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What is fields?

Posted By :Narayanan     Posted Date :February 28, 2013    Points :40   Category :C# 
A field is a variable that is associated with a class or with an instance of a class.

You can also find related Interview Question to What is fields?  below: 

State whethere Except command will work if both query have different number of fields?

No, It will work only with same number of fields with same datatype. (More...)

State whether Except clause will work if number of fields are same but with different datatype?

No, It will not work number of fields and datatype of each field should match with respective fields in both the query. (More...)

What are Projected Fields in SharePoint?

Projected Fields are the fields which you can access when a list is joined by a lookup columns.
In SharePoint 2010, Referential integrity can now be implemented using Lookup columns. Joins and ProjectedFields properties of SPQuery were introduced to facilitate this. These are additional columns from a parent lookup column list. (More...)

how many fields/columns we can create in a list/library in Share point

Windows SharePoint Services, you can create the following numbers of each column type for each list or library:

ingle line of text :276
Multiple Lines of Text: 192
Choice: 276
Number: 72
Currency: 72
Date and Time: 48
Lookup: 96
Yes / No: 96
Person or group: 96
Hyperlink or picture: 138
Calculated: 48
Int: 96
Managed metadata: 94 (More...)

Why do you use properties instead of fields?

You can provide validation code with properties that validate data being read or set. You can not add any validation code while using fields. (More...)

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