Custom Generated Number

May 10, 2005

Quote by Pat Hartman
>>>BTW, one somewhat undesirable thing happens when you go with replication. Access changes ALL your autonumbers to random instead of sequential. That means that from that time on, all new autonumbers will be assigned randomly to minimize the problem of conflicts between the design master and replica sets. A random autonumber can range from a very small negative number to a very large positive number. These autonumbers can no longer be used as your customer numbers or order numbers if these numbers are ever printed or given to the customer to be used for reference. A customer probably will be confused by an order number = -2. If this is going to cause you a problem, you'll need to switch to custom generated numbers. Post back for details if you need them.<<<<

I'd be interested in getting some details. Data will be entering that table through a data entry form and through appending from a second copy of the DB. I want to make the PK a random autonumber but then when the second DB is added to the Master DB have the table in the Master DB assign each record a "prettier" more usable id number. I know this is stupid but I'm not sure how to relate code to a table (there's no before update event for a table as far as I'm aware).

Thanks for any help you can give.

Stephanie

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Modules & VBA :: Generated Random Number Always The Same

Jun 2, 2015

I have a log in screen that my users must use before they can use my db. if they enter the wrong username/password they get the usual message boxes. I also thought it would be a nice personal touch if once they've logged in they get a little greeting, so i made a message box that says "Hello " followed by their first name

This did the trick for a while, however theyre sick of seeing "Hello" and want other greetings, i figured this wouldnt be too complicated and took me only about 10 minutes or so to implement.

Basically i created a table (tblGreetings), has two fields, an autonumber field (ID) and a short text field

I've added the following code into the login sequence:

Dim greetings As Integer
Dim greet As String
Dim randomNum
greetings = DCount("ID", "tblGreetings")
randomNum= Int((greetings - 1 + 1) * Rnd + 1)
greet = DLookup("Greeting", "tblGreetings", "[ID]=" & randomNum)

which in theory should generate a random number between 1 and "greetings" (which is an integer representing the number of greetings ive stored in my table), currently greetings=9

then it should pick a greeting from tblGreetings using the random number as an ID

This more or less works, except whenever the DB is opened and a user logs in, the "random" number is the same every time, it always seems to be 7 (which corresponds to the greeting "G'day").

Why this random number is always the same? it changes if i run the code a few times in the same session, but once the database is closed and reopened it still gives off the number 7, every time

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Jul 16, 2013

I am trying to construct a system in access where I can have a user type in a part number, revision of a part, job number, serial number quantity, and generate a serial number based on the quantity that they need.

I am getting hung up on even how to construct the tables effectively to accomplish this, let alone the forms, queries, etc.

The numbers have to be in the following form. XXXX-XXXX

For an example:

I have part ABC and I need 5 serial numbers.

I need to be able to create a batch of serial numbers automagically that reads like:

9001-0001
9001-0002
9001-0003
9001-0004
9001-0005

Then for the next part XYZ I need 3 serial numbers. It would be constructed like this:

9002-0001
9002-0002
9002-0003

With the goal of eventually being able to search a part number and revision, or a job number and return all serial numbers assigned to that.

Is this possible in MS Access?

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May 28, 2015

I've been building a CRM in Access that allows for creating profiles for our accounts. When we add a new account, I'd like an Account ID to automatically generate and look like this: CRMXXXXX where the X's represent a random number. I originally wanted to set the field as autonumber to just count up, but unfortunately I need to append this value to another sales database we have; you can't store the text "CRM" with an autonumber in a table.

Right now, all I've done is place an equation in the default value of a textbox I have on my 'Add Account' form. I then made the control source of the text box the Account ID field. My equation is as follows:

="CRM" & CStr(Int(Rnd(Now())*10000))

This appears to work, as it generates a value in the correct format. However, I've realized that each time I open the CRM, the random numbers start over again and I run into issues of trying to create a new record with the same ID as a previously created record. I assume I need to incorporate some sort of timestamp to it in order to change it.

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May 19, 2013

I have created a Fiscal Database and want to create a custom ID Auto number. I would like the ID number start with FCP, the Fiscal Year (comes off of field of form), Fund Control Point (comes from the form) and a 4 digit auto number (to start with 0001).
Example: FCP-2013-021-0001

Of course, this number gets stored to the Table and the ID number is generated/viewable (Un-enabled) in the form when information is entered into the form.The Fund Control Point is a combo box within the form and does auto populate some other fields within the form.

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YearMonthDay###

070719001
070719002
070719003
tomorrows numbering would be
070720001
070720002 and so on.

Each new day would start a new sequence of 001, 002, 003, etc.
I have searched these forums and haven't really found any answers. Could someone direct me in the correct direction. Also I need this number to be saved in the table and not just displayed or printed.

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Oct 6, 2006

I try to explain my problem.
There is a report have 50 records.
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I require a Form Where i enter to initial number example 22 and say preview report.
The report Set the line number of Details Section Like
22
23
24 etc...



How can i do this. Please help

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Dec 16, 2014

Been looking around for a solution for a custom ID and can't quite find one that's specific to my problem.

I am creating a log and I want to give each new log entry a new log number. The format would be: IEyy-xxx. The ID is the letters IE, then 2digit year, a dash, then 3digit incrementing number. The ID should reset back to 001 every year (e.g. if IE14-623 is last log entry of 2014, first log entry of 2015 would be IE15-001).

My table has an autonumber that I will use as the primary key- which is not the log number- and looks like this:

These are the fields in my table:

Index Log Number (autonumber and primary key)
IE number
Program Name
Date Created

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Forms :: Custom Sequential Auto-number Of Different Series

Aug 18, 2015

I am using Ms Access 2007 and I am new to it..I have table of following fileds

ID (as a primary key)

AccountingYear (Filed for current accounting Year e.g., 14-15; 15-16)

Series (text- as R, Y, B etc to denote series code)

OrderNo (field to store custom autonumber Order No e.g., for Series R-1, R-2, for series Y Y-1, Y-2, etc)

I have created a form using all these fields..Now what i want to do is I want to create custom order no as first 2 digit of accounting year+Series+Autonumber of respective series as

14R-1
14R-2
14Y-1
14Y-2
14Y-3
14B-1

15R-1
15R-2
15Y-1
15Y-2

Means autonumber starts with 1 for every accounting year of respective Series..how to do this and what code or formula should be applied and where the code should be inserted as I am new to Ms access

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Duplicate Autonumbers Being Generated

Mar 11, 2006

I have an orders database using Ac2K. Main tables are:
tblOrders: Has OrderID which is autonumber, key index (no duplicates)

tblOrderDetail: Has OrderDetailID --long integer

Tables are related in one to many relationships on OrderID-OrderDetailID with both cascades set.

Database is split with tables and front end on server. I can't put front end on desktops because users can access from any of over 600 computers in the school district even tho there are not all that many simultaneous users.

Data is input on main form bound to tblOrders. When user puts in required information (Date,Vendor other etc.), I save record and autonumber generates a new OrderID. The subform window then opens and user then inputs the details of the order to the tblOrderDetail. There can be multiple entries here.

Form and subform are linked by their ID fields as master-child.

PROBLEM: System which runs on network with 2-3 simultaneous users is unstable. It works for a while (maybe 10-20 orders) and then crashes. The subform window is blank (never opens).

When I examine the tables directly I found these problems:

1) Two of the OrderID's (autonumbers) are the SAME! They are usually right above and below each other and usually tied to the same user altho other order info may be different. I don't see any data "collision" if it's the same user. I thought this was IMPOSSIBLE.

2) There is an entry or two in the tblOrderDetail with ######### in one or more fields. The OrderDetailID field is blank. I once found the ######### in the tblOrders as well.

3) The key index is removed from the OrderID.

4) When I go to the relationships window either the link is missing or the cascade and integrity are no longer active. If I try to re-establish, I get a message about missing key index or unmatched data. If I then go and DELETE the records with the ##########, I can re-establish the relationship. And it works for awhile again.

5. Compact and repair doesn't fix anything.

6. One user "thinks" she saw a quick message about "time-out". Is there some setting in Access that I need to change (Tools-Options-Advanced?)

ANY ideas would be much appreciated. There is nothing worse than trying to work with a system that works most, but not all, of the time.

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Feb 24, 2005

Hello,

I'm making a table with a Yes/No choice many fields which represent subscriptions.

The problem is that the subscriptions available will need to be changed fairly often - will this mean the table and the form associated with it need to be redesigned?

If so, I don't know how to make fields that change depending on a different table.

If this can't be done, I'd be interested to find out how else I could go about this.

Thanks for any help you guys can offer.

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Hey guys.This is a real basic question but I am a newbie at this.:confused:I have created a form in Access that is actually an INVOICE for my company and therefore I have fields like [qty1],[rate1] & [amount1] In the form in [amount1] I have used the following expression to get automatically generated values.=[qty1]*[rate1]This gives me the Amount. But problem is that the result that is automatically generated by this mathematical operation is not stored in my database under the field amount1 and the field is therefore blank. I wish to use this resulted value in a report and also want to use it in other forms e.g. my sales register.kindly help me out with this.:)

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May 9, 2006

Hi I have a field on my form called cost of order
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is there a simple way (most probably) to the send this data to my payment table, I already have a deposit filed set up in the payment table I just want to post the data in from the form?

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Apr 30, 2007

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Thanks

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However, clicking 'No' or x'ing off this Access generated message will then cause a Run-time error 2501. I want to handle this error if it all possible.

Code:
Private Sub CmdRemove_Click()
Dim strQuery As String
DoCmd.Beep
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Jul 13, 2006

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Dec 13, 2005

I m using autonumber in my ID field.My other table fields are mandatory.
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Jul 26, 2007

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Apr 4, 2008

Good Evening Everybody,
I am currently helping some people out at work with their database. My knowledge of Access is very limited, and whilst my it is improving I have nonetheless come up against a ‘hurdle’ which I am struggling to jump. The database in question is not complex, quite the opposite in fact. Basically 1 table ‘Main Data’ , 1 data entry form and a few reports. The table includes 8 fields in the following formats:

ID: Auto Number
Area: Text
Equipment:Text
EquipSrlNo:Text
EquipLocalNo:Text
MOPNo:Number
DateDone:Date/Time
MOPPeriodicity:Text


I was recently asked to produce a report for them that would search between two dates using a parameter query and to then return the result. The problem is that when I generate it using the following SQL it returns records in the period that I asked for, but then collects ‘additional records’ which fall outside the date-span that I originally requested, i.e. search Between 03/04/08 And 30/04/08 produces data that relates to data in May, June, July 08 etc. I thought that what I was doing was correct, and it has worked for me in the past- but on this occasion I am absolutely confused???

SQL
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FROM [Main Data]
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Unfortunately, I do not have a copy of the database in question and so I am unable to post it for the purpose of explanation.

Can some kind person point me in the right direction as I am slowly losing the ‘will to live’ Ha? Ha? You have always been so helpful in the past and hence the reason I have called upon my ‘forum friends’ to help me out?


Look forward to your response(s)


Best Regards

CarolW

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