Tpt
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967dbacad7
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Spargebra: Uses oxrdf terms
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3 years ago |
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Tpt
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f5545f1948
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Makes Oxigraph model standalone as oxrdf
Allows to reuse it in other crates like spargebra
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3 years ago |
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Tpt
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72a17c4f72
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Avoids using std::io::Error where possible
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3 years ago |
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Tpt
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cfb3be6d34
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Adds custom functions support
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3 years ago |
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Tpt
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f6dbb96327
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Makes Clippy happy
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3 years ago |
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Tpt
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6d4bb36425
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Uses Reduced everywhere cardinality is not important
Allows avoiding dumb downstream duplicated work and should hopefully unlock optimizations in the future.
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3 years ago |
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Tpt
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505980f026
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Implements reduced operation during evaluation
Cheap streaming implementation (no malloc needed)
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3 years ago |
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Tpt
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4673cd7979
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Takes care of VALUES when choosing joins
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3 years ago |
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Tpt
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32660ecfba
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Use HashJoin in BGP if no shared variables
Allows avoiding reading multiple times the same table
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3 years ago |
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Tpt
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836a7ad4a1
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Push filters as deep as possible
Allows to remove some possible bindings as soon as possible
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3 years ago |
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Tpt
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4453235b90
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Removes unused Rc in PlanNode
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3 years ago |
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Tpt
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57123ed42c
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Uses for loop joins in more cases like BGP with property path
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3 years ago |
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Tpt
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ba98e2d1f8
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Makes left join variable bad variable set smaller
Removes from it some safe cases
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3 years ago |
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Tpt
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27d73f7ee2
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Removes GraphPattern::Sequence
Redundant with GraphPattern::Join.
Let's keep optimization related structs in the evaluation plan.
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3 years ago |
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Tpt
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bb5431b545
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Removes PlanExpression::In
Can be expressed with Or and Equals
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3 years ago |
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Tpt
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4f7e396af0
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Introduces PlanNode::ForLoopJoin
Makes for loop join more explicit and usable in more places
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3 years ago |
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Tpt
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aa9afe4641
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spargebra: Renamings to move closer to SPARQLAlgebra.js
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3 years ago |
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Tpt
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5f79c408bc
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Adds GraphPattern::Sequence
Safe version of GraphPattern::Join
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3 years ago |
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Tpt
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a653506f4c
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Fixes variables scoping for EXISTS
Do not expose them outside in case they are reused
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3 years ago |
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Tpt
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f084cfe332
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Enables more Clippy lints and enforces them
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3 years ago |
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Tpt
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f9d9530a1b
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Makes SPARQL string storage insertion infallible
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3 years ago |
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Tpt
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7e9e3a0743
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Implements SPARQL-star nested triple patterns evaluation
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4 years ago |
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Tpt
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ae0422d21c
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Updates join reordering to take care of nested triples
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4 years ago |
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Tpt
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10ee6e17f0
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Adds SPARQL* support to the SPARQL parser
Nested triple patterns query evaluation is not implemented yet
Annotation syntax is not implemented yet
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4 years ago |
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Tpt
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dcaf3793d5
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Adds RDF-star SPARQL functions
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4 years ago |
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Tpt
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bc27a298fa
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Simplifies spargebra basic patterns naming
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4 years ago |
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Tpt
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e2bbc29198
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Makes encoded term not copy
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4 years ago |
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Tpt
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e6e83ff369
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Makes SPARQL algebra more strict
Removes some invalid but encodable states
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4 years ago |
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Tpt
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0efc5b4654
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Renames SledStore to Store and cleans up files hierarchy
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4 years ago |
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Tpt
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17a3ae728d
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Removes generics from SPARQL implementation
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4 years ago |
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Tpt
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be4a5b0b6b
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Moves SPARQL parser and algebra to an independent crate
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4 years ago |
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Tpt
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fe5bab8eb9
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Drops generics on string ids
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4 years ago |
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Tpt
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cc43742da1
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Makes Clippy 1.51 happy
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4 years ago |
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Tpt
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91bcc04245
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Adds custom aggregate functions to SPARQL parser and algebra
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4 years ago |
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Tpt
|
34f0efbb39
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Rework SPARQL algebra and makes it public
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4 years ago |
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Tpt
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359da8d9c3
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Makes Variable::new validate the variable name
Allows to be sure that the variables name is always valid and easily serializable
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4 years ago |
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Tpt
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8bc84b2820
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Adds borrowed data structures for RDF terms
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4 years ago |
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Tpt
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5038d95a00
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Allows each store to use its own ID builder
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4 years ago |
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Tpt
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3b207f7239
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Removes encoded string constants
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4 years ago |
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Tpt
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9038ab3921
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Converts oxigraph::Error into oxigraph::sparql::EvaluationError
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4 years ago |
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Tpt
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0d4743f452
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Uses io::Error for all basic disk store operations
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4 years ago |
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Tpt
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a3dce12d94
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Makes SPARQL query execution static and simplify federation
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4 years ago |
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Tpt
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5d54bc2d06
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Allows some low level storage trait to specify error type
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4 years ago |
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Tpt
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79038afe44
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Introduces native support for xsd:dayTimeDuration and xsd:yearMonthDuration
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4 years ago |
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Tpt
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71aa5a6c79
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Allows BlankNode struct to store any valid blank node identifier
Closes #34
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4 years ago |
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Tpt
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3926fdc219
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Renames QueryResult::Bindings into QueryResult::Solutions
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4 years ago |
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Tpt
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827667e495
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Removes global ordering of blank node and literals
It does not corresponds to anything meaningful
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4 years ago |
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Tpt
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5039da163b
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Small code cleanup
|
4 years ago |
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Tpt
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98a4d40a7e
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Cleans up the Variable structure to only represent actual variables
There should be now a sane blank node support in the SPARQL algebra.
They are now allowed only in places where they are allowed by the SPARQL syntax
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5 years ago |
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Tpt
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febaad9bdb
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Adds new easy equality method to NamedNode
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5 years ago |
