1Attean::API::AggregateEUxsperresCsoinotnr(i3b)uted PerlADtotceuamne:n:tAaPtIi:o:nAggregateExpression(3)
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NAME

6       Attean::API::AggregateExpression - Role representing an aggregate
7       expression tree
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VERSION

10       This document describes Attean::API::AggregateExpression version 0.020
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SYNOPSIS

13         use v5.14;
14         use Attean;
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DESCRIPTION

17       This is a Moo role representing aggregate expressions.
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ROLES

20       This role consumes Attean::API::DirectedAcyclicGraph.
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REQUIRED METHODS

23       Classes consuming this role must provide the following methods:
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25       "operator()"
26           The name of the aggregate operator.
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28       "scalar_vars()"
29           A HASH reference of scalar variables. The only scalar variable
30           defined for SPARQL 1.1 is 'seperator', a string separator used with
31           the GROUP_CONCAT aggregate.
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BUGS

34       Please report any bugs or feature requests to through the GitHub web
35       interface at <https://github.com/kasei/attean/issues>.
36

SEE ALSO

AUTHOR
39       Gregory Todd Williams  "<gwilliams@cpan.org>"
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42       Copyright (c) 2014--2018 Gregory Todd Williams.  This program is free
43       software; you can redistribute it and/or modify it under the same terms
44       as Perl itself.
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48perl v5.28.1                      2019-01-09Attean::API::AggregateExpression(3)



        

    


            
        

        

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