retrieve the value column access via the variable name of the column
I need to build a function of validation with this condition:
The data model is like this:
We have an array of items_general, with its id and data.
Then we have specific tables, let's say... item_especific1, item_especific2 item_especificn. They have the same as the table of the item_general pk and fk against item_general
Each element is in one of the tables item_specific and items_general.
Now, the validation feature: I need to check for an element, if some special columns of the item_especificx table are null and will raise an error if this occurs.
I got the name of especific_table and the list of names of particular column stored in another table.
I guess I can browse this list of column table to build a clause concatening Dynamics 'and' | column_name | 'is nothing', but I'm not a big fan of the dynamic sql.
Can you think of a better solution? Any way to access the value of the column by using the column name, as if it were a varchar2 key index?
Nope, no filter.
When you have a funky data like that model, you're destined to dynamic sql and other assortment of headaches.
Tags: Database
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How to retrieve the values of a number of column by column in pl sql
I wanted to know how can I retrieve the values of a column just in number and not the name of the column.user10989720 wrote:
I need exactly this kind of thing.I am retrieving the name of the column from all_tab_columns and under this column name can I retrieve values using any kind of query sub.
Select column_name
from all_tab_columns
where table_name = 'QUOTE_HEADERS_EXT' and
column_id = 58You're still not understanding. You need to do if you want to get the values of the table dynamically.
Either like this:
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Or like this:
SQL> create or replace type t_colval is table of varchar2(4000); 2 / Type created. SQL> ed Wrote file afiedt.buf 1 CREATE OR REPLACE FUNCTION get_column(p_table IN VARCHAR2, p_column_no NUMBER) RETURN t_colval PIPELINED IS 2 v_column_name VARCHAR2(30); 3 v_rc SYS_REFCURSOR; 4 v_val VARCHAR2(4000); 5 BEGIN 6 SELECT column_name 7 INTO v_column_name 8 FROM user_tab_columns 9 WHERE column_id = p_column_no 10 AND table_name = UPPER(p_table); 11 OPEN v_rc FOR ('SELECT '||v_column_name||' FROM '||p_table); 12 LOOP 13 FETCH v_rc INTO v_val; 14 EXIT WHEN v_rc%NOTFOUND; 15 PIPE ROW(v_val); 16 END LOOP; 17 CLOSE v_rc; 18* END; SQL> / Function created. SQL> select * from table(get_column('EMP',2)); COLUMN_VALUE ---------------------------------------------------------------------------------------------------------------- SMITH ALLEN WARD JONES MARTIN BLAKE CLARK SCOTT KING TURNER ADAMS JAMES FORD MILLER 14 rows selected. SQL>
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Retrieves the name of the variable
Hello
I'm trying to change the OpenG changed? Subvi (see below) so that he will write the new value of the variable sent to 'Variant' if changed on the disk (using the following config VI). To do this, I need to somehow extract the variable name of the variable (any type) which was connected to the entrance of variant of the changed? Sub - VI by VI calling so that I can use it as a key name. Is this possible? This information is still transmitted to the Subvi?
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Hi all
How to retrieve the values of character without the use of single quotes. Its Possible in Oracle SQL
Please answer me...
For example
Is actual query-> Select * from employees where name like in("SCOTT", "JAMES", "ALBERT",...);
I want to--> Select * from employees where name like(SCOTT, JAMES, ALBERT...); -without the use of single quotes.
Why I need this application, I need to retrieve the records more than 200 employees in a select statement by using name in where clause.
shagarmahabubjan wrote:
Hi all
How to retrieve the values of character without the use of single quotes. Its Possible in Oracle SQL
Please answer me...
For example
Actual query is---> Select * from employees where name like in("SCOTT", "JAMES", "ALBERT",...);
I want to---> Select * from employees where name like(SCOTT, JAMES, ALBERT...); -without the use of single quotes.
Why I need this application, I need to retrieve the records more than 200 employees in a select statement by using name in where clause.
In short... you can't. The channels are channels, and SQL and PL languages dictate that the string literals are provided within single quotes.
I don't see how trying to retrieve more than 200 records of employees in the select statement means that you must get rid of the quotes.
Be clear in what you ask: Re: 2. How can I ask a question on the forums?
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Otherwise, specific to the current session:
SELECT SID, NAME, VALUE FROM V$SES_OPTIMIZER_ENV WHERE NAME='statistics_level' AND SID= (SELECT SID FROM V$MYSTAT WHERE ROWNUM=1); SID NAME VALUE --- -------------------- ------- 65 statistics_level typical
Charles Hooper
http://hoopercharles.WordPress.com/
IT Manager/Oracle DBA
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How to retrieve the value of the attribute-based
Hello
I save our file XML in a clob field.
The contend of the XML file is as below
< Reports >
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< value > 2 < / value >
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< ArrayElementPrototype Type = "Obj" TypeName = "NI_CriticalFailureStackEntry" Flags = "0 x 0" >
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< value > < / value >
< / prop >
< prop Name = "SequenceName" Type = "String" Flags = "0 x 0" >
< value > < / value >
< / prop >
< prop Name = "SequenceFileName" Type = "String" Flags = "0 x 0" >
< value > < / value >
< / prop >
< prop Name = "Result identifier" Type = "Number" Flags = "0 x 0" >
< value > 0 < / value >
< / prop >
< / ArrayElementPrototype >
< value ID "[0]" = >
< prop Type = "Obj" TypeName = "* NI_CriticalFailureStackEntry *" Flags = "0 x 0" > ""
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< / prop >
< prop Name = "SequenceName" Type = "String" Flags = "0 x 0" >
< value > MainSequence < / value >
< / prop >
< prop Name = "SequenceFileName" Type = "String" Flags = "0 x 0" >
< value > Challenger_Phase1.seq < / value >
< / prop >
< prop Name = "Result identifier" Type = "Number" Flags = "0 x 0" >
< value > 368 < / value >
< / prop >
< / prop >
< / value >
< value ID "[1]" = >
< prop Type = "Obj" TypeName = "* NI_CriticalFailureStackEntry *" Flags = "0 x 0" > ""
< prop Name = "StepName" Type = "String" Flags = "0 x 0" >
< Value >regulator LogicReg< / value >
< / prop >
< prop Name = "SequenceName" Type = "String" Flags = "0 x 0" >
< value > pre-program test < / value >
< / prop >
< prop Name = "SequenceFileName" Type = "String" Flags = "0 x 0" >
< value > Challenger_Phase1.seq < / value >
< / prop >
< prop Name = "Result identifier" Type = "Number" Flags = "0 x 0" >
< value > 371 < / value >
< / prop >
< / prop >
< / value >
< / prop >
< / prop >
< / report >
< / Reports >
Can someone guide me how can I retrieve the value of the Prop Name = "StepName", i.e. "Before the program tests" and "LogicReg regulator", which is 1 level under the TypeName = "NI_CriticalFailureStackEntry." I extracted the part of XML code below
< prop Type = "Obj" TypeName = "NI_CriticalFailureStackEntry" Flags = "0 x 0" >
< prop Name = "StepName" Type = "String" Flags = "0 x 0" >
< value > pre-program test < / value >
< / prop >
and
< prop Type = "Obj" TypeName = "NI_CriticalFailureStackEntry" Flags = "0 x 0" >
< prop Name = "StepName" Type = "String" Flags = "0 x 0" >
Regulator LogicReg < value > < / value >
< / prop >
Thank you
VincentPJ * wrote:
I save our file XML in a clob field.If you still have the choice, you should consider storing XML data in XMLType column.
For the moment, assume that the XML data resides in the CLOB SAMPLE_TABLE column. DOC:
You can use XMLTable to break a sequence of XML elements in columns and relational rows:
SQL> select x.* 2 from sample_table t, 3 xmltable( 4 '//Prop[@TypeName="NI_CriticalFailureStackEntry"]/Prop[@Name="StepName"]' 5 passing xmltype(t.doc) 6 columns num for ordinality, 7 val varchar2(100) path 'Value' 8 ) x 9 ; NUM VAL ---------- ----------------------------------- 1 Pre-program tests 2 Regulator LogicReg
XMLQuery or to extract it as a string:
SQL> select xmlquery( 2 'string-join(//Prop[@TypeName="NI_CriticalFailureStackEntry"]/Prop[@Name="StepName"], "|")' 3 passing xmltype(t.doc) 4 returning content 5 ).getstringval() as "RESULT" 6 from sample_table t 7 ; RESULT ---------------------------------------------- Pre-program tests|Regulator LogicReg
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Hi, experts,
is it possible to assign the session as the default value of a command prompt variable?
I would attribute the full name of the user of the connection to the default value of a prompt!
Thank you!In the value default of / writing SQL results:
Select
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retrieve the value from the base to the element
Hi all
I use the following code to retrieve the value in an element.
Select distinct (tsccod_0) 'name of the group. "
apex_item. RadioGroup (1, tsccod_0, null, null,'onclick = s("P2_PK","'||)) $ tsccod_0 |' «);') » Select"in vw_grpclient;
But if the value in the tsccod_0 column is to have a space, for example: xxx xxxx xxxx he doesn't value, instead, which gives an error.
What should I do if the value is to have spaces. Something that I'm missing that I don't know about?
Thanks in advance
Good bye
Sonny_starckHello
I don't know why space should make any difference, but I've updated the sql statement for:
select APEX_ITEM.RADIOGROUP (1,ename,null,null,'onclick=$s("P3_PK",this.value);') emp, ename, empno, job, mgr, hiredate, sal, comm, deptno from sampemp
and this seems to have fixed
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I use MSE so Defender is disabled. How to access and modify the programs that run on start up? I can't do this with the disabled Defender.
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Your question is more complex than what is generally answered in the Microsoft Answers forums. It is better suited for the IT Pro TechNet public. Please post your question in the Office IT Pro. You can follow the link to your question:
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//display a pop-up "Yes or No" box and return true for yes, false for no public boolean ask(final String question){ UiApplication.getUiApplication().invokeLater (new Runnable(){ public void run(){ int answer = Dialog.ask(Dialog.D_YES_NO, question, Dialog.NO); if(answer == Dialog.YES){ //somehow return true } else{ //somehow return false } }}); }
I've seen a similar thread, but I didn't know how to use the solution.
In short, how to use DialogClosedListener to retrieve the value of Dialog.ask to ?
First of all, you probably want to use invokeAndWait so that the calling thread is blocked until the Runnable.run () ends. After that, one solution is to store the result of somewhere. For example, the subclass of the floor and add a field where you store the value (a more general concept of an executable that can return a value in J2SE is the future, but it is not available out of the box in J2ME). Once completed invokeAndWait, you can read this field. Alternatively, you may return the value by changing something in the outer class (one that contstructs the Runnable). For example,.
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Hello world!
I have a situation where I have to ask the user a question according to the status of a remote object (sent to a web service). This operation is performed within a Thread, so I can't directly use the Dialog.Ask () because it translates into the exception "Engine UI consulted without holding the lock of the event". I used this code sample to get the dialog to the user
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Thank you!
You usually use
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There's no value in using both at the same time.
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Returns:
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Treat the i then returned.
Without doubt, you actually want to return the result in your calling Thread. I don't know how "legal", it is, but you might be able to get away with:
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Hallo,
I defined a VO with 3 fields (A, B and C) and I would like to create a SelectOneChoiche that shows only the field as options from this instance of VO.
In a managed bean, I need to retrieve the values for all areas (A, B and C) of the item selected by the user.
I started dragging the entire VO instance to UI to create a SelectOneChoiche (in which I have chosen to show only the to field).
Then, I created a for the SOC ValueChangeListener read the values A, B and C of the selected element, but the only thing I've done is to get the displayed value:
System.out.println((String) ((RichSelectOneChoice) FacesUtils.findComponent("MySoc")).getValue());
You kindly help me?
Thank you
Federico
Federico, sorry I didn't see your answer.
As you use 12.1.3 you can do this more easily than the code that I posted before. You can use
{} public void onCountrySelection (ValueChangeEvent valueChangeEvent)
FacesContext will involve = FacesContext.getCurrentInstance ();
Make sure that the selection change is processed and the current link lov line has the new selected line
valueChangeEvent.getComponent () .processUpdates (contxt);
BindingContext lBindingContext = BindingContext.getCurrent ();
BindingContainer lBindingContainer = lBindingContext.getCurrentBindingsEntry ();
List JUCtrlListBinding = lBindingContainer.get ("CountryId") (JUCtrlListBinding);
the newindex in not necessary, but ok let's get it (must be equal to the CountryId, the pharmacokinetics of the binding of the lov
String newindex = (String) valueChangeEvent.getNewValue ();
get the selected value in the list that is the selected line of the binding of the lov
Line lFromList = list.getSelectedValue () (line);
now, we can get the attributes of the line of lov
String s = (String) lFromList.getAttribute ("CountryId");
System.out.println ("CountryId:" + s);
String s2 = (String) lFromList.getAttribute ("CountryName");
System.out.println ("CountryName:" + s2);
BigDecimal s3 = lFromList.getAttribute("RegionId") (BigDecimal);
System.out.println ("RegionId:" + s3.toString ());
}
The form that I use is based on the location of the HR DB schema table. The CountryId is configured in the view object to display a lov based on the campagneVoir. This view contains thre CountryId, CountryName and RegionId attributes.
If you want to get to the attributes of an action listener you can use this code
{} public void onGetSelectedCountryLov (ActionEvent actionEvent)
BindingContext lBindingContext = BindingContext.getCurrent ();
BindingContainer lBindingContainer = lBindingContext.getCurrentBindingsEntry ();
List JUCtrlListBinding = lBindingContainer.get ("CountryId") (JUCtrlListBinding);
get the selected value in the list that is the selected line of the binding of the lov
Line lFromList = list.getSelectedValue () (line);
now, we can get the attributes of the line of lov
String s = (String) lFromList.getAttribute ("CountryId");
System.out.println ("CountryId:" + s);
String s2 = (String) lFromList.getAttribute ("CountryName");
System.out.println ("CountryName:" + s2);
BigDecimal s3 = lFromList.getAttribute("RegionId") (BigDecimal);
System.out.println ("RegionId:" + s3.toString ());
}
You must add the valueChangeListener and at least add the lines
FacesContext will involve = FacesContext.getCurrentInstance ();
Make sure that the selection change is processed and the current link lov line has the new selected line
valueChangeEvent.getComponent () .processUpdates (contxt);
to ensure that the selected line is available when you click the button.
And set autosubmit'= true for the field in the UI that displays the LOV.
Timo
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Hi all, please help me to retrieve the last record value in field
Hi all
Shape the table below, I want to retrieve the latest data from column 4 disks in a new field that will be my field of view as shown in the end of the table by means of BI publisher, please help to achieve this goal.
Column1 2 3 4 5 6
May 1, 10 672 0 567198 2868062 May 1, 10 0 3492 570690 2868065 15 May 10 25000 0 545690 1634220 15 June 10 600000 0 -54310 1657501 New field -54310
Thank you and best regards,
Prasad.
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Hello
I want to join the two tables to retrieve the data from the columns of the two table passing parameters to the join query. Tables have primary and foreign key relationships
Details of the table
Alert-1 - AlertCode (FK), AlerID (PK)
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Help, please
----------
Hi Vincent,.
I think that you have not worked on adf 12.1.3. In adf 12.1.3 you don't have to explicitly create the association. When you create the EO to your table, Association xxxxFkAssoc, will be created by ADF12.1.3 for you automatically. Please try this and do not answer anything... You can also follow the links below. I solved the problem by using the following link
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