Aggregating numbers

Refs: http://wikimedia.7.x6.nabble.com/SMW-Property-Ask-Same-property-multiple-times-on-same-page-tc5073446.html

Storing values

{{#subobject:
 |Is row={{#counter: example }} // make the subobject unique
 |Has page={{FULLPAGENAME}} // provide an identical reference
 |Has text=first // some text
 |Has number=1 // some number
}}

Querying values

{{#ask:
 [[Has page::{{FULLPAGENAME}}]]
 [[Has number::+]]
 |?Has text=Name
 |?Has number=Value
 |mainlabel=-
}}

Result

Table

NameUsed to store strings of arbitrary length.	ValueUsed for property values that contain any kind of number, integer, decimal, and floating point numbers.
first	1
third	1
second	2
fourth	2

Total

6

Count

4