Files
secondo/Optimizer/tmp/RTree.examples
2026-01-23 17:03:45 +08:00

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Database: berlintest
Restore : No
Operator : bbox
Number : 1
Signature: rtree<D> -> rect<D>
Example : query bbox(strassen_GeoData)
Result : (rect (-10836.00000001 33575.00000001 -6686.00000001 28095.00000001))
Operator : bulkloadrtree
Number : 1
Signature: stream (tuple (x1 t1)...(xn tn) (id tid))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti false), (id tid)(low int)(high int))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti true) (id tid)(low int)(high int))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti true)
Example : query Landstrassen feed projectextend[ ; TID: tupleid(.), MBR: bbox(.GeoData)] sortby[MBR asc] bulkloadrtree[MBR]
Result : file_platform
Operator : bulkloadrtree
Number : 2
Signature: stream (tuple (x1 t1)...(xn tn) (id tid))) xi xj) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti false), (id tid)(low int)(high int))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti true) (id tid)(low int)(high int))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti true)
Example : query Landstrassen feed projectextend[ ; ATID: tupleid(.), MBR: bbox(.GeoData)] extend[ BTid : .ATID] sortby[MBR asc] bulkloadrtree[MBR, ATID]
Result : file_platform
Operator : creatertree
Number : 1
Signature: ((rel (tuple (x1 t1)...(xn tn)))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti false)
Example : query strassen creatertree[GeoData]
Result : file_platform
Operator : creatertree
Number : 2
Signature: ((rel (tuple (x1 t1)...(xn tn)))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti false)
Example : query strassen creatertree[GeoData] windowintersectsS[tiergarten] count
Result : 79
Operator : gettuples
Number : 1
Signature: (stream (tuple ((id tid) (x1 t1)...(xn tn)))) x (rel (tuple ((y1 t1)...(yn tn)))) -> (stream (tuple ((x1 t1)...(xn tn) (y1 t1)...(yn tn))))
Example : query unitTrains_Line exactmatchS[1] UnitTrains gettuples count
Result : 6554
Operator : gettuples2
Number : 1
Signature: (stream (tuple ((id tid) (x1 t1)...(xn tn)))) x (rel (tuple ((y1 t1)...(yn tn)))) -> (stream (tuple ((x1 t1)...(xn tn) (y1 t1)...(yn tn))))
Example : query unitTrains_Line exactmatchS[1] UnitTrains gettuples2[Id] count
Result : 6554
Operator : gettuples2
Number : 2
Signature: (stream (tuple ((id tid) (x1 t1)...(xn tn)))) x (rel (tuple ((y1 t1)...(yn tn)))) -> (stream (tuple ((x1 t1)...(xn tn) (y1 t1)...(yn tn))))
Example : query unitTrains_Line exactmatchS[1] {S} extend[Id2: .Id_S] UnitTrains gettuples2[Id2] count
Result : 6554
Operator : gettuples2
Number : 3
Signature: (stream (tuple ((id tid) (x1 t1)...(xn tn)))) x (rel (tuple ((y1 t1)...(yn tn)))) x id -> (stream (tuple ((x1 t1)...(xn tn) (y1 t1)...(yn tn))))
Example : query ten feed {T} extend[Tenid: tupleid(.)] unitTrains_Line exactmatchS[1] {S} product UnitTrains gettuples2[Id_S] count
Result : 65540
Operator : gettuplesdbl
Number : 1
Signature: (stream (tuple ((id tid) (x1 t1)...(xn tn)))) x (rel (tuple ((y1 t1)...(yn tn)))) x yk -> (stream (tuple ((x1 t1)...(xn tn) (y1 t1)...(yn tn))))
Example : query (Trains feed {X} filter[.Id_X < 3] filter[.Up_X = TRUE] addid extend[Low: 2 , High: 3] project[TID, Low, High]) Trains gettuplesdbl[Trip] consume
Result : ((rel (tuple ((Id int)(Line int)(Up bool)(Trip mpoint))))((1 1 TRUE ((("2003-11-20-06:04:08.127" "2003-11-20-06:04:15.658" TRUE FALSE)(13287.0 10675.0 13244.0 10635.0))(("2003-11-20-06:04:15.658" "2003-11-20-06:04:22.886" TRUE FALSE)(13244.0 10635.0 13193.0 10611.0))))(2 1 TRUE ((("2003-11-20-06:11:08.127" "2003-11-20-06:11:15.658" TRUE FALSE)(13287.0 10675.0 13244.0 10635.0))(("2003-11-20-06:11:15.658" "2003-11-20-06:11:22.886" TRUE FALSE)(13244.0 10635.0 13193.0 10611.0))))))
Operator : nodes
Number : 1
Signature: rtree<D> (tuple ((x1 t1)...(xn tn))) ti false) -> stream(tuple((level int) (nodeId int) (MBR rect<D>) (fatherId int) (isLeaf bool) (minEntries int) (maxEntries int) (countEntries int)))
Example : query nodes(strassen_GeoData) filter[.Level = 1] consume
Result : file_platform
Operator : no_entries
Number : 1
Signature: rtree<D> -> int
Example : query no_entries(strassen_GeoData)
Result : 3212
Operator : no_nodes
Number : 1
Signature: rtree<D> -> int
Example : query no_nodes(strassen_GeoData)
Result : (platform (linux (int 55)) (win32 (int 65)) (linux64 (int 80))(mac_osx (int 55)))
Operator : treeheight
Number : 1
Signature: rtree<D> -> int
Example : query treeheight(strassen_GeoData)
Result : (platform (linux (int 1)) (win32 (int 1)) (linux64 (int 2))(mac_osx (int 1)))
Operator : windowintersects
Number : 1
Signature: ((rtree (tuple ((x1 t1)...(xn tn))) ti)(rel (tuple ((x1 t1)...(xn tn)))) T) -> (stream (tuple ((x1 t1)...(xn tn)))), where T = ti in {rect<d>} U SPATIAL2D U SPATIAL3D U SPATIAL4D U SPATIAL8D
Example : query strassen_GeoData strassen windowintersects[ bbox(thecenter) ] count
Result : 1266
Operator : windowintersectsS
Number : 1
Signature: ((rtree (tuple ((x1 t1)...(xn tn))) ti) T -> (stream (tuple ((id tid)))), where T = ti in {rect<d>} U SPATIAL2D U SPATIAL3D U SPATIAL4D U SPATIAL8D
Example : query strassen_GeoData windowintersectsS[ bbox(thecenter) ] count
Result : 1266
Operator : entries
Number : 1
Signature: rtree<D> (tuple ((x1 t1)...(xn tn))) ti false) -> stream(tuple((nodeId int) (MBR rect<D>) (Tid tupleid)))
Example : query entries(strassen_GeoData_rtree) filter[.Nodeid = getRootNode(strassen_GeoData_rtree)] tconsume count;
Result : 3212
Operator : getFileInfo
Number : 1
Signature: rtree<D> (tuple ((x1 t1)...(xn tn))) ti bool) -> text
Example : query isdefined(getFileInfo(strassen_GeoData_rtree))
Result : TRUE
Operator : getRootNode
Number : 1
Signature: rtree<D> -> int
Example : query getRootNode(strassen_GeoData_rtree) > 0
Result : TRUE
Operator : getNodeInfo
Number : 1
Signature: rtree<D> (tuple ((x1 t1)...(xn tn))) ti false) x int -> stream(tuple((nodeId int) (MBR rect<D>) (IsLeafNode bool) (IsRootNode bool) (MBRsize real) (MBRdead real) (MBRoverlapSize real) (MBRoverlapsNo int) (MBRdensity real)))
Example : query getNodeInfo(strassen_GeoData_rtree, 2) count
Result : 1
Operator : getNodeSons
Number : 1
Signature: rtree<D> (tuple ((x1 t1)...(xn tn))) ti false) x int -> stream(tuple((NodeId int) (SonId int) (SonMBR rect<D>)))
Example : query (getNodeSons(strassen_GeoData_rtree, 2) count) > 1
Result : TRUE
Operator : getLeafEntries
Number : 1
Signature: rtree<D> (tuple ((x1 t1)...(xn tn))) ti false) x int -> stream(tuple((NodeId int) (TupleID tid) (EntryMBR rect<D>)))
Example : query (getLeafEntries(strassen_GeoData_rtree, 3) count) > 20
Result : TRUE
Operator : updatebulkloadrtree
Number : 1
Signature: (rtree<d> (tuple ((x1 t1)...(xn tn))) ti false) stream (tuple (x1 t1)...(xn tn) (id tid))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti false), (id tid)(low int)(high int))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti true) (id tid)(low int)(high int))) xi) -> (rtree<d> (tuple ((x1 t1)...(xn tn))) ti true)
Example : query strassen_GeoData_rtree strassen feed extend[TID : tupleid(.)] sortby[GeoData asc] updatebulkloadrtree[GeoData];
Result : crashes
Remark : After that query the berkeley db is in a unnormal state
Operator : dspatialJoin
Number: : 1
Signature : rtree1 x rel1(tuple(X)) x rtree2 x rel2(tuple(Y)) [x rename] -> stream(tuple(X,Y@ren))
Example : query strassen_GeoData_rtree strassen strassen_GeoData_rtree strassen dspatialJoin[a] count
Result : 26492