Queries :: Using Parameter Value To Evaluate Data?
Jan 23, 2014
I have query with a parameter [Category]. Based on this value i wish to select team data like if [Category]="Sale" then (team) in (1,9,5), if [Category]="Purchase" then (team)="7" else (team) in (1,9,5,7).
Both the fields team and category are from same table called 'rawdata'
Report displays the data datewise but it is grouping according to team,which is not what i required;
Date CntValues
12/1/2013 1 [team 1]
12/1/2013 3 [team 9]
output should be
12/1/2013 4
that is to avoid duplicate date values.
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Apr 17, 2014
I'm working with a table of financial transactions. I need to know the date a record relating to cash received actually arrived in our bank, but the software doesn't allow the user to enter this, so I've asked them to enter it into a text reference field, e.g. 'Other Text XX 16/04/14', and then I've got a formula - CDate(Right(Trim([RefField]),8)) - which takes the date from this reference.
This works fine, but it's really important I don't miss any of these records due to the date not being entered, so what I'm trying to make is a formula which will give me the date from the ref field as in the formula above if there is one, but if that formula gives an error (so the date has been missed out or incorrectly entered) then I want to take the date from another field, called [DateAdded] as a failsafe.
I can't work out a formula that won't give me an error, i've tried loads. First I tried :
iif(iserror(CDate(Right(Trim([RefField]),8))),[DateAdded],CDate(Right(Trim([RefField]),8)))
But that gives an error, and I think from looking at forums that Access evaluates both parts of an Iif function so it'll do that.
It seems like other people are saying that you need to use Nz, IsDate or IsNumeric or something along those lines instead of IsError to evaluate the field, but I can't get that to work as it's not a field, it's a portion of a text field.
This is my latest attempt:
Join Date: IIf(IsDate(Right(Trim([RefField]),8)),[DateAdded],[Calc Date]),
where [Calc Date] is an expression field with CDate(Right(Trim([RefField]),8)) in it, but there's the #Error again.
How can I use iif to pick either a date from a text string, or where that results in an error then another date field?
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Dec 12, 2013
Access 2010 project I am trying to develop for my workplace.
I want to be able to show a chart, a graph, of how many open orders we have had during the last month (showing per day) and during the last year (showing per months). In order to do this I am trying to create a set of queries that would provide me with such information in the form/structure;
[Date] [OpenOrdersTotal]
Yyyy-mm-dd 4
Yyyy-mm-dd 5
Yyyy-mm-dd 3
Yyyy-mm-dd 4
And after that I would create a chart I have
1. TblOrders
[OrderID] Autonum
[CaseID] Foreign primary key
[DepartmentID] Foreign primary key
[DateOrderMade] Date (yyyy-mm-dd)
[DateOrderAnswerd] date (yyyy-mm-dd)
2. TblDates
[ReportDate] Date (yyyy-mm-dd)
The evaluation in a query that runs all [ReportDate] logically would say;
Code:
Count(IIF([ReportDate] BETWEEN [DateOrderMade] AND [DATEORDERANSWERD]);1;0)
...but that wont do it.
I have attached a copy of the segment above ....
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Jul 17, 2013
Record Primary Key: ID_Wells..The TxtFedStCo has Fed, St, Co, ... in one field - and a Dt_Apd_Sub (date submitted) .There can be zero or many dates submitted for each Fed or State.
Objective:
If
A Fed has (1 or many) date submitted
AND
A St has (1 or many) date submitted
Condition is TRUE
How do I get to the next step? The reason for doing this in SQL is to prototype in Access, then move this over to TSQL later.
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Apr 6, 2015
I have a search from that has an option group, text fields, and a checkbox where the users selects a variety of option that generates a query. If the query return at least on record a split form (form on top/datasheet on bottom) is displayed and the form has an Edit and Close button. If the query returns no records the form is still displayed except the buttons are not visible.
If I knew the result of the query and then made a decision whether to open the form or release control back to the search box that would be great. To open the form I am using VBA with the DoCmd.OpenForm(,,"MyQuery","criteria") command.I thought about using the DLookup command and evaluate the return value for null to be used to control the program flow.
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Dec 12, 2007
I have a series of dates over several months, and I want to write a parameter query which will list only those from the month of August. I know how to write a general parameter query, but I can't figure out how to write one that specific.
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Jun 24, 2015
I have a parameter query using a form to collect the data. I put LIKE and wildcard enclosing the parameter to bypass the criteria if the data box is empty. It works well. I have another parameter of date type that uses between two dates. How can I bypass the criteria if I leave the data boxes blank?
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Aug 5, 2014
In the following code I have a parameter 'RegionPrefix' that filters my data by the first 2 characters of the 'Queue' field. How do I populate the 'RegionPrefix' parameter so it returns all of my data? Currently if I leave it blank it returns nothing.
Code:
PARAMETERS RegionPrefix Text ( 255 );
TRANSFORM Format(Avg([Abandonment Rate]),"Percent") AS ABAN
SELECT [Call Summary Table].Year, [Call Summary Table].Month
FROM [Call Summary Table]
WHERE (((Mid([Queue],1,2))=[RegionPrefix]))
GROUP BY [Call Summary Table].Year, [Call Summary Table].Month
PIVOT [Call Summary Table].Queue;
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Apr 22, 2015
I don't want my user to type in the parameter value for a query in case of miss spelling. Therefore, I'm using a dialog box form with a combo box field. The row source of the combo field is a table with one field for the list. I've added VB code (Event Procedure) to a buttons on the dialog box which says to run a query after click. I've created the query for the info I need displayed and am using the forms combo field as the criteria.
Private Sub cmdOK_Click()
DoCmd.OpenQuery "qryRequestsbyBranch", acViewNormal, acEdit
DoCmd.Close acForm, "frmDepartmentList"
End Sub
The query runs except I'm not getting any data.
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Jul 3, 2014
My parameters are linked to a form and say:
[Forms]![FormName]![Field] or [Forms]![FormName]![Field] Is Null
Ordinarily this works fine in returning either the selected value or all values if left null.
I need to pull in data from a Crosstab query, which means setting my parameter labels to [Forms]![FormName]![Field].
The problem is that setting the parameter labels is conflicting with pulling all records if the form dropdown is left null.
If I keep my parameters simple and just say [Forms]![FormName]![Field] then the query works with the crosstab data, but I can't do that. I need to show any records if the dropdown is left null.
The crosstab data isn't specifically the problem but needing to set the parameter names seems to be
I think I may have found a workaround by labeling the column headings in the crosstab, which means I don't have to assign parameter labels
It would still be good to know if there's a way of making it work with the parameter labels but this will do for now...
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Mar 30, 2015
I have a reasonably complex query (3 subqueries into 1 main query) which gathers data from various tables into a single dataset based on a specified date.
I now need to generate a similar dataset but across a range of dates (a month) for reporting purposes. However, I can't just adapt the query and change the parameter from a "=#<Date>#" format to a "Between #<Date1># And #<Date2>#" format
The reason being, each date has to be treated individually and has to be queried as a standalone. It's to do with the type of data I have (one-to-many relationships between tables)
So what I really need to do is run the same query multiple times, for each date in scope, then stitch all of those datasets together into one 'giant' one.
How to do that in SQL (effectively, have one query produce the dates in scope, then join that onto the other query, passing each date as the parameter - I don't even think that's possible to be honest)
The other option I can think of is to use VBA to loop through the dates in scope, then use a QueryDef object to set the parameter and read the records for each date into a Recordset object. But then I have the problem of stitching all the Recordsets together, without looping through all the fields and rows each time.
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May 11, 2007
Please have a look at the following code (I am not good at VBA or SQL).
Me.[txtBox] = DLookup(“[SNum]”, “[Table1]”, “[RecID])
If Me.txtBox =>2 Then
Condition if true
Else
Condition if false
End If
I type a value in my [txtBox], a number. I want to evaluate if the typed value meets the condition or not. [SNum] is serially numbered and [RecID] is autonumber Primary Key. The above code is not working. How do I achieve this? Please help.
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Jun 23, 2006
I have two date fields that I am using a form to show the open and close date of an investigation. The opened date field is controlled by a textbox elsewhere on the form, but the date closed is controlled by the vbCalendar control. What I am trying to do in coding is to evaluate whether or not the closed date is before the open date. If the date closed is before the date open I would like a message box to open that prevents the user from moving forward and reminding them that the date closed is earlier than the date open. Is it possible with the vbCalendar option being able to change its focus continually.
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Aug 28, 2014
I am trying to evaluate a field in an access database. I have entered iif([fieldx]="Contributor",1,0). The field that I am evaluating has the word Member or Contributor in it, but my formula always returns a zero (0). What am I doing wrong?
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Jan 11, 2013
This returns the correct value Debug.Print [myTable]![myField]
Why does this result in an error? Debug.Print Eval("[myTable]![myField]")
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Feb 24, 2015
I have a crosstab queries which uses the date query parameters. However, when I go to my Export command (code is below), it ask me to enter the date parameters (start date and end date) twice. What do I have to do so that the system will ask me to enter once only?
Code:
On Error GoTo Err_cmdTest_Click
'Must 1st set a Reference to the Microsoft Office XX.X Object Library
Dim dlgOpen As FileDialog
Dim strExportPath As String
Const conOBJECT_TO_EXPORT As String = "qryEXPORT"
[Code] .....
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Jun 19, 2015
I have 5 queries that I am running. The first query has the date range parameters set in the field area that I need to run and each additional create table query is based off the results of the previous query.
1. Which is better to use to run all of the queries in one simple step? A macro or a form? I am exporting the final table to excel so that I can make some additional adjustments off of it.
2. How would I setup the date range parameters for the first query if I were to use a macro without going into the query itself and updating the date field? I tried setting up a macro to run the queries by using the OpenQuery action for each of the 5 queries, but I cannot figure out how to do the date range.
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Sep 18, 2014
I'm trying to perform a DELETE query at run-time. The criteria for deleting records is somewhat complex due to various one-to-many dependancies between the tables, overlapping of date fields etc., so in order to restrict the DELETE to only those records which qualify, I've set up a load of smaller queries to produce the list of eligible records.There is only one parameter required - a 'CutOff' date which is arbitrarily chosen by the user and is available in a textbox control on an open form when the code is triggered.
Here is the main DELETE query :
Code:
DELETE DISTINCTROW [tblComments].*
FROM [tblComments]
INNER JOIN [qryCommentsToPurge]
ON [tblComments].[CommentID] = [qryCommentsToPurge].[CommentID]
WHERE [tblComments].[CommentID] = [qryCommentsToPurge].[CommentID]
I've put qryCommentsToPurge and all the cascading sub-queries below - have highlighted in red where the parameter value is required (it is used in the queries to identify the records which must be retained, i.e. not deleted)Each of the individual sub-queries works fine and correctly (they return the correct population of records that they were designed to)If I run the sub-queries manually, I am prompted to provide the CutOff date, as you would expect - and the recordset returned in each case is correct for that date.
If, however, I run the DELETE at run-time (with the form containing that textbox open and containing a valid date value) I get a 3061 error :Suggesting that the queries can't pull the parameter value from the textbox on the form. But I've stuck a watch in the debugger on [Forms]![frmArchive]![txtCutOffDate] and I'm getting the correct date value? The form is open and available at the time.So why can't the query see it? I use these kinds of control references elsewhere in other queries and they work fine. I don't understand why it's a problem here?
Code:
SELECT [tblComments].*
FROM [tblComments]
INNER JOIN [qryIssuesToPurge]
ON [tblComments].[IssueID] = [qryIssuesToPurge].[IssueID]
ORDER BY [tblComments].[CommentID];
[code]...
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Nov 5, 2004
I have been asked to set up a parameterized query using 4 fields (ID Number, Surname, Christian Name and Treating Dr/s). When I search Microsoft On-line under parameterized queries it gives a tutorial which basically set out a simple query with "prompt" parameters in the Criteria field. When I search under the Access Help it gives me a totally different explanation - ie. setting up a cross-tab query first and then defining parameters. Is this a loose use of terminology or is there indeed a difference. Help please!
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Jun 29, 2007
Is there a way to label a parameter in a query?
I need to enter a start date for a query - the parameter - and the end date is always six months later.
Currently, I use;
Between [Enter Start date:] And [Enter End date:], but this is not idiot-proofed.
How can I make the second parameter be a calculation based upon the first; i.e., [First Param] + 180 days?
Thanx for any help!
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Nov 15, 2007
Hi there.
I am looking to rationalise some of the queries I have in my access application.
Let's say I have two forms that query the same table based on a value they have in a combo box.
Currently I would have a separate query for each form and set the criteria to the name of the control on the respective form.
My question is whether I can use just 1 parameter query and use this for both forms, passing the necessary criteria - similar to how you would with an SQL Server stored procedure.
I have done this in the past programatically but wondered whether it is possible to do this within the GUI?
One solution is to not have any criteria in my query and then define an SQL statement in the rowsource of my form/control that queries my original query i.e.:
"SELECT FirstName, LastName from Qry_Customers WHERE QryCustomers.CustomerID = ????"
This works but it not as easy to maintain as having separate queries (same reason why I prefer to use stored procedures rather than definining my SQL statements within my code)
Also are there any negative performance impacts in defining the rowsource in this way (opposed to just setting to an existing Table/Query)?
Thanks,
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Nov 22, 2004
I have a query field with the criteria: [enter state]. I would like to be able to enter multiple states (ie: IL or WA or AZ) but the query only functions when one individual state code is entered. Any ideas how to fix this? Thank you.
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Dec 18, 2006
I'm new to this forum and am looking for help in the following:
I'm trying to create a parameter query (using Access 2003) and would like to display just the data that are not null. I tried to insert "and Is Not Null" after the [parameter name] under "Criteria", but it still list null data. Any help will be greatly appreciated (please note that I am a basic Access user and do not do visual basics or anything other than the quick command buttons or the wizard.
Many thanks in advance
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Jan 9, 2006
Hi everybody,
I have a report that is based on an underlying query.At the query level,I
want to define parameters of date data type so that records to be displayed
should fall between DateA and DateB. ie Between[Enter Date A:] And [Enter Date B:].
I want the DAteA and DateB to be only days and Months of a year.
Say my DateA = 01 Jan 06 and my DateB = 31 Dec. 06
But I want only the Parameter to be Between[Enter day and Month A:] And [Enter day and Month B:].
How can I write a query with the two parameter values?
Thank you
dfuas
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Apr 13, 2007
i have a Query where i have Criteria for two fields as the following:
Field :Date of Incident
Crirteria: [Forms]![frmSearchStudent&Date]![cboStartDate] And [Forms]![frmSearchStudent&Date]![cboEndDate]
Field: StudentSurname
Criteria: [Forms]![frmSearchStudent&Date]![Combo0]
Occasionally, staff may just want all incidents (records) to be shown for the selected StudentSurname and so, just select the surname and leave the date fields blank.
i tried the following:
Field :Date of Incident
Crirteria: [Forms]![frmSearchStudent&Date]![cboStartDate] And [Forms]![frmSearchStudent&Date]![cboEndDate]
Or: [Forms]![frmSearchStudent&Date]![cboStartDate] Is Null And [Forms]![frmSearchStudent&Date]![cboEndDate] Is Null
Field: StudentSurname
Criteria: [Forms]![frmSearchStudent&Date]![Combo0]
then when i tested this by leaving the date fields blank and selecting a valid student surname it simply returned all incidents (records) for ALL students not the selected one.
is it possible to achieve this? if so, could someone please help!
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May 24, 2007
I have created a query so that two fields have a range in them i.e.
One Field called "Price"
There are two text boxes on the seach form called "price1" and "price2"
The query reads
Between [price1] And [price2]
A second field called "Date Ordered"
There are two text boxes on the search form called "date1" and "date2"
Field called "Date Ordered"
Between [date1] And date2]
I have used the AND operator to join the first and second range. The user will fill in the criteria from a form with text boxes. This form is unbound but as soon as they click on the Search button, it will open up the query with the parameters in as above.
However, if the user were to type in a price but not a date the query shows no results. Results are only shown if a price and a date are inputted.
The OR operator will work but it is not what we need. We need to show results if a price is entered but not a date and vice versa. The fields are coming from one table.
Please can anyone advise? The database is a library management system so the price and date are the price of any books and the date that the book was ordered.
Thank you in advance for any help or advise.
Janet
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