access class microsoft training - primary key
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Forum home » Delegate support and help forum » Microsoft Access Training and help » access class microsoft training - Primary key

access class microsoft training - Primary key

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replyReply Mon 23 Jul 2007, 09:58Delegate John said...

John has attended:
Access Introduction course

Primary key

what is a primary key?

For upcoming training course dates see: Pricing & availability

replyReply Mon 23 Jul 2007, 10:21Trainer Tracy said...

RE: Primary key

Hi John,

Thank you for the question

A primary key is a field that is used to uniquely identify a record in a table. The primary key field also helps you to relate two tables.

Tracy

replyReply Sun 19 Aug 2007, 14:52Delegate Reza said...

RE: Primary key

Hi Tracey,

I have got two questions; In regards with primary key, how can access increment user specified PK. In other words, if I decide to set my OWN primary key (i.e. 9874, 9875, 9876,...) how can we assign Access to increment by one each time we enter the new data/record in form.

My next question is, I have seen in other forms that once user enters the date into one field, the information for other specified field retrieved automatically. For example, as soon as I insert the Date into my Date Field of my form, the Week number pops out into my Week Number field. I think this is something to do with Lookup/Searching wizard.

Thank you

 


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