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Add RML-Core RDB test cases (RMLTC0000-RDB to RMLTC0021a-RDB) #58

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1a2c726
test: add RML-Core RDB test cases (RMLTC0000-RMLTC0021a)
arcangelo7 Jul 2, 2026
6255d7c
test: add missing BlankNode termType to RMLTC0001b-RDB
arcangelo7 Jul 3, 2026
5964885
test: restore delimited identifier scenario in RMLTC0002f-RDB
arcangelo7 Jul 3, 2026
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52 changes: 52 additions & 0 deletions test-cases/RMLTC0000-RDB/README.md
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## RMLTC0000-RDB

**Title**: one table, one column, zero rows

**Description**: Tests if an empty table produces an empty RDF graph

**Error expected?** No

**Input**
```
DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
"Name" VARCHAR(50)
);
```

**Mapping**
```
@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:source <http://example.com/base/#DB_source>;
rml:referenceFormulation rml:SQL2008Table;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "Name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:template "http://example.com/{Name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .

```

**Output**
```
# empty database

```

25 changes: 25 additions & 0 deletions test-cases/RMLTC0000-RDB/mapping.ttl
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@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:source <http://example.com/base/#DB_source>;
rml:referenceFormulation rml:SQL2008Table;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "Name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:template "http://example.com/{Name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .
1 change: 1 addition & 0 deletions test-cases/RMLTC0000-RDB/output.nq
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# empty database
4 changes: 4 additions & 0 deletions test-cases/RMLTC0000-RDB/resource.sql
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DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
"Name" VARCHAR(50)
);
54 changes: 54 additions & 0 deletions test-cases/RMLTC0001a-RDB/README.md
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## RMLTC0001a-RDB

**Title**: One column mapping, subject URI generation by using rr:template

**Description**: Tests: (1) one column mapping; (2) subject URI generation by using rr:tmplate; (3) one column to one property

**Error expected?** No

**Input**
```
DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
"Name" VARCHAR(50)
);
INSERT INTO student values ('Venus');

```

**Mapping**
```
@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:source <http://example.com/base/#DB_source>;
rml:referenceFormulation rml:SQL2008Table;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "Name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:template "http://example.com/{Name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .

```

**Output**
```
<http://example.com/Venus> <http://xmlns.com/foaf/0.1/name> "Venus" .

```

25 changes: 25 additions & 0 deletions test-cases/RMLTC0001a-RDB/mapping.ttl
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@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:source <http://example.com/base/#DB_source>;
rml:referenceFormulation rml:SQL2008Table;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "Name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:template "http://example.com/{Name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .
1 change: 1 addition & 0 deletions test-cases/RMLTC0001a-RDB/output.nq
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<http://example.com/Venus> <http://xmlns.com/foaf/0.1/name> "Venus" .
5 changes: 5 additions & 0 deletions test-cases/RMLTC0001a-RDB/resource.sql
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DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
"Name" VARCHAR(50)
);
INSERT INTO student values ('Venus');
54 changes: 54 additions & 0 deletions test-cases/RMLTC0001b-RDB/README.md
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## RMLTC0001b-RDB

**Title**: One column mapping, generation of a BlankNode subject by using rr:termType

**Description**: Tests: (1) one column mapping; (2) generation of a BlankNode subject by using rr:termType; (3) one column to one property

**Error expected?** No

**Input**
```
DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
name VARCHAR(50)
);
INSERT INTO student values ('Venus');

```

**Mapping**
```
@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [ a rml:LogicalSource;
rml:iterator "SELECT Name FROM student";
rml:referenceFormulation rml:SQL2008Query;
rml:source <http://example.com/base/#DB_source>
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:template "http://example.com/{name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .

```

**Output**
```
<http://example.com/Venus> <http://xmlns.com/foaf/0.1/name> "Venus" .

```

26 changes: 26 additions & 0 deletions test-cases/RMLTC0001b-RDB/mapping.ttl
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@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:source <http://example.com/base/#DB_source>;
rml:referenceFormulation rml:SQL2008Table;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:template "{name}";
rml:termType rml:BlankNode
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .
2 changes: 2 additions & 0 deletions test-cases/RMLTC0001b-RDB/output.nq
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_:Venus <http://xmlns.com/foaf/0.1/name> "Venus" .

5 changes: 5 additions & 0 deletions test-cases/RMLTC0001b-RDB/resource.sql
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DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
name VARCHAR(50)
);
INSERT INTO student values ('Venus');
65 changes: 65 additions & 0 deletions test-cases/RMLTC0002a-RDB/README.md
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## RMLTC0002a-RDB

**Title**: Two columns mapping, generation of a subject URI by the concatenation of two column values

**Description**: Tests: (1) two column mapping, no primary key; (2) subject URI generated by the concatenation of two column values; (3) one column to one property

**Error expected?** No

**Input**
```
DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
"ID" INTEGER,
"Name" VARCHAR(50)
);
INSERT INTO student values ('10', 'Venus');


```

**Mapping**
```
@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix ex: <http://example.com/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:referenceFormulation rml:SQL2008Table;
rml:source <http://example.com/base/#DB_source>;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "ID"
];
rml:predicate ex:id
], [
rml:objectMap [
rml:reference "Name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:class foaf:Person;
rml:template "http://example.com/{ID}/{Name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .

```

**Output**
```
<http://example.com/10/Venus> <http://xmlns.com/foaf/0.1/name> "Venus" .
<http://example.com/10/Venus> <http://example.com/id> "10"^^<http://www.w3.org/2001/XMLSchema#integer> .
<http://example.com/10/Venus> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://xmlns.com/foaf/0.1/Person> .

```

32 changes: 32 additions & 0 deletions test-cases/RMLTC0002a-RDB/mapping.ttl
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@prefix d2rq: <http://www.wiwiss.fu-berlin.de/suhl/bizer/D2RQ/0.1#> .
@prefix ex: <http://example.com/> .
@prefix foaf: <http://xmlns.com/foaf/0.1/> .
@prefix rml: <http://w3id.org/rml/> .

<http://example.com/base/TriplesMap1> a rml:TriplesMap;
rml:logicalSource [
rml:referenceFormulation rml:SQL2008Table;
rml:source <http://example.com/base/#DB_source>;
rml:iterator "student"
];
rml:predicateObjectMap [
rml:objectMap [
rml:reference "ID"
];
rml:predicate ex:id
], [
rml:objectMap [
rml:reference "Name"
];
rml:predicate foaf:name
];
rml:subjectMap [
rml:class foaf:Person;
rml:template "http://example.com/{ID}/{Name}"
] .

<http://example.com/base/#DB_source> a d2rq:Database;
d2rq:jdbcDSN "CONNECTIONDSN";
d2rq:jdbcDriver "org.postgresql.Driver";
d2rq:password "";
d2rq:username "postgres" .
3 changes: 3 additions & 0 deletions test-cases/RMLTC0002a-RDB/output.nq
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<http://example.com/10/Venus> <http://xmlns.com/foaf/0.1/name> "Venus" .
<http://example.com/10/Venus> <http://example.com/id> "10"^^<http://www.w3.org/2001/XMLSchema#integer> .
<http://example.com/10/Venus> <http://www.w3.org/1999/02/22-rdf-syntax-ns#type> <http://xmlns.com/foaf/0.1/Person> .
7 changes: 7 additions & 0 deletions test-cases/RMLTC0002a-RDB/resource.sql
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DROP TABLE IF EXISTS student CASCADE ;
CREATE TABLE student (
"ID" INTEGER,
"Name" VARCHAR(50)
);
INSERT INTO student values ('10', 'Venus');

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