secondo/Algebras/MovingRegion/MovingRegion.examples

Database: berlintest
Restore: NO


Operator : at
Number   : 1
Signature: mpoint x region -> mpoint
Example  : query val(initial(train7 at thecenter))
Result   : (point(13083.68986189901 6898.797053983461))


Operator : atinstant
Number   : 1
Signature: mregion x instant -> iregion
Example  : query val(mrain atinstant six30)
Result   : file



Operator : bbox
Number   : 1
Signature: uregion -> rect3
Example  : query bbox(units(mrain) transformstream extract[Elem])
Result   : file

Operator : bbox
Number   : 2
Signature: intimeregion -> rect3
Example  : query bbox(final(msnow))
Result   : file

Operator : bbox
Number   : 3
Signature: movingregion -> rect3
Example  : query bbox(msnow)
Result   : file


Operator : bbox2d
Number   : 1
Signature: uregion -> rect
Example  : query bbox2d(units(mrain) transformstream extract[Elem])
Result   : file

Operator : bbox2d
Number   : 2
Signature: intimeregion -> rect
Example  : query bbox2d(final(mrain))
Result   : file

Operator : bbox2d
Number   : 3
Signature: movingregion -> rect
Example  : query bbox2d(msnow)
Result   : file

Operator : deftime
Number   : 1
Signature: mregion -> periods
Example  : query deftime(mrain)
Result   : (periods(("2003-11-20-06:06" "2003-11-20-08:10" TRUE TRUE)))


Operator : final
Number   : 1
Signature: mregion -> iregion
Example  : query inst(final(mrain))
Result   : (instant "2003-11-20-08:10")


Operator : initial
Number   : 1
Signature: mregion -> iregion
Example  : query inst(initial(mrain))
Result   : (instant "2003-11-20-06:06")


Operator : inside
Number   : 1
Signature: mpoint x mregion -> mbool
Example  : query val(initial(train7 inside mrain2))
Result   : FALSE


Operator : inst
Number   : 1
Signature: iregion -> instant
Example  : query inst(initial(mrain))
Result   : (instant "2003-11-20-06:06")


Operator : intersection
Number   : 1
Signature: (mpoint mregion) -> mpoint
Example  : query intersection(train7, mrain2)
Result   : file


Operator : move
Number   : 1
Signature: mpoint x region -> mregion
Example  : query inst(initial(move(train7, thecenter)))
Result   : (instant "2003-11-20-06:06")


Operator : move
Number   : 2
Signature: mpoint x region -> mregion
Example  : query Flaechen feed  extend[ I : inst(initial(move(train7, .GeoData  )))] count 
Result   : crashes
Remark   : DBArray can only be sorted in state InMemory. This problem must be fixed in the DBArray implementation!


Operator : present
Number   : 1
Signature: mregion x instant -> bool
Example  : query mrain2 present six30
Result   : TRUE


Operator : units
Number   : 1
Signature: movingregion -> (stream uregion)
Example  : query units(mrain) transformstream extract[Elem]
Result   : file


Operator : val
Number   : 1
Signature: iregion -> region
Example  : query val(initial(mrain))
Result   : file


Operator : vertextrajectory
Number   : 1
Signature: mregion -> line
Example  : query vertextrajectory(mrain)
Result   : file

Operator  : timeshift
Number    : 1
Signature : (movingregion, duration) -> movingregion
Example   : query no_components(msnow timeshift[create_duration(0, 100)]) feed count
Result    : (int 1)