Documentation
¶
Overview ¶
This program has been developed by students from the bachelor Computer Science at Utrecht University within the Software Project course. © Copyright Utrecht University (Department of Information and Computing Sciences)
This program has been developed by students from the bachelor Computer Science at Utrecht University within the Software Project course. © Copyright Utrecht University (Department of Information and Computing Sciences)
Index ¶
Constants ¶
This section is empty.
Variables ¶
View Source
var DifferentNodesOnGroupBy = []byte(`{
"return": {
"entities": [
2,
3,
11,
12
],
"relations": [
1,
10
],
"groupBys": [
6
]
},
"entities": [
{
"name": "parliament",
"ID": 2,
"constraints": []
},
{
"name": "commissions",
"ID": 3,
"constraints": []
},
{
"name": "parliament",
"ID": 11,
"constraints": []
},
{
"name": "parties",
"ID": 12,
"constraints": []
}
],
"relations": [
{
"ID": 1,
"name": "part_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 2,
"toType": "entity",
"toID": 3,
"constraints": []
},
{
"ID": 10,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 11,
"toType": "entity",
"toID": 12,
"constraints": []
}
],
"groupBys": [
{
"ID": 6,
"groupType": "entity",
"groupID": [
3,
11
],
"groupAttribute": "age",
"byType": "entity",
"byID": [
3,
12
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 1,
"constraints": []
}
],
"machineLearning": [],
"limit": 5000
}`)
View Source
var EmptyQueryResult = string(`SELECT DISTINCT ?e0 ?e1 ?r0 ?e2 ?r1
WHERE{
FILTER(?r0 = <http://api.stardog.com/memberOf>)
FILTER(?r1 = <http://api.stardog.com/memberOf>)
FILTER regex(str(?e2), "e", "i")
FILTER regex(str(?e0), "sierra", "i")
?e0 ?r0 ?e1.
?e2 ?r1 ?e1.
}`)
View Source
var EmptyQueryTripleMap = string(`{
"Triples": {
"r0": {
"From": "e0",
"To": "e1"
},
"r1": {
"From": "e2",
"To": "e1"
}
}
}`)
View Source
var IncorrectGroupByModifier = []byte(`{
"return": {
"entities": [
2,
3
],
"relations": [
1
],
"groupBys": [
6
]
},
"entities": [
{
"name": "parliament",
"ID": 2,
"constraints": []
},
{
"name": "commissions",
"ID": 3,
"constraints": []
}
],
"relations": [
{
"ID": 1,
"name": "part_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 2,
"toType": "entity",
"toID": 3,
"constraints": []
}
],
"groupBys": [
{
"ID": 6,
"groupType": "entity",
"groupID": [
2
],
"groupAttribute": "age",
"byType": "entity",
"byID": [
3
],
"byAttribute": "_id",
"appliedModifier": "wibblywobbly",
"relationID": 1,
"constraints": []
}
],
"machineLearning": [],
"limit": 5000
}`)
View Source
var IncorrectRelationFrom = []byte(`{
"databaseName": "TweedeKamer",
"return": {
"entities": [
0,
1
],
"relations": [
0
]
},
"entities": [
{
"name": "parliament",
"ID": 0,
"constraints": []
},
{
"name": "parties",
"ID": 1,
"constraints": []
}
],
"relations": [
{
"ID": 0,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 0,
"toType": "entity",
"toID": -4,
"constraints":[]
}
],
"groupBys": [],
"limit": 5000,
"modifiers": []
}`)
View Source
var NestingAndFilterTypes = []byte(`{
"return": {
"entities": [
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14
],
"relations": [
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13
],
"groupBys": [
0,
1,
2,
3,
4,
5
]
},
"entities": [
{
"name": "Band",
"ID": 0,
"constraints": [
{
"attribute": "id",
"value": "e",
"dataType": "string",
"matchType": "contains"
}
]
},
{
"name": "Song",
"ID": 1,
"constraints": []
},
{
"name": "Length",
"ID": 2,
"constraints": []
},
{
"name": "Song",
"ID": 3,
"constraints": []
},
{
"name": "Length",
"ID": 4,
"constraints": []
},
{
"name": "Song",
"ID": 5,
"constraints": []
},
{
"name": "Length",
"ID": 6,
"constraints": []
},
{
"name": "Song",
"ID": 7,
"constraints": []
},
{
"name": "Length",
"ID": 8,
"constraints": []
},
{
"name": "Song",
"ID": 9,
"constraints": []
},
{
"name": "Length",
"ID": 10,
"constraints": []
},
{
"name": "Song",
"ID": 11,
"constraints": []
},
{
"name": "Length",
"ID": 12,
"constraints": []
},
{
"name": "Song",
"ID": 13,
"constraints": [
{
"attribute": "id",
"value": "er",
"dataType": "string",
"matchType": "contains"
}
]
},
{
"name": "Person",
"ID": 14,
"constraints": [
{
"attribute": "id",
"value": "May",
"dataType": "string",
"matchType": "contains"
}
]
}
],
"relations": [
{
"ID": 0,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 0,
"toType": "entity",
"toID": 1,
"constraints": []
},
{
"ID": 1,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 1,
"toType": "entity",
"toID": 2,
"constraints": []
},
{
"ID": 2,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 0,
"toType": "entity",
"toID": 3,
"constraints": []
},
{
"ID": 3,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 3,
"toType": "entity",
"toID": 4,
"constraints": []
},
{
"ID": 4,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 1,
"toType": "entity",
"toID": 5,
"constraints": []
},
{
"ID": 5,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 5,
"toType": "entity",
"toID": 6,
"constraints": []
},
{
"ID": 6,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 2,
"toType": "entity",
"toID": 7,
"constraints": []
},
{
"ID": 7,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 7,
"toType": "entity",
"toID": 8,
"constraints": []
},
{
"ID": 8,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 3,
"toType": "entity",
"toID": 9,
"constraints": []
},
{
"ID": 9,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 9,
"toType": "entity",
"toID": 10,
"constraints": []
},
{
"ID": 10,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 4,
"toType": "entity",
"toID": 11,
"constraints": []
},
{
"ID": 11,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 11,
"toType": "entity",
"toID": 12,
"constraints": []
},
{
"ID": 12,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 5,
"toType": "entity",
"toID": 13,
"constraints": []
},
{
"ID": 13,
"name": "memberOf",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 14,
"toType": "groupBy",
"toID": 5,
"constraints": []
}
],
"groupBys": [
{
"ID": 0,
"groupType": "entity",
"groupID": [
2
],
"groupAttribute": "_id",
"byType": "entity",
"byID": [
0
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "162",
"dataType": "int",
"matchType": "GET"
}
]
},
{
"ID": 1,
"groupType": "entity",
"groupID": [
4
],
"groupAttribute": "_id",
"byType": "groupBy",
"byID": [
0
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "200",
"dataType": "int",
"matchType": "GT"
}
]
},
{
"ID": 2,
"groupType": "entity",
"groupID": [
6
],
"groupAttribute": "_id",
"byType": "groupBy",
"byID": [
1
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "350",
"dataType": "int",
"matchType": "LET"
}
]
},
{
"ID": 3,
"groupType": "entity",
"groupID": [
8
],
"groupAttribute": "_id",
"byType": "groupBy",
"byID": [
2
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "300",
"dataType": "int",
"matchType": "LT"
}
]
},
{
"ID": 4,
"groupType": "entity",
"groupID": [
10
],
"groupAttribute": "_id",
"byType": "groupBy",
"byID": [
3
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "288",
"dataType": "int",
"matchType": "NEQ"
}
]
},
{
"ID": 5,
"groupType": "entity",
"groupID": [
12
],
"groupAttribute": "_id",
"byType": "groupBy",
"byID": [
4
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "251.8",
"dataType": "int",
"matchType": "EQ"
}
]
}
],
"machineLearning": [],
"limit": 5000,
"prefix": "http://api.stardog.com/"
}`)
View Source
var NestingAndFilterTypesResult = string(`SELECT DISTINCT ?g5 ?e13 ?r12 ?e14 ?r13
Where
{
{
SELECT DISTINCT ?g5 (avg(?e12) AS ?avg_e12)
Where
{
{
SELECT DISTINCT ?g4 (avg(?e10) AS ?avg_e10)
Where
{
{
SELECT DISTINCT ?g3 (avg(?e8) AS ?avg_e8)
Where
{
{
SELECT DISTINCT ?g2 (avg(?e6) AS ?avg_e6)
Where
{
{
SELECT DISTINCT ?g1 (avg(?e4) AS ?avg_e4)
Where
{
{
SELECT DISTINCT ?g0 (avg(?e2) AS ?avg_e2)
Where
{
FILTER(?r0 = <http://api.stardog.com/sings>)
FILTER(?r1 = <http://api.stardog.com/hasLength>)
FILTER regex(str(?e0), "e", "i")
?e0 ?r0 ?e1.
?e1 ?r1 ?e2.
BIND(?e0 AS ?g0)
} GROUP BY ?g0 HAVING (?avg_e2 >= 162)
}
FILTER(?r3 = <http://api.stardog.com/hasLength>)
FILTER(?r2 = <http://api.stardog.com/sings>)
?e3 ?r3 ?e4.
?g0 ?r2 ?e3.
BIND(?g0 AS ?g1)
} GROUP BY ?g1 HAVING (?avg_e4 > 200)
}
FILTER(?r5 = <http://api.stardog.com/hasLength>)
FILTER(?r4 = <http://api.stardog.com/sings>)
?e5 ?r5 ?e6.
?g1 ?r4 ?e5.
BIND(?g1 AS ?g2)
} GROUP BY ?g2 HAVING (?avg_e6 <= 350)
}
FILTER(?r7 = <http://api.stardog.com/hasLength>)
FILTER(?r6 = <http://api.stardog.com/sings>)
?e7 ?r7 ?e8.
?g2 ?r6 ?e7.
BIND(?g2 AS ?g3)
} GROUP BY ?g3 HAVING (?avg_e8 < 300)
}
FILTER(?r9 = <http://api.stardog.com/hasLength>)
FILTER(?r8 = <http://api.stardog.com/sings>)
?e9 ?r9 ?e10.
?g3 ?r8 ?e9.
BIND(?g3 AS ?g4)
} GROUP BY ?g4 HAVING (?avg_e10 != 288)
}
FILTER(?r11 = <http://api.stardog.com/hasLength>)
FILTER(?r10 = <http://api.stardog.com/sings>)
?e11 ?r11 ?e12.
?g4 ?r10 ?e11.
BIND(?g4 AS ?g5)
} GROUP BY ?g5 HAVING (?avg_e12 = 251.8)
}
FILTER(?r12 = <http://api.stardog.com/sings>)
FILTER(?r13 = <http://api.stardog.com/memberOf>)
FILTER regex(str(?e13), "er", "i")
FILTER regex(str(?e14), "May", "i")
?g5 ?r12 ?e13.
?e14 ?r13 ?g5.
}`)
View Source
var NestingAndFilterTypesTripleMap = string(`{
"Triples": {
"r0": {
"From": "e0",
"To": "e1"
},
"r1": {
"From": "e1",
"To": "e2"
},
"r10": {
"From": "g4",
"To": "e11"
},
"r11": {
"From": "e11",
"To": "e12"
},
"r12": {
"From": "g5",
"To": "e13"
},
"r13": {
"From": "e14",
"To": "g5"
},
"r2": {
"From": "g0",
"To": "e3"
},
"r3": {
"From": "e3",
"To": "e4"
},
"r4": {
"From": "g1",
"To": "e5"
},
"r5": {
"From": "e5",
"To": "e6"
},
"r6": {
"From": "g2",
"To": "e7"
},
"r7": {
"From": "e7",
"To": "e8"
},
"r8": {
"From": "g3",
"To": "e9"
},
"r9": {
"From": "e9",
"To": "e10"
}
}
}`)
View Source
var NoRelationsField = []byte(`{
"databaseName": "TweedeKamer",
"return": {
"entities": [
0,
1
]
},
"entities": [
{
"name": "parliament",
"ID": 0,
"constraints": []
},
{
"name": "parties",
"ID": 1,
"constraints": []
}
],
"groupBys": [],
"limit": 5000,
"modifiers": []
}`)
View Source
var SeparatedChainDoubleRelationPerChain = []byte(`{
"databaseName": "TweedeKamer",
"return": {
"entities": [
0,
1,
2,
3,
4,
5
],
"relations": [
0
]
},
"entities": [
{
"name": "parliament",
"ID": 0,
"constraints": []
},
{
"name": "parties",
"ID": 1,
"constraints": []
},
{
"name": "parliament",
"ID": 2,
"constraints": []
},
{
"name": "parties",
"ID": 3,
"constraints": []
},
{
"name": "resolutions",
"ID": 4,
"constraints": []
},
{
"name": "resolutions",
"ID": 5,
"constraints": []
}
],
"relations": [
{
"ID": 0,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 0,
"toType": "entity",
"toID": 1,
"constraints":[]
},
{
"ID": 1,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 2,
"toType": "entity",
"toID": 3,
"constraints":[]
},
{
"ID": 2,
"name": "submits",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 0,
"toType": "entity",
"toID": 4,
"constraints":[]
},
{
"ID": 3,
"name": "submits",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 2,
"toType": "entity",
"toID": 5,
"constraints":[]
}
],
"groupBys": [],
"limit": 5000,
"modifiers": []
}`)
View Source
var SeparatedChainSingleRelationPerChain = []byte(`{
"databaseName": "TweedeKamer",
"return": {
"entities": [
0,
1,
2,
3
],
"relations": [
0
]
},
"entities": [
{
"name": "parliament",
"ID": 0,
"constraints": []
},
{
"name": "parties",
"ID": 1,
"constraints": []
},
{
"name": "parliament",
"ID": 2,
"constraints": []
},
{
"name": "parties",
"ID": 3,
"constraints": []
}
],
"relations": [
{
"ID": 0,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 0,
"toType": "entity",
"toID": 1,
"constraints":[]
},
{
"ID": 1,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 2,
"toType": "entity",
"toID": 3,
"constraints":[]
}
],
"groupBys": [],
"limit": 5000,
"modifiers": []
}`)
View Source
var SeperatedChainWithGroupBys = []byte(`{
"return": {
"entities": [
2,
3,
14,
28,
37,
38,
47
],
"relations": [
1,
13,
26,
36,
46
],
"groupBys": [
12,
35
]
},
"entities": [
{
"name": "parliament",
"ID": 2,
"constraints": []
},
{
"name": "parties",
"ID": 3,
"constraints": []
},
{
"name": "parliament",
"ID": 14,
"constraints": []
},
{
"name": "commissions",
"ID": 28,
"constraints": [
{
"attribute": "name",
"value": "f",
"dataType": "string",
"matchType": "contains"
}
]
},
{
"name": "parliament",
"ID": 37,
"constraints": []
},
{
"name": "resolutions",
"ID": 38,
"constraints": []
},
{
"name": "parliament",
"ID": 47,
"constraints": []
}
],
"relations": [
{
"ID": 1,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 2,
"toType": "entity",
"toID": 3,
"constraints": []
},
{
"ID": 13,
"name": "member_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 14,
"toType": "groupBy",
"toID": 12,
"constraints": []
},
{
"ID": 26,
"name": "part_of",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 14,
"toType": "entity",
"toID": 28,
"constraints": []
},
{
"ID": 36,
"name": "submits",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 37,
"toType": "entity",
"toID": 38,
"constraints": []
},
{
"ID": 46,
"name": "submits",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 47,
"toType": "groupBy",
"toID": 35,
"constraints": []
}
],
"groupBys": [
{
"ID": 12,
"groupType": "entity",
"groupID": [
2
],
"groupAttribute": "age",
"byType": "entity",
"byID": [
3
],
"byAttribute": "_id",
"appliedModifier": "AVG",
"relationID": 1,
"constraints": [
{
"attribute": "age",
"value": "42",
"dataType": "int",
"matchType": "GET"
}
]
},
{
"ID": 35,
"groupType": "entity",
"groupID": [
37
],
"groupAttribute": "age",
"byType": "entity",
"byID": [
38
],
"byAttribute": "_id",
"appliedModifier": "AVG",
"relationID": 36,
"constraints": [
{
"attribute": "age",
"value": "45",
"dataType": "int",
"matchType": "GET"
}
]
}
],
"machineLearning": [],
"limit": 5000
}`)
View Source
var SingleGroupBy = []byte(`{
"return": {
"entities": [
0,
1,
2,
3,
4
],
"relations": [
0,
1,
2,
3
],
"groupBys": [
0
]
},
"entities": [
{
"name": "Band",
"ID": 0,
"constraints": [
{
"attribute": "id",
"value": "e",
"dataType": "string",
"matchType": "contains"
}
]
},
{
"name": "Song",
"ID": 1,
"constraints": []
},
{
"name": "Length",
"ID": 2,
"constraints": []
},
{
"name": "Song",
"ID": 3,
"constraints": [
{
"attribute": "id",
"value": "er",
"dataType": "string",
"matchType": "contains"
}
]
},
{
"name": "Person",
"ID": 4,
"constraints": [
{
"attribute": "id",
"value": "es",
"dataType": "string",
"matchType": "contains"
}
]
}
],
"relations": [
{
"ID": 0,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 0,
"toType": "entity",
"toID": 1,
"constraints": []
},
{
"ID": 1,
"name": "hasLength",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 1,
"toType": "entity",
"toID": 2,
"constraints": []
},
{
"ID": 2,
"name": "sings",
"depth": {
"min": 1,
"max": 1
},
"fromType": "groupBy",
"fromID": 0,
"toType": "entity",
"toID": 3,
"constraints": []
},
{
"ID": 3,
"name": "memberOf",
"depth": {
"min": 1,
"max": 1
},
"fromType": "entity",
"fromID": 4,
"toType": "groupBy",
"toID": 0,
"constraints": []
}
],
"groupBys": [
{
"ID": 0,
"groupType": "entity",
"groupID": [
2
],
"groupAttribute": "_id",
"byType": "entity",
"byID": [
0
],
"byAttribute": "_id",
"appliedModifier": "avg",
"relationID": 0,
"constraints": [
{
"attribute": "_id",
"value": "300",
"dataType": "int",
"matchType": "GT"
}
]
}
],
"machineLearning": [],
"limit": 5000,
"prefix": "http://api.stardog.com/"
}
`)
View Source
var SingleGroupByResult = string(`SELECT DISTINCT ?g0 ?e3 ?r2 ?e4 ?r3
Where
{
{
SELECT DISTINCT ?g0 (avg(?e2) AS ?avg_e2)
Where
{
FILTER(?r0 = <http://api.stardog.com/sings>)
FILTER(?r1 = <http://api.stardog.com/hasLength>)
FILTER regex(str(?e0), "e", "i")
?e0 ?r0 ?e1.
?e1 ?r1 ?e2.
BIND(?e0 AS ?g0)
} GROUP BY ?g0 HAVING (?avg_e2 > 300)
}
FILTER(?r2 = <http://api.stardog.com/sings>)
FILTER(?r3 = <http://api.stardog.com/memberOf>)
FILTER regex(str(?e3), "er", "i")
FILTER regex(str(?e4), "es", "i")
?g0 ?r2 ?e3.
?e4 ?r3 ?g0.
}`)
View Source
var SingleGroupByTripleMap = string(`{
"Triples": {
"r0": {
"From": "e0",
"To": "e1"
},
"r1": {
"From": "e1",
"To": "e2"
},
"r2": {
"From": "g0",
"To": "e3"
},
"r3": {
"From": "e4",
"To": "g0"
}
}
}`)
Functions ¶
This section is empty.
Types ¶
type Service ¶
type Service struct {
}
Service implements the QueryConverter interface (in the query service)
func (*Service) ConvertQuery ¶
ConvertQuery converts an IncomingQueryJSON object into SPARQL
JSONQuery: *entity.IncomingQueryJSON, the query to be converted to SPARQL Returns: *string, the SPARQL query and a possible error
Source Files
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