63 lines
1.9 KiB
Plaintext
63 lines
1.9 KiB
Plaintext
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open database berlintest;
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#testcase
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% Example: spatial predicate intersects (database berlintest)
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sql select [s:name as sname, w:name as wname]
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from [strassen as s, wstrassen as w]
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where [s:geodata intersects w:geodata];
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% Example: spatio temporal predicate (database berlintest)
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sql select [s:name as sname]
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from [strassen as s]
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where [train1 passes s:geodata];
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% Example: temporal predicate (database berlintest)
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sql select [t:id as id]
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from [trains as t]
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where [t:trip present six30];
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% Example: spatio temporal predicate (database berlintest)
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sql select [s:name as sname]
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from [strassen as s]
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where [(train1 atperiods deftime(train5)) passes s:geodata];
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% Example: spatio temporal predicate (database berlintest)
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sql select [s:name as sname]
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from [trains as t, strassen as s]
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where [(t:trip atperiods deftime(train5)) passes s:geodata];
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% Example: distance query, no predicate (database berlintest)
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sql select *
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from kinos
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orderby distance(geodata, mehringdamm) first 5;
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% Example: distance query, selection predicate (database berlintest)
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sql select *
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from ubahnhof
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where typ = "Zone A"
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orderby distance(geodata, alexanderplatz) first 5;
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% Example: distance query, rtree, no predicate (database berlintest)
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sql select *
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from strassen
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orderby distance(geodata, mehringdamm) first 5;
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% Example: distance query, rtree, selection predicate (database berlintest)
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sql select *
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from strassen
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where typ starts "Hauptstra"
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orderby distance(geodata, alexanderplatz) first 5;
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% Example: distance query, rtree, join predicate (database berlintest)
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sql select *
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from [strassen as s, sbahnhof as b]
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where s:name = b:name
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orderby distance(s:geodata, mehringdamm) first 5;
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% Example: spatio temporal pattern query (database berlintest)
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sql select count(*)
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from trains
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where pattern([trip inside msnow as preda,
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distance(trip, mehringdamm)<10.0 as predb],
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[stconstraint("preda","predb",vec("aabb"))]);
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