day FROM dual UNION ALL SELECT 3 col1, 1 day FROM dual UNION ALL SELECT 4 col1, 1 day FROM dual UNION ALL SELECT 5 col1, 1 day FROM dual UNION ALL SELECT 6 col1, 1 day FROM dual UNION ALL SELECT 7 col1, 2 day FROM dual UNION ALL SELECT 8 col1, 2 day FROM dual UNION ALL SELECT 9 col1, 2 day FROM dual UNION ALL SELECT 10 col1,2 day FROM dual ) SELECT * FROM temp
You the WISH result set:COL1 DAY 1 1 2 1 3 1 4 1 5 1 6 1 7 2 8 2 9 2 10 2
I realize that I can get the desired result, set above the code below. However, for my I have several other data points and 100 separate days I need to do for their actual issue. In doing so, a statement of the UNION 100 isn't exactly going to work.DAY COL_TOTAL 1 21 2 55 -- 21 + 33 (the sum of day 1 + the sum of day 2)
Published by: user652714 on August 13, 2012 21:55WITH temp AS ( SELECT 1 col1, 1 day FROM dual UNION ALL SELECT 2 col1, 1 day FROM dual UNION ALL SELECT 3 col1, 1 day FROM dual UNION ALL SELECT 4 col1, 1 day FROM dual UNION ALL SELECT 5 col1, 1 day FROM dual UNION ALL SELECT 6 col1, 1 day FROM dual UNION ALL SELECT 7 col1, 2 day FROM dual UNION ALL SELECT 8 col1, 2 day FROM dual UNION ALL SELECT 9 col1, 2 day FROM dual UNION ALL SELECT 10 col1,2 day FROM dual ) SELECT SUM(col1) AS col_total FROM temp WHERE day <= 1 UNION ALL SELECT SUM(col1) AS col_total FROM temp WHERE day <= 2
Hello
I now see what you want. You can use this:
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Summary
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* Here it is sample data for reasons explaining my question (my data set is MUCH bigger)
xTable
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Published by: user652714 on February 2, 2010 13:04How about this?
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Set up a query (written Re)
Hi Experts,
I am facing a problem in executing the query that take a long time. And I'm new to setting up a query, kindly help me in this query to reduce the time of execution below.
After reading the stories, I am unable to find how to get the execution of the query, but not sure about re writing the query plan. This is the execution plan.
Please help me by rewriting the query and guide me some ground rules for rewriting where needed.
203 rows selected. Execution Plan ---------------------------------------------------------- 0 SELECT STATEMENT Optimizer=ALL_ROWS (Cost=5745 Card=1 Bytes= 222) 1 0 SORT (GROUP BY NOSORT) (Cost=5570 Card=1 Bytes=12) 2 1 TABLE ACCESS (FULL) OF 'FAMIS_REQ' (TABLE) (Cost=5570 Ca rd=1 Bytes=12) 3 0 SORT (GROUP BY NOSORT) (Cost=5563 Card=1 Bytes=8) 4 3 TABLE ACCESS (FULL) OF 'FAMIS_REQ' (TABLE) (Cost=5563 Ca rd=1 Bytes=8) 5 0 NESTED LOOPS (OUTER) (Cost=5745 Card=1 Bytes=222) 6 5 FILTER 7 6 NESTED LOOPS (OUTER) (Cost=5743 Card=1 Bytes=198) 8 7 NESTED LOOPS (OUTER) (Cost=5742 Card=1 Bytes=163) 9 8 HASH JOIN (Cost=5739 Card=1 Bytes=140) 10 9 NESTED LOOPS 11 10 NESTED LOOPS (Cost=5567 Card=1 Bytes=98) 12 11 TABLE ACCESS (FULL) OF 'FAMIS_REQ' (TABLE) ( Cost=5565 Card=1 Bytes=90) 13 11 INDEX (RANGE SCAN) OF 'FAMIS_REQUESTOR1' (IN DEX) (Cost=1 Card=1) 14 10 TABLE ACCESS (BY INDEX ROWID) OF 'FAMIS_REQUES TOR' (TABLE) (Cost=2 Card=1 Bytes=8) 15 9 TABLE ACCESS (FULL) OF 'FAM_PERSON' (TABLE) (Cos t=172 Card=1074 Bytes=45108) 16 8 TABLE ACCESS (BY INDEX ROWID) OF 'LEASE_CONTACT' ( TABLE) (Cost=3 Card=1 Bytes=23) 17 16 INDEX (RANGE SCAN) OF 'FK_LEASECONTACT_CONTACT' (INDEX) (Cost=1 Card=1) 18 7 TABLE ACCESS (BY INDEX ROWID) OF 'LEASE' (TABLE) (Co st=1 Card=1 Bytes=35) 19 18 INDEX (UNIQUE SCAN) OF 'PK_LEASE' (INDEX (UNIQUE)) (Cost=0 Card=1) 20 5 TABLE ACCESS (BY INDEX ROWID) OF 'FAMIS_LEASE_LOCATION' (TABLE) (Cost=2 Card=1 Bytes=24) 21 20 INDEX (RANGE SCAN) OF 'FAMIS_LEASE_LOC_LEASE_FK' (INDE X) (Cost=1 Card=1) Statistics ---------------------------------------------------------- 0 recursive calls 0 db block gets 8484854 consistent gets 0 physical reads 0 redo size 34190 bytes sent via SQL*Net to client 9592 bytes received via SQL*Net from client 15 SQL*Net roundtrips to/from client 0 sorts (memory) 0 sorts (disk) 203 rows processed SQL>
Apologies for any inconvenience in the reading of the application. This is the query.
SELECT a.req_number, a.req_status, a.wo_number, a.wo_status, a.description, a.requestor, a.req_date, a.enter_date, a.pl_number, a.site, a.building, a.room, a.attribute2, b.emp_id, c.custom09, c.custom13, c.custom11, c.custom16 + 1 AS family_no, c.active_flag, e.leaseid, e.commdate, e.enddate, e.functional_status, f.site_code, CASE WHEN c.custom09 = 'Married' THEN 10 ELSE 0 END AS married, CASE WHEN (CASE WHEN (c.custom16 + 1) > 4 THEN 10 ELSE (c.custom16 + 1) * 2 END ) IS NULL THEN 0 ELSE (CASE WHEN (c.custom16 + 1) > 4 THEN 10 ELSE (c.custom16 + 1) * 2 END) END AS family, CASE WHEN c.custom11 = 'Canadian Management' THEN 8 ELSE 0 END AS job, CASE WHEN ( CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY') ) > 36 THEN 6 ELSE 0 END + CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY') ) > 36 THEN ( MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) - 36 ) / 24 ELSE MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) / 24 END ) IS NULL THEN 0 ELSE ( CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY') ) > 36 THEN 6 ELSE 0 END + CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY') ) > 36 THEN ( MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) - 36 ) / 24 ELSE MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) / 24 END ) END AS hire, CASE WHEN MONTHS_BETWEEN (SYSDATE, a.req_date) * 4 > 10 THEN 10 ELSE MONTHS_BETWEEN (SYSDATE, a.req_date) * 4 END AS entered, CASE WHEN c.custom09 = 'Married' THEN 10 ELSE 0 END + CASE WHEN (CASE WHEN (c.custom16 + 1) > 4 THEN 10 ELSE (c.custom16 + 1) * 2 END ) IS NULL THEN 0 ELSE (CASE WHEN (c.custom16 + 1) > 4 THEN 10 ELSE (c.custom16 + 1) * 2 END ) END + CASE WHEN c.custom11 = 'Canadian Management' THEN 8 ELSE 0 END + CASE WHEN ( CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) > 36 THEN 6 ELSE 0 END + CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) > 36 THEN ( MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) - 36 ) / 24 ELSE MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) / 24 END ) IS NULL THEN 0 ELSE ( CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) > 36 THEN 6 ELSE 0 END + CASE WHEN MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) > 36 THEN ( MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) - 36 ) / 24 ELSE MONTHS_BETWEEN (SYSDATE, TO_DATE (c.custom13, 'MM/DD/YYYY' ) ) / 24 END ) END + CASE WHEN MONTHS_BETWEEN (SYSDATE, a.req_date) * 4 > 10 THEN 10 ELSE MONTHS_BETWEEN (SYSDATE, a.req_date) * 4 END + CASE WHEN a.attribute2 IS NULL THEN '0' ELSE a.attribute2 END AS total, CASE WHEN f.site_code IN ('AJ1', 'AJ2', 'AJ3', 'RG1') THEN f.building_code ELSE f.space_code END AS SPACE, CASE WHEN a.site IN ('AJ1', 'AJ2', 'AJ3', 'RG1') THEN a.building ELSE a.room END AS space_req, CASE WHEN a.pl_number = '002002001' THEN 'Villa to Villa' ELSE (CASE WHEN a.pl_number = '002002002' THEN 'Apartment to Villa' ELSE (CASE WHEN a.pl_number = '002002003' THEN 'Apartment to Apartment' ELSE 'Villa to Apartment' END ) END ) END AS TYPE, (SELECT MAX (g.req_date) FROM famis_req g WHERE g.req_date < a.req_date AND g.requestor_id = a.requestor_id AND g.pl_number IN ('002002001', '002002002', '002002003', '002002004') AND g.wo_status = 'CLOSED' GROUP BY g.requestor_id) AS last_move, (SELECT COUNT (g.req_number) FROM famis_req g WHERE g.req_date <> a.req_date AND g.requestor_id = a.requestor_id AND g.pl_number IN ('002002001', '002002002', '002002003', '002002004') AND g.req_status NOT IN ('REJECTED', 'CANCELED') GROUP BY g.requestor_id) AS requests FROM famis_req a JOIN famis_requestor b ON a.requestor_id = b.requestor_id JOIN fam_person c ON b.emp_id = c.person_code LEFT JOIN lease_contact d ON c.person_code = d.contact_id LEFT JOIN lease e ON d.leaseid = e.leaseid LEFT JOIN famis_lease_location f ON e.leaseid = f.lease_code WHERE site <> 'CNAQ1' AND pl_number IN ('002002001', '002002002', '002002003', '002002004') AND (a.enter_date < e.enddate OR e.enddate IS NULL) AND (e.functional_status = 'OCCUPIED' OR e.functional_status IS NULL)
Thank you.
It is difficult to read anything not formatted output of the explain plan.
In any case, there is a hughe number of becomes coherent.
I'm just guessing that the reason might be the two groups of subqueries.
You can try to replace them with
1 Inline views or subquery (with article) plants which are connected to the result set
or
2 analysis functions
Here is an example of the latter approach. You can try if this changes something (after make sure you that they lead to correct results).
, max (case when a.wo_status = 'CLOSED' then a.req_date any other purpose) over (partition by a.requestor_id of a.req_date order
range between unbounded preceding and interval "0.1"(seconde précédant) as last_move "."
, count (case when not in a.req_status ('DENIED', 'CANCELLED') then a.req_number any other purpose))
a.requestor_id partition)
-count (case when not in a.req_status ('DENIED', 'CANCELLED') then a.req_number any other purpose))
partition a.requestor_id, a.req_date) as applications
Note that I assume that req_date is of date data type. If it is of type timestamp, the interval should be adapted.
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Group by result set divergence
Hi all
Please help me on below.
When I group by result set is as below.
SQL > select count (*), the Group of the stg_famis_equip, by attribut2, attribut2 having count (*) > 1;
COUNT (*) ATTRIBUT2
---------- --------------------
2 FM023566
2 FM021481
2 FM025833
2 FM058806
Where, if I query with WHERE clause for certain values as below.
Please suggest me on, why it is show as count = 2 and when questioning with only WHERE clause (some time no record). I do one any error... Please suggest me.
SQL > select attribut2, attribut3 from stg_famis_Equip where attribut2 = 'FM023566';
ATTRIBUT2 ATTRIBUT3
-------------------- --------------------
FM023566 12
SQL > select attribut2, attribut3 from stg_famis_Equip where attribut2 = 'FM021481';
ATTRIBUT2 ATTRIBUT3
-------------------- --------------------
FM021481 11
FM021481 12
SQL > select attribut2, attribut3 from stg_famis_Equip where attribut2 = 'FM025833';
ATTRIBUT2 ATTRIBUT3
-------------------- --------------------
FM025833 07
FM025833 12
SQL > select attribut2, attribut3 from stg_famis_Equip where attribut2 = 'FM058806';
no selected line
I'm on the Oracle 11 g Enterprise Edition Release Database 11.2.0.2.0 - 64 bit Production
Thank you
This means that:
FM023566 has the new line and return at the end of the string (13/10)
FM021481 is clean
FM025833 is also clean
FM058806 has the new line and carriage return to then end of the string
Trim will replace spaces when not specified what should be trimmed. If you could do a RTRIM (attribute2, CHR (13): 10 to clean the data.)
HTH
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How to take a SQL query result in the source section of an APEX "agenda of the page" field and allow this request to be formatted using XML in an HTML format for a Java Script file to perform a function on the result?
Currently I have the following text:
To query the DB table and format the result as HTML:
SELECT XMLELEMENT ("UL id ="ticker01"', XMLAGG (XMLFOREST (Scroll_Mess AS LI))") "item UL' OF Web_Ticker where Mess_Id < 10 order by Mess_Id;
That displays the following:
< UL id = "ticker01" > < LI > HELLO < /LI > < LI > HELLO < /LI > < /UL id = "ticker01" >
I need the output of this to be visible to a JScript function that is currently called the "head of page", but there doesn't seem to be its scope? The function works correctly if there is a list in the page field items 'Text element Pre' but does not work correctly when used in conjunction with the query to generate a table form.
If everyone is happy to help I would be grateful .
James.
Solved!
In order for the request to be part of the DOM of the page of the APEX, the Java Script allows to perform its function on the result marked "HTML" to query, you must set page of the apex on which the query resides and then add the inner text of this page to a second variable for which the function of web ticker can run on as follows:
$(function() {})
var x = $("#P9_TICKER_DATA");
var y = x [0] .innerText;
x.Append (y);
$("UL#ticker01").liScroll ();
});
From there, on the Java script is able to properly see the result of the query in HTML format.
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UNION and UNION ALL giving multiple result sets even if INTERSECT does not lines.
Hello
I have a set of two queries. I used the UNION to join the result set. When I used UNION ALL, I get a different result set.
BT when I use INTERSECT, I m not getting all the lines.
SO, which I guess is, as operation INTERSECT isn't Govind all the lines, then the UNION and UNION ALL of the result sets must be simliar.
But I m getting different result sets.
Please guide me.
Thank you.
Hello
UNION returns separate lines; UNION ALL returns all rows that produce queries.
INTERSECT has nothing to do with it. You can have the lines in a single query. For example
Job SELECTION
FROM scott.emp
UNION - ALL THE
SELECT 'FUBAR '.
DOUBLE;
In this example, there is no overlap between the 2 queries (INTERSECT would have 0 rows).
UNION produces 6 lines, because the query at the top of the page produces 5 distinct lines (of 14 total ranks) and the background query 1.
UNION ALL product lines 15: 14 of the request from top and 1 of the request from the lower part.
I hope that answers your question.
If not, post a test script (if necessary) and complete, including some UNION, UNION ALL queries INTERSECT. Post of the CREATE TABLE and INSERT statements for all tables using those queries (with the exception of the commonly available rtables, such as those of the scott schema) and a specific question, such as "the UNION query all product...» I expect the UNION query to produce... because... but instead, it produces... Why is this? It seems contractict... manual which says that... ».
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Need help to restrict to a result set of a UNION in FUSION
Hello
Would be really grateful if someone could help me with the problem I am facing with the statements below (I'm new to Oracle ):
merge into table_name_1 p
using
(
Select p_key, value_1, value_2
of some_tables
UNION
Select p_key, value_1, value_2
of some_tables
UNION
.....;
) t
on (p.p_key = t.p_key)
When matched then
Update table_name_1 with value_1 and value_2
When not matched then
Insert table_name_1 with p_key, value_1 value_2;
Now, the union of all these selects me gives distinct values and it works most of the time, but when I have values like below, the merge fails:
p_key - value_1 - value_2
100 25-50
100 NULL - 50
I scoured the net and understand the reason behind it: the result set becomes ambiguous and fusion does not know what line to insert first and including an update.
Now my requirement is: I might sub sets of scenario/result of the union and I need only 1 row by p_key.
result_set_1
p_key - value_1 - value_2
100 - 25-50 * need this line
100 NULL - 50
100 - NULL NULL
result_set_2
p_key - value_1 - value_2
100-25 - NULL * need this line
100 - NULL NULL
result_set_3
p_key - value_1 - value_2
100-25 - NULL * need to this line (p_key = 100)
100 - NULL NULL
NULL 200-75 * need to this line (p_key = 200)
200 - NULL NULL
300 - 90-95 * need to this line (p_key = 300)
So, I need basically a way to restrict the values I get from the UNION of all who selects to adapt to the requirement above, hope, I was able to explain the issue I'm facing.
Any help would be greatly appreciated.
Thank you
Dpunk
Calculate a value of priority for each line according to whether the columns are null or not, stopped by this value in the game for each p_key and take the first (highest) priority. I made a more important than value_2 value_1:
Select p_key, value_1, value_2 of
(select value_1, p_key, row_number() and value_2 to the course
(p_key partition
order of cases when value_1 is null then 0 2 other end +.
cases where value_2 is null then 0 otherwise 1 end
/ / DESC
): the nurse
(your query UNION here)
)
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Get an empty result set but not null
Hello
I try to get all the rows in a table, it's inside a database to ORACLE 10 g using JRE 1.5.
The connection is made.
When I do executequery, it works well (whitout exceptions), the problem is that I'm a non-null result set, but it is empty.
When I run the query directly in SQLDeveloper, sqlplus and TOAD he recover 12 rows, in this case I did not error in the search criteria and the query syntax is correct.
Please helpme with a few suggestions or references.
CRGMYour the log output does not show this line
>
If (rs! = null) {}
System.out.println ("CRGM: is not null" "");
>
You said initially
>
the problem is that I'm a non-null result set, but it is empty
>
But if it was true we output the log to the top line. -
Generate a single XML file of the multiple JDBC result set
Hello
I need to create a single XML file of the multiple result set. The code below is to generate a XML signle leave a single result set, but suppose we have five different tables in the same database and the tables aren't relalted to the other.
for example: select * from SAMPLE_PRODUCT
Select * command
Select * LOGISTICS... and many others.
You can create multiple sets of results by top queries but how can write all values using a JDBC result set in a single xml file? Help, please.
a signle file xml from one generator result
import java.io.StringWriter;
import java.sql.Connection;
to import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
Import javax.xml.parsers.DocumentBuilder;
Import javax.xml.parsers.DocumentBuilderFactory;
Import javax.xml.transform.OutputKeys.
Import javax.xml.transform.Transformer;
Import javax.xml.transform.TransformerFactory;
Import javax.xml.transform.dom.DOMSource;
Import javax.xml.transform.stream.StreamResult;
to import org.W3C.DOM.document;
Import org.w3c.dom.Element;
public class JDBCToXML {}
Public Shared Sub main (string args []) throws Exception {}
DocumentBuilderFactory plant = DocumentBuilderFactory.newInstance ();
DocumentBuilder builder = factory.newDocumentBuilder ();
Doc document = builder.newDocument ();
Element results = doc.createElement ("Results");
doc.appendChild (results);
Class.forName ("sun.jdbc.odbc.JdbcOdbcDriver");
Connection con = DriverManager
.getConnection("jdbc:odbc:RIS","USER","USER");
ResultSet rs = con.createStatement () .executeQuery ("select * from SAMPLE_PRODUCT");
ResultSetMetaData rsmd = rs.getMetaData ();
int colCount = rsmd.getColumnCount ();
While (RS. Next {}
Element line = doc.createElement ("Row");
results.appendChild (row);
for (int i = 1; i < = colCount; i ++) {}
String columnName = rsmd.getColumnName (i);
Object value = rs.getObject (i);
Element node = doc.createElement (columnName);
node.appendChild (doc.createTextNode (value.toString (()));
row.appendChild (node);
}
}
DOMSource domSource = new DOMSource (doc);
TransformerFactory tf = TransformerFactory.newInstance ();
Transformer transformer = tf.newTransformer ();
transformer.setOutputProperty (OutputKeys.OMIT_XML_DECLARATION, 'yes');
transformer.setOutputProperty (OutputKeys.METHOD, "xml");
transformer.setOutputProperty (OutputKeys.ENCODING, "ISO-8859-1");
StringWriter sw = new StringWriter();
StreamResult sr = new StreamResult (sw);
transform. Transform (domSource, sr);
System.out.println (SW. ToString());
con. Close;
RS. Close();
}
}
Thank you
Sumit
Published by: user8687839 on April 4, 2012 23:04
Published by: user8687839 on April 4, 2012 23:09As EJP says, you really want to get the data in a single request, if possible (and I don't see why that shouldn't be the case).
In fact, you really want to get this query to return the data as close the format you need as you can.If you did this on Oracle, for example, I'd get Oracle to produce XML that you can then turn (assuming that you could not itself produce the XML you want directly).
In your case, using some db (access?), and then just get the line structure such as the conversion to XML involves the least amount of faffing about.Rethink the SQL and the rest should be easy.
-
How to merge several pull random requests in a result set?
See tables: http://dl.dropbox.com/u/10356431/Shared/screen.png
Can someone help me build a query that will randomly get questions based on the category and the level of difficulty and the total number of questions in the Question Set Config. table.
I built a.
SELECT c.question_id
s.question_set_id
OF qm_question_category c
s qm_question_set_cfg
WHERE (c.category_id = s.category_id
AND c.difficulty_level = s.difficulty_level
)
AND ROWNUM < = (SELECT SUM (total_questions)
OF qm_question_set_cfg
WHERE question_set_id = 101138) / * Set ID * /.
ORDER BY dbms_random.value
It retrieves the total number of questions randomly from the existing questions based on the categories and the level of difficulty.
But what I want is to * first go get the questions in each category + difficulty at random, then merge these lines * in a single result set. (For eg. 10 questions random category 1, Category2 10 to 10 of CategoryN as stated in the Question Set Config)Hello.
Here's one way:
--'sample data' WITH questions AS ( SELECT LEVEL question_id, 'Q'||LPAD(LEVEL,3,'0')||'?' question_text FROM DUAL CONNECT BY LEVEL <=500 ), question_category AS ( SELECT 10-MOD(LEVEL,10) category_id, LEVEL question_id, MOD(LEVEL,3)+1 difficulty_level FROM dual CONNECT BY LEVEL <=1000 ), question_set AS ( SELECT 1 set_id, 'set_1' set_name FROM DUAL UNION SELECT 2 set_id, 'set_2' set_name FROM DUAL ), question_set_config AS ( SELECT 1 set_config_id, 1 set_id, 1 category_id, 3 difficulty_level, 3 no_of_questions FROM dual UNION SELECT 2 set_config_id, 1 set_id, 2 category_id, 2 difficulty_level, 5 no_of_questions FROM dual UNION SELECT 3 set_config_id, 2 set_id, 3 category_id, 2 difficulty_level, 4 no_of_questions FROM dual UNION SELECT 4 set_config_id, 2 set_id, 4 category_id, 1 difficulty_level, 6 no_of_questions FROM dual ), ------------------------ 'end of sample data' ---------------------------------- questions_categories AS ( SELECT qc.category_id, q.question_id, q.question_text, qc.difficulty_level, ROW_NUMBER() OVER (PARTITION BY qc.category_id,qc.difficulty_level ORDER BY dbms_random.value) rn FROM questions q, question_category qc WHERE q.question_id = qc.question_id ) SELECT qs.set_id, qc.question_id, qc.question_text, qc.category_id, qc.difficulty_level FROM question_set_config qsc, question_set qs, questions_categories qc WHERE qsc.set_id = qs.set_id AND qsc.difficulty_level = qc.difficulty_level AND qsc.category_id = qc.category_id AND qc.rn <= qsc.no_of_questions ORDER BY 1,4; SET_ID QUESTION_ID QUESTION_TEXT CATEGORY_ID DIFFICULTY_LEVEL ------ ----------- ------------- ----------- ---------------- 1 29 Q029? 1 3 1 359 Q359? 1 3 1 449 Q449? 1 3 1 298 Q298? 2 2 1 328 Q328? 2 2 1 88 Q088? 2 2 1 238 Q238? 2 2 1 208 Q208? 2 2 2 187 Q187? 3 2 2 7 Q007? 3 2 2 247 Q247? 3 2 2 367 Q367? 3 2 2 486 Q486? 4 1 2 276 Q276? 4 1 2 186 Q186? 4 1 2 456 Q456? 4 1 2 156 Q156? 4 1 2 66 Q066? 4 1
I hope this helps.
Kind regards.
-
Combine queries to get the result set with max Y
Hello
I use forms 6i and db 10.2.0.1.0
With the query below
the result set isSelect ufam_usrgrp,ufam_filegrp,ufam_read,ufam_write,ufam_overwrite,ufam_delete from usr_file_access_master Where ufam_ecode = '0004108';
Another queryUFAM_USRGRP UFAM_FILEGRP UFA UFA UFA UFA --------------- --------------- --- --- --- --- MGMNT CV Y Y Y Y EMPLOYEE GENERAL Y N N N EMPLOYEE PERSONAL Y N N N
gives the resultSelect uul_usrgrp, ufl_file_grp,ufl_read,ufl_write,ufl_overwrite,ufl_delete from usr_usrgrp_lnk,USRGRP_FILEGRP_LINK Where usr_usrgrp_lnk.uul_usrgrp = USRGRP_FILEGRP_LINK.UFL_USR_GRP and usr_usrgrp_lnk.uul_ecode = '0004108'
I need to combine these two queries to get a separate result set with maximum YUUL_USRGRP UFL_FILE_GRP UFL UFL UFL UFL --------------- --------------- --- --- --- --- MGMNT GENERAL Y Y Y Y EMPLOYEE GENERAL Y Y N N MGMNT CV Y N N N
Like here "MGMNT CV" is repeated in both the result set, but the first has more, then it should come from the combined result set. reverse-case also the same (such as "EMPLOYEE GENERAL")
So I want to combine the queries so that I get the result as set below
Please help me to combine these queriesUserGroup FileGroup Rd Wrt Owrt Del --------------- --------------- --- --- --- --- MGMNT GENERAL Y Y Y Y EMPLOYEE GENERAL Y Y N N MGMNT CV Y Y Y Y EMPLOYEE PERSONAL Y N N N
Published by: Divya on August 14, 2011 21:24
Changed the result set and the last exitNOT TESTED!
select y.uul_usrgrp, y.ufl_file_grp, greatest(ufl_read,nvl(ufam_read,' ')) ufl_read, greatest(ufl_write,nvl(ufam_write,' ')) ufl_write, greatest(ufl_overwrite,nvl(ufam_overwrite,' ')) ufl_overwrite, greatest(ufl_delete,nvl(ufam_delete,' ')) ufl_delete from (select ufam_usrgrp,ufam_filegrp,ufam_read,ufam_write,ufam_overwrite,ufam_delete from usr_file_access_master Where ufam_ecode = '0004108' ) x, (select uul_usrgrp, ufl_file_grp,ufl_read,ufl_write,ufl_overwrite,ufl_delete from usr_usrgrp_lnk,USRGRP_FILEGRP_LINK Where usr_usrgrp_lnk.uul_usrgrp = USRGRP_FILEGRP_LINK.UFL_USR_GRP and usr_usrgrp_lnk.uul_ecode = '0004108' ) y where y.uul_usrgrp = x.ufam_usrgrp(+) and y.ufl_file_grp = x.ufam_filegrp(+)
Concerning
Etbin
Edited by: Etbin on 14.8.2011 13:08
deleted by group
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