How To Avoid From Overlapping Between Times Per Date

Jun 16, 2007

Hi

I need to know how to avoid from overlapping between times per date when the user is isernt a new data.


I thought to use dllookup function but it finds one result but if there is more than one result.

Date Ent Ext

1/1/2007 8:00 17:00
1/1/2007 9:00 16:00
1/1/2007 10:00 15:00

In this case there is overlapping and I need a code that avoiding this situation.

Thanks

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Overlapping Times

May 10, 2007

Here's a good one for the experts...

I have a query that sums downtime on equipment. The problem that I came across is that there can be multiple status items open up on the same piece of equipment. When the restored time on one status item occurs after the down time of another, the query still adds the total down time of both status items which is giving me greater downtime than there actually is.

Is there a workaround for this?

Thanx,
MJ

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Feb 24, 2014

I'm trying to create a report that pulls from two tables [tblTelephony] and [tblSales]. All data in my query is limited to a date range entered through a form.

For every record in [tblSales] (showing the agent made a sale) there is a record in [tblTelephony] (showing all the stats for the agent's day worked). [tblTelephony] has one date for each record. [tblSales] has two dates for each record. The sales dates are the date the services were ordered (matches the date worked in [tblTelephony]) and the date the services were installed.

In order to get an agent's MTD Sales stats I have to query the date range on Install dates. MTD Telephony stats are run on the same date range on telephony date. Where I run into an issue is with the sales that are ordered before the date range in question and installed during it.

I've run a separate query to sum the sales installed during the date range and used that sales value in my Telephony query. In order to get my data to show as accurately as possible, I had to create a relationship between the Order Date and the Telephony date. I'm really hoping to find a way to force the sum of sales in sales query to show in the sales column in the telephony query, regardless of the telephony date range and without adding telephony data for dates outside the range.

Example:
Date Range = 2/1/14 - 2/24/14
Telephony Date = 2/3/14
Order Date = 2/3/14
Install Date = 2/14/14
Appears on report

Date Range = 2/1/14 - 2/24/14
Telephony Date = 1/31/14
Order Date = 1/31/14
Install Date = 2/3/14
Does not appear on report

How to get the sale example on the bottom to show without removing the relationship?

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Mar 8, 2007

Hi,

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07/03/2007 10:30 am (Current date time)

This should work out the:

days
hours
minutes
seconds

I did want this to be shown on a form

Thanks

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Sep 20, 2013

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Hi,

I have developed a small hotel booking system which inserts records into a reservations table. The table looks like this:
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Is Access capable of adding such a constraint?
It was easy to add a constraint that prevents a booking where the StartDate is before the EndDate, but this one needs to reference already existing records.
Any help would be much appreciated.

Thanks

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With wdDoc
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I'm creating an equipment hire database, and I was wondering how I would not permit overlaps of equipment hire ie. equipment being borrowed before it is returned. I have a query that lists all bookings that overlap, but I am unsure of how to implement this into the table to prevent overlaps.

The SQL for the query is as follows:

SELECT Bookings.[Booking ID], Bookings.[Instrument ID], Bookings.[Borrow Date], Bookings.[Return Date], Bookings_1.[Booking ID], Bookings_1.[Instrument ID], Bookings_1.[Borrow Date], Bookings_1.[Return Date], ([Bookings_1].[Borrow Date]>[Bookings].[Return Date]) Or ([Bookings_1].[Return Date]<[Bookings].[Borrow Date]) Or ([Bookings].[Instrument ID]<>[Bookings_1].[Instrument ID]) Or ([Bookings].[Booking ID]=[Bookings_1].[Booking ID])

[Code]...

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scratch

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-----
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field3

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xxyy

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