GAResultSet

Object subclass: #'GAResultSet' 
instanceVariableNames: '' 
classVariableNames: '' 
poolDictionaries: '' 
category: 'Garage-Driver'

Overview

I am a garage result set representing a result from a database query. I provide a collection-like interface with methods such as #at:, #collect:, #do:, #select.

Instance Method Details

at:

Accesses the nth row of the result set

at: anIndex 
self subclassResponsibility

collect:

A collect on the rows of the result set.

collect: aBlockClosure 
^self subclassResponsibility

do:

A do on the rows of the result set.

do: aBlockClosure 
^self subclassResponsibility

first

returns the first row of the result set

first
^self subclassResponsibility

isEmpty

Returns if the result set has no rows

isEmpty
self subclassResponsibility

readStream

Returns a read stream for the current result set

readStream
self subclassResponsibility

rowAt:

Returns the nth row of the result set. Equivalent to #at:

rowAt: anIndex 
^self at: anIndex

select:

A select on the rows of the result set.

select: aBlockClosure 
^self subclassResponsibility