This page (revision-4) was last changed on 26-Nov-2021 10:22 by RForbes

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VARCHA Rnn
VARCHARnn

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At line 1 changed one line
VARCHARnn is an [Oracle data type] that identifies the field in the data base as holding alphanumeric (characters and numbers) values with a variable length not to exceed the number indicated. For example, a field defined as VARCHAR30 may hold a value which has a length up to 30 characters long, but only actually uses as much space as needed on the disk. If the value is unspecified (length = 0) then this is known as [NULL] value.
!Domain
VARCHARnn is an [application domain|DOMAIN] which imparts the following characteristics::
* Oracle data type is VARCHAR2 with a length of nn
!Data Type
VARCHARnn is an [Oracle data type|ORACLE DATA TYPE] that identifies the field in the data base as holding alphanumeric (characters and numbers) values with a variable length not to exceed the number indicated. For example, a field defined as VARCHAR30 may hold a value which has a length up to 30 characters long, but only actually uses as much space as needed on the disk. If the value is unspecified (length = 0) then this is known as [NULL] value.
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![Notes|Edit:Internal.VARCHARnn]
[{InsertPage page='Internal.VARCHARnn' default='Click to create a new notes page'}]
This page (revision-4) was last changed on 26-Nov-2021 10:22 by RForbesTop