General :: How To Know If Recordset Is Empty
Feb 25, 2014
I have the following VBA code to select certain records from table to recordset, however, sometimes no records existed and movefirst should give error message. Just want to know how to know there got no records in the TRANS2 in case no criteria is matched??
Set TRANS2 = db.OpenRecordset("SELECT * FROM TRANSACTION WHERE tcode = 't12345'", dbOpenDynaset)
TRANS2.MoveFirst
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Oct 3, 2005
Help.
I can seem to find a way to test if the SQL for my record set returns value. I've tried using the if statement with .BOF and .EOF. When there are no records returned for the criteria, there should be a way to test it with IF. I can't seem to figure it out. Using the record count does not work because it also returns at least one record. Help.
Here is the code
Dim rsContacts As ADODB.Recordset
Set rsContacts = New ADODB.Recordset
SQLStr = "SELECT FormatPercent(((43200-Sum(DateDiff('n',[tblOutageDetail.StartTime],[tblOutageDetail.endtime])))/43200),2) AS ElapsedTime FROM (qryOutageTotalMin INNER JOIN tblOutageData ON qryOutageTotalMin.Outage = tblOutageData.Outage) INNER JOIN tblOutageDetail ON tblOutageData.Outage = tblOutageDetail.Outage WHERE (((tblOutageData.System)='PARK PRIMARY') AND ((tblOutageDetail.StartTime)>=Date()-30) AND ((tblOutageDetail.OtgCat)=1))"
With rsContacts
.Open SQLStr, CurrentProject.Connection, adOpenStatic, adLockReadOnly
End With
'Me!btnparkpri.Caption = CStr(rsContacts!ElapsedTime)
'Set rsContacts = Nothing
If rsContacts.RecordCount = 1 Then
Me!btnparkpri.Caption = CStr(rsContacts!ElapsedTime)
End If
If Me!btnparkpri.BackColor = 255 Or Me!btnparkpri.BackColor = 32768 Then
Me!btnparkpri.ForeColor = 16777215
End If
Set rsContacts = Nothing
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Sep 3, 2004
Can anyone tell me how to delete a recordset if a control is empty?
I have my form set up to automatically display the users ID which is bound to a table. If the user exits the form without entering any data I end up with a recordset that only has the users ID in it and nothing else. What I would like to do is set up an on close event in VBA that will check if other data exists in the table, otherwise delete that recordset. I'm not very familiar with this recordset.delete thing. Can anyone clarify?
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Sep 6, 2006
Can someone tell me the VBA code for testing whether a query recordset is empty or not?
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Oct 14, 2014
Are new, empty record in form have recordset presentation, how to get recordset in form for empty row?
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May 12, 2014
I'm trying to write record set contents to excel. My query runs perfect in access query wizard, but recordset showing as null. My VBA code
Code:
Dim cnn As ADODB.Connection
Dim recordst As ADODB.Recordset
Dim strSQL As String
Dim strPath As String
Dim appXL As Excel.Application
Dim wb As Excel.Workbook
[Code] ....
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Sep 16, 2014
I have a database that I've created for a number of clerks under me to use to track their daily tasks.
When clerks are entering their tasks, they do so through a number of combo boxes on a form (Assigned by:, Division of Law:, Subcategory:, Casename etc). When all of the combo boxes have been filled, the employee can click a button in order to save the record to the back end of the database and open a new blank record.
Currently, if an employee tries to enter the wrong data in a combo box and save the record, they will be prompted to enter data and not allowed to save the record; the problem is that if they leave all fields blank they can still save the record - thus creating useless data for reporting purposes. For example, an employee could enter their name and the date of record but leave every other combo box blank and still save the record. I want to lock the form such that they cannot save the record unless all of the combo boxes on the form are populated to reduce user error.
How can I do this simply?
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Jul 9, 2014
In Access, how to determine a directory with given path which is empty?
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Apr 29, 2014
a table which has several fields (ProjectID, Name, PM, Category, Date, Tester).
I am trying to find a way to count how many of the fields have been filled out and how many are null for a particular Project ID.
For example, ProjectID=27 has a Name and a PM but no more data so when I load the form I want the db to tell me 3 of the fields have been filled out for this project. This way I can calculate how many are empty (3 in this case)
How would I go about doing this
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Jul 28, 2012
I have an simple option group (3 options 1,2 and3!!)I am building a query where I need to display records whose option group field in the table is empty. I have tried:
field = Int(0)
field = ""
field = null
isempty(field)
do not work.
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Jun 22, 2012
I am exporting data from Access to excel, once all the data is exported into multiple sheets. I have one Master Sheet which has formula / reference to other sheets. I want to hide those rows which do not have data but contain formulaes referencing back to another sheet.
How to hide those records has formula but do not have data.
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Aug 20, 2014
When user enter the data other than date field or when date field remain empty and user press the Add button, it is giving error.
(Error 3075)
Syntax Error in date in query expression '#'.
while same code is working for text field. but it is not working for date field.
If (Me.rdate) = "" Then
Exit Sub
End If
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Apr 3, 2014
I have a work order system that people use but it somewhat randomly puts blank records into my table. I've added a lot of validation checks when submitting, closing and resetting the form and limited the way people can exit out of the form to fight this issue but it still happens.
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Oct 12, 2012
I have a table orders details with a sub form displaying the order, I have a combo box to display the product from products table to place in the sub form products box . I keep getting the error message join key of table details not in record set I have checked my relationships and for keys and there all there .
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Jun 30, 2014
I have three tables see below
tblplantitem
tblplantgroup
tblplantservice
so I have frm called frmplant which holds the plantgroupname I.E plant type (airblow,leads) then I have subform call plantitemtblsubform which holds the plant item serial number, value ,service date which works great now my problem I have command buttom on subformplantitemsubform then opens form call frmpopupPlantService this opens to show plantitem service history but when I add a record then save close then click the same plant item to open form frmpopupPlantService show no service history even when I just entered ...
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Feb 6, 2013
My form respectively subform has a couple of problems related to the recordset as it is available in VBA.
The mainform contains material data, the subform contains the components of that material and a quantity, while the components are materials themselves. The subform's control source is an SQL statement created by the query builder.
Everything worked fine before i replaced the material-selecting combobox in the continuous subform by a textbox and a button. That button leads to another (dialog) form with some filtering options, which in turn returns the number of the selected material. This material gets inserted into the textbox. To this point it works fine.
But when i enter a quantity before i selected a Material, i get an error message after selecting the Material: This Action was Cancelled by an Associated Object. This happens while executing the following VBA Code on click of the material selection button (exact position commented in code):
Code:
Private Sub cbuSelectComponent_Click()
' Select component
Dim SQL As String
Dim rs As Recordset
DoCmd.OpenForm "Material Selector Dialog", , , , , acDialog, "Dialog"
If GLB_selected_mat = -1 Then 'cancel
[Code] ....
I've found the following Microsoft KB Article: [URL] ..... In their example code they use:
' Restore text box value to the original record contents
' in this case, that is NULL
datDataCtl.UpdateControls
I assume this is the relevant part, but i have no DataControl (what's that?) and neither found an UpdateControls method in the subform object.
The second error, "no current recordset", occures when i edit an existing component line in the subform that has been added right before (also using the same event and code as mentioned above). If i close the form after adding the component and open it again, it's no problem.
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Mar 26, 2015
I would like to get minimal value from "Ski" column. Need to use recordset instead Dmin function because this value will be changed many times. I work with dao.recordset but I never used recordset filter so I need to do something like this:
Code:
strSQL = "select tblGoraZleceniaNowaWyceny.id_gora_zlecenia, tblGoraZleceniaNowaWyceny.naklad_pracy, tblGoraZleceniaNowaWyceny.nazwa, tblGoraZleceniaNowaWyceny.Ski, tblMontazSzczegoly.iloscuzytkow from tblGoraZleceniaNowaWyceny inner join tblMontazSzczegoly on tblGoraZleceniaNowaWyceny.id_gora_zlecenia = tblMontazSzczegoly.nazwa where tblGoraZleceniaNowaWyceny.id_wycena_pre=" & Forms!frmWycenyObszarRoboczy!ID_wycena_pre & " order by error desc"
Wor = 5
Get the minimum value from strSQL (Ski column)
update this value = Ski+1
wor = wor-1
and loop all procedure until Wor = 0
So the problem is how to requery strSQL to show NEW minimum value at the beginning query - rst.requery doesn't work.
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Dec 11, 2013
I am looking for a complete working example of a fabricated ADO recordset bound to a form. The purpose of this is to provide a selection tool for records of a table in a multiuser database.
I could do this using a table to store the selections in the db, but I want to get a tool I can reuse in the future, obviating the need for extra tables and keeping track of users and multiple copies of the application ran by the same user.
So far I can display MEMO text, all the other values of my recordset (yes they are present) generate #ERROR in the form controls.Yes I did google. Apparently I am not the only one with this problem, but the solutions range from bizarre to weird.
Code:
.Append "MailSubject", adLongVarWChar, 10000
' .Append "MailSubject", adVarChar, 255
.Append "MailBody", adLongVarWChar, 10000
.Append "MailID", adBigInt
.Append "MailTemplateID", adInteger
.Append "RevisionID", adInteger
.Append "SentOn", adDBTimeStamp
.Append "myField", adInteger
Any complete (with form) working example that includes at least one integer field in a record ...
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Feb 25, 2014
Set TRANS1 = db.OpenRecordset("SELECT * FROM MASTER WHERE DatePart("yyyy", TRANS1![CDATE]) = " & 2014, dbOpenDynaset)
In the above recordset selection, the ACCESS seems do not allow to have the DATEPART("YYYY") function in the syntax. As CDATE is a table field with date/time data type. Just want to know, how to do this kind of date selection. My purpose is to select all records according to a specific date to the TRANS1 recordset.
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Dec 19, 2013
Example of a fabricated ADO recordset bound to an ADO recordset here: [URL] ..... and it is reattached here.
I have been unable to discover how to add records using the form. So, what needs to be changed, so that one could add records just like with a normal form bound via DAO to a table?
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Jan 26, 2015
I am fairly new to access, and have the following problem with the attached new DB. Thought I have designed the start of a good database with a "Junction Table". Have 1 problem, cannot enter a new name on the from, gives the error below:
"Join key of personnel table not in recordset" ...
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Oct 10, 2013
I am creating a database for call quality monitoring. Just when I thought everything was working perfectly, I get an error saying the record set can't be updated. I can't find anything useful about it online either.
Here is my database:
I have a table which is essentially an template for call quality. each record has a primary key ID number. I also have a table for staff and their teams which is linked to the other table.
I have a form where you can select the staff member, and there is a tab control where the second tab has their quality results via a sub form. I have made the primary key a hyperlink so when clicked it brings up the quality form of the original record. however it can't be updated and gives me the message saying record set can't be updated.
I want the user to be able to click the hyperlink, bring up the record and edit where required.
Is this even possible?
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Jul 11, 2014
I have a form with a continuous subform whose RecordSource is a predefined query. There are a number of controls on the main form which allow for various filtering on the subform / query and a command button to export the data to Excel.Because I want to export exactly whatever the user has filtered using the form, I take a clone of the subform recordset and pass that as a recordset object to my export function.
I've just noticed, however, that a couple of the fields in the Excel spreadsheet are always blank, even though the corresponding records on the subform show values? I can't figure out why; there is nothing unusual or distinctive about these fields (2 x Text and 1 x Date/Time) other than the fact that the contents don't seem to copy? I do get the field names - just no data for them?
The data is visible in the subform, and when I run the query on its own, the fields are populated in the returned dataset as well? So why aren't they included in the RecordsetClone?
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May 23, 2013
I've been building a small app for some friends. At present, they enter "records" line by line into a word processor, then use (archaic, IMHO) macros to produce the desired printouts. They wanted the new data entry UI to mimic that process.
Ok, so I've adopted the datasheet form as the principal entry vehicle. Based on the initial info they gave me, there were two convenient fields to sort on, so I used them in the OrderBy clause of the query which serves as the form's recordsource. I also developed the code to maintain the sort order after they inserted or deleted a record.
Now it turns out they don't require an entry into those fields, and in fact there's no logical field at all on which to order by.
So the question is: how to approach this? From my reading, I can't use the primary key or an autonumbered field, since the former won't necessarily reflect the desired incrementation and the latter only triggers for a new record, not an insertion (is this correct?).
My thought is to add a simple numerical field (which will be hidden from the user) with sequential values. I can do the OrderBy on it, and add code to adjust those values whenever a record is deleted or inserted. (That will require looping through the recordset from the point where the deletion or insertion occurred.)
For instance, is there some way to add a calculated field to the recordsource for this purpose?
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Aug 2, 2012
I'm trying to open a recordset in vba and I'm getting the 3061 runtime error,Expected 1.
I'm trying to open a recordset with a query that uses a reference to a form control.
Code:
searchtable1 = "qInVisio_RSV"
Set rs = db.OpenRecordset(searchtable1, dbOpenDynaset, dbSeeChanges)
This is the sql of the query:
The highlighted parted is the form referance ( I know it's obvious, just for easier spotting )
Code:
SELECT dbo_FOLIO.FOLIOID, dbo_FOLIO.KIND, dbo_FOLIO.RSVID, dbo_FOLIO.CHKIDATE, dbo_RLIST.ROOMID, dbo_ROOM.ROOMNO, dbo_AGN.LINAPRG
FROM (dbo_ROOM INNER JOIN (dbo_FOLIO INNER JOIN dbo_RLIST ON dbo_FOLIO.RSVID = dbo_RLIST.RSVID) ON dbo_ROOM.ROOMID = dbo_RLIST.ROOMID) LEFT JOIN dbo_AGN ON dbo_FOLIO.AGNID = dbo_AGN.AGNID
WHERE (((dbo_FOLIO.KIND)=101) AND ((dbo_FOLIO.CHKIDATE)>=[Forms]![frmCleaningPlan]![DTPicker]));
also as you can see it's a datepicker control, so the value is a date...
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Aug 14, 2015
Special situation: The SQL Server Linked Server across the country is linked to a Read Only Oracle DB. This data pull works perfectly and populates the Subform.
The problem is that Oracle can take 3 to 6 seconds to retrieve the single record depending on the network traffic through a small pipe.
The code below shows the RecordSource for the SubForm. clicking on a list box supplies the value. Then 3 to 6 seconds later, the subform populates.
The actual Recordset for this Recordsource is needed to conduct Validation on each field. Normally this would be on SQL Server, I might just create a Recordset Oject and run this SQL statement again in 1 milisecond. In this case, it will probably take an additional 3 to 6 seconds. Avoiding another lengthy round-trip to Oracle would be prefered.
Goal: How does one grab, clone, or other wise reference the existing recordset for the SubForm?
Note: Immediate Window - One single field can be returned quickly
There are 48 fields that need validation - is there a way to reference the entire recordset?
Immediate Window during Break Mode:
? me.fsubsrNavSHLBHL("NavSH_QQ")
NESE ' this is the correct value for the current recordsource
Set a breakpoint right after the line:
fsubsrNavSHLBHL.Form.RecordSource = "Select * from vsrNavigatorSHLBHL where Well_ID =" & txtNavWellID.Value
Immediate Window:
? me.fsubsrNavSHLBHL.Form.RecordSource
Select * from vsrNavigatorSHLBHL where Well_ID =91229
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