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secondo/Algebras/MONTree/MONTree.examples

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2026-01-23 17:03:45 +08:00
Database: montest
Restore : no
Operator : windowtimeintersects
Number : 1
Signature: network x montree x rel(tuple(X)) x rect x instant x instant -> stream(tuple(X))
Example : query net montree trains windowtimeintersects[w1, t1, t2] count;
Result : 0
Operator : windowtimeintersects
Number : 2
Signature: network x montree x rel(tuple(X)) x rect x instant x instant -> stream(tuple(X))
Example : query net montree trains windowtimeintersects[w2, t1, t2] count;
Result : 1
Operator : windowtimeintersectsS
Number : 1
Signature: network x montree x rel(tuple(X)) x rect x instant x instant -> stream(tuple(X))
Example : query net montree trains windowtimeintersectsS[w2, t1, t2] count;
Result : 1
Operator : createmontree
Number : 1
Signature: network x rel(tuple(X)) x X -> montree
Example : query net trains createmontree [trip];
Result : ((montree (tuple ( (id int) (trip mgpoint))) mgpoint TRUE) "OutMON_Tree")