W3C

OPTIONAL FILTER

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Abstract

OPTIONAL with inner and outer FILTERs

This page describes W3C SPARQL Working Group's SPARQL1.0 test suite.

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Test Descriptions

dawg-optional-filter-001: OPTIONAL-FILTER OPTIONAL-FILTER

FILTER inside an OPTIONAL does not block an entire solution

type
mf:QueryEvaluationTest
approval
action
result
expr-1-result.ttl
dawg-optional-filter-002: OPTIONAL - Outer FILTER OPTIONAL - Outer FILTER

FILTER outside an OPTIONAL tests bound and unbound variables

type
mf:QueryEvaluationTest
approval
action
result
expr-2-result.ttl
dawg-optional-filter-003: OPTIONAL - Outer FILTER with BOUND OPTIONAL - Outer FILTER with BOUND

Use !bound to only run outer FILTERs against variables bound in an OPTIONAL

type
mf:QueryEvaluationTest
approval
action
result
expr-3-result.ttl
dawg-optional-filter-004: OPTIONAL - Inner FILTER with negative EBV for outer variables OPTIONAL - Inner FILTER with negative EBV for outer variables

FILTER inside an OPTIONAL does not corrupt the entire solution

type
mf:QueryEvaluationTest
approval
action
result
expr-4-result.ttl
dawg-optional-filter-005-not-simplified: dawg-optional-filter-005-not-simplified dawg-optional-filter-005-not-simplified

Double curly braces do NOT get simplified to single curly braces early on, before filters are scoped

type
mf:QueryEvaluationTest
approval
action
result
expr-5-result-not-simplified.ttl