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secondo/Algebras/Distributed2/Distributed2.examples

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firs commit
2026-01-23 17:03:45 +08:00
Database : berlintest
Restore : No
Operator : connect
Number : 1
Signature: text x int x text -> bool
Example : query connect('localhost', 1234, 'SecondoConfig.ini')
Result : FALSE
Operator : checkConnections
Number : 1
Signature: -> strean(tuple)
Example : query checkConnections() count
Result : 0
Operator : rcmd
Number : 1
Signature: int x {string,text} -> stream(tuple)
Example : query rcmd(0,'list databases') count
Result : 0
Operator : disconnect
Number : 1
Signature: int -> int , -> int
Example : query disconnect(0)
Result : 0
Operator : rquery
Number : 1
Signature : int x {string,text} -> ANY
Example : query rquery(0,'query ten count')
Result : bug
Remark : requires a remote server
Operator : prcmd
Number : 1
Signature : stream(tuple) x attrName x attrName -> stream(tuple + E)
Example : query intstream(0,5) namedtransformstream[Server] extend[ W : 'open database berlintest'] prcmd[Server,W] tconsume
Result : bug
Remark : requires a remote server
Operator : sendFile
Number : 1
Signature : int x {string, text} x {string, text} -> int
Example : query sendFile(0, 'local.txt', "remote.txt")
Result : bug
Remark : Requires a remote server
Operator : requestFile
Number : 1
Signature : int x {string, text} x {string, text} -> int
Example : query requestFile(0, 'remote.txt', "local.txt")
Result : bug
Remark : Requires a remote server
Operator : psendFile
Number : 1
Signature : stream(tuple) x ID x ID x ID -> stream(extend(tuple))
Example : query filetable feed psendFile[ServerNo, LocalFileName, RemoteFileName] tconsume
Result : bug
Remark : Requires a remote server
Operator : prequestFile
Number : 1
Signature : stream(tuple) x ID x ID x ID -> stream(extend(tuple))
Example : query filetable feed prequestFile[ServerNo, RemoteFileName, LocalFileName] tconsume
Result : bug
Remark : Requires a remote server
Operator : getRequestFolder
Number : 1
Signature : int x bool -> text
Example : query getRequestFolder(0, FALSE)
Result : (text undefined)
Operator : getSendFolder
Number : 1
Signature : int x bool -> text
Example : query getSendFolder(0, FALSE)
Result : (text undefined)
Operator : pconnect
Number : 1
Signature: stream(tuple(X)) x id x id x id -> stream(tuple(X + CNo))
Example : query connectTable feed pconnect[Host, Port, Config] tconsume
Result : bug
Remark : Requires a remote server
Operator : prquery
Number : 1
Signature: stream(int) x {string.text} x int -> stream(Tuple(ServerNo : int, Result : text))
Example : query intstream(0,3) prquery['query ten count', 0] tconsume
Result : bug
Remark : Requires a remote server
Operator : prquery2
Number : 1
Signature: stream(tuple) x {string.text} x AttrName x AttrName x int x int -> stream(tuple)
Example : query partserver prquery2['query ten_PART_SERVER count', Server, Part, 0, 4] tconsume
Result : bug
Remark : Requires a remote server
Operator : put
Number : 1
Signature: d[f]array(T) x int x T -> d[f]array(T)
Example : query put([const darray(int) value (da1 4 (("onehost" 1234 "SecondoConfig.ini") ("otherhost" 1234 "SecondoConfig.ini")))],3,27)
Result : bug
Remark : Requires a remote server
Operator : get
Number : 1
Signature: d[f]array(T) x int -> T
Example : query get([const darray(int) value (da1 4 (("onehost" 1234 "SecondoConfig.ini") ("otherhost" 1234 "SecondoConfig.ini")))],3)
Result : bug
Remark : Requires a remote server
Operator : size
Number : 1
Signature: d[f]array(T) -> int
Example : query size([const darray(int) value (da1 4 (("onehost" 1234 "SecondoConfig.ini") ("otherhost" 1234 "SecondoConfig.ini")))])
Result : 4
Operator : getWorkers
Number : 1
Signature: d[f]array(T) -> stream(tuple)
Example : query getWorkers([const darray(int) value (da1 4 (("onehost" 1234 "SecondoConfig.ini") ("otherhost" 1234 "SecondoConfig.ini")))]) count
Result : 2
Operator : fconsume5
Number : 1
Signature : stream(TUPLE) x {string, text} -> stream(TUPLE)
Example : query ten feed fconsume5['ten.bin'] count
Result : 10
Operator : fcount5
Number : 1
Signature : {string, text, frel} -> int
Example : query "ten.bin" fcount5
Result : 10
Operator : ffeed5
Number : 1
Signature : {string, text} -> stream(TUPLE) | frel(tuple(X)) -> stream(tuple(X))
Example : query 'ten.bin' ffeed5 count
Result : 10
Operator : feed
Number : 1
Signature : {string, text} -> stream(TUPLE) | frel(tuple(X)) -> stream(tuple(X))
Example : query createFrel('ten.bin') feed count
Result : 10
Operator : createDArray
Number : 1
Signature : stream(TUPLE) x string x int x ANY [ x bool] -> darray
Example : query workers feed createDArray["DA1", 10, strassen, TRUE]
Result : bug
Remark : in development
Operator: pput
Number : 1
Signature : d[f]array(T) x (int x t)+ -> d[f]array(T)
Example : query da3 feed pput[0,ten,1,ten]
Result : bug
Remark : remote server required
Operator: ddistribute2
Number : 1
Signature : stream(tuple(X)) x ident x int x rel x string -> darray(X)
Example : query strassen feed addcounter[No,0] ddistribute2["dstrassen", No, 5, workers]
Result : bug
Remark : remote server required
Operator: ddistribute3
Number : 1
Signature : stream(tuple(X)) x int x bool x rel x string -> darray(rel(tuple(X)))
Example : query strassen feed ddistribute3["dstrassen3", 10, TRUE, workers]
Result : bug
Remark : remote server required
Operator: ddistribute4
Number : 1
Signature : stream(tuple(X)) x (fun : tuple ->int) x int x rel x string -> darray(X)
Example : query strassen feed ddistribute4["dstrassen4", hashvalue(.Name, 2000), 5 , workers]
Result : bug
Remark : remote server required
Operator: closeWorkers
Number : 1
Signature : -> int , d[f]array -> int
Example : query closeWorkers()
Result : 0
Operator: showWorkers
Number : 1
Signature : -> stream(tuple) , d[f]array -> stream(tuple)
Example : query showWorkers() count
Result : 0
Operator : DARRAYELEM
Number : 1
Signature : d[f]array(X) -> X
Example : query da dloop["da3", fun( x : DARRAYELEM) x count ]
Result : bug
Remark : remote server required, Type Mapping Operator
Operator : dloop
Number : 1
Signature : darray(X) x string x (X -> Y) -> darray(Y)
Example : query da dloop["da3", fun( x : DARRAYELEM) x count ]
Result : bug
Remark : remote server required
Operator : dmap
Number : 1
Signature : dfarray x string x fun -> d[f]array
Example : query da8 dmap["", . feed head[25] ]
Result : bug
Remark : in development
Operator : pdmap
Number : 1
Signature : stream(int) x dfarray x string x fun -> d[f]array
Example : query intstream(0,10) filter [ (. mod 2 ) = 0] da8 pdmap["", . feed head[25] ]
Result : bug
Remark : in development
Operator : dloop2
Number : 1
Signature : darray(X) x darray(Y) x string x (X x Y -> Z) -> darray(Z)
Example : query da1 da2 dloop2["da3", . + .. ]
Result : bug
Remark : remote server required
Operator : ARRAYFUNARG1
Number : 1
Signature : darray(X) x ... -> X | dfarray(rel(Y)) x ... -> frel(Y)
Example : query dfa1 dfa2 dmap2["da3", . feed .. feed product, 1238 ]
Result : bug
Remark : remote server required
Operator : ARRAYFUNARG2
Number : 1
Signature : ANY x darray(X) x ... -> X | ANY x dfarray(rel(Y)) x ... -> frel(Y)
Example : query dfa1 dfa2 dmap2["da3", . feed .. feed product,1238 ]
Result : bug
Remark : remote server required
Operator : DARRAYELEM2
Number : 1
Signature : d[f]array(X) x d[f]array(Y) x ... -> X
Example : query da1 da2 dloop2["da3", . + .. ]
Result : bug
Remark : remote server required
Operator : fdistribute5
Number : 1
Signature : stream(tuple) x {string,text} x int x attrname -> stream(tuple)
Example : query (strassen feed addcounter[No,0] fdistribute5["strassen",5,No] count) = (strassen count)
Result : TRUE
Operator : fdistribute6
Number : 1
Signature : stream(tuple) x {string,text} x int -> stream(tuple)
Example : query (strassen feed fdistribute6['strassen6',1000] count) = (strassen count)
Result : TRUE
Operator : dsummarize
Number : 1
Signature : d[f]array(DATA) -> stream(DATA) , d[f]array(rel(X)) -> stream(X)
Example : query da2 dsummarize count
Result : bug
Remark : remote server required
Operator : getValue
Number : 1
Signature : d[f]array(X) -> array(X)
Example : query da2 getValue
Result : bug
Remark : remote server required
Operator : getValueP
Number : 1
Signature : pd[f]array(X) x X -> array(X)
Example : query pda2 getValueP [-1]
Result : bug
Remark : remote server required
Operator : deleteRemoteObjects
Number : 1
Signature : d[f]array(X) [x int] -> int
Example : query deleteRemoteObjects(da2)
Result : bug
Remark : remote server required
Operator : killRemoteObjects
Number : 1
Signature : d[f]array(X) [x int] -> int
Example : query killRemoteObjects(da2)
Result : bug
Remark : remote server required
Operator : clone
Number : 1
Signature : d[f]array(X) x string -> d[f]array(X)
Example : query da8 clone["da9"]
Result : bug
Remark : remote server required
Operator : share
Number : 1
Signature : string x bool [ x d[f]array] -> text
Example : query share("ten", FALSE)
Result : bug
Remark : remote server required
Operator : share2
Number : 1
Signature : string x ANY x bool [ x d[f]array] -> text
Example : query share2("ten", ten, FALSE)
Result : bug
Remark : remote server required
Operator : cleanUp
Number : 1
Signature : -> bool , d[f]array -> bool
Example : query cleanUp(da8)
Result : bug
Remark : remote server required
Operator : dfdistribute2
Number : 1
Signature : stream(tuple(X)) x ident x int x rel x string -> dfarray(X)
Example : query strassen feed addcounter[No,0] dfdistribute2["dstrassen", No, 5, workers]
Result : crashes
Remark : remote server required
Operator : dfdistribute3
Number : 1
Signature : stream(tuple(X)) x int x bool x rel x string -> dfarray(rel(tuple(X)))
Example : query strassen feed dfdistribute3["fstrassen", 10, TRUE, workers]
Result : bug
Remark : remote server required
Operator : dfdistribute4
Number : 1
Signature : stream(tuple(X)) x (fun : tuple ->int) x int x rel x string -> darray(X)
Example : query strassen feed dfdistribute4["dfstrassen4", hashvalue(.Name, 2000), 5, workers]
Result : bug
Remark : remote server required
Operator : convertdarray
Number : 1
Signature : darray -> dfarray , dfarray -> darray
Example : query convertdarray(da8)
Result : bug
Remark : in development
Operator : DFARRAYSTREAM
Number : 1
Signature : dfarray(rel(X)) x ... -> stream(X)
Example : query da8 dmap["", . feed head[25] ]
Result : bug
Remark : in development
Operator : gettuples
Number : 1
Signature : stream(tuple) x {string,text} -> stream(tuple)
Example : query strassenfile_btree exactmatchS["Hohe Strasse"] 'strassen.bin' gettuples tconsume
Result : bug
Remark : in development
Operator : fileTransferServer
Number : 1
Signature : int -> bool
Example : query fileTransferServer(1238)
Result : crashes
Remark : Comes never back if no client connect to this server
Operator : receiveFileClient
Number : 1
Signature : {string, text} x int x {string,text} x {string,text} -> bool
Example : query receiveFileClient('server', 1238, 'remote.txt', 'local.txt')
Result : FALSE
Operator : transferFile
Number : 1
Signature : int x int x int x {string,text} x {string,text}
Example : query transferFile(0,1,1238,'Staedte.txt', "Staedte3.txt")
Result : FALSE
Operator : traceCommands
Number : 1
Signature : bool -> bool
Example : query traceCommands(FALSE);
Result : TRUE
Operator : showProgress
Number : 1
Signature : bool -> bool
Example : query showProgress(TRUE)
Result : TRUE
Operator : staticFileTransferator
Number : 1
Signature : int x int -> bool
Example : query staticFileTransferator(1238,10)
Result : TRUE
Operator : killStaticFileTransferator
Number : 1
Signature : int -> bool
Example : query killStaticFileTransferator(1238)
Result : bug
Remark : depends on success of operation staticFileTransferator
Operator : putFileTCP
Number : 1
Signature : {string,text} x {string,text} x int x bool x {string,text} -> bool
Example : query putFileTCP('berlintest', "localhost", 1238, FALSE, 'berlintest_copy')
Result : FALSE
Operator : getFileTCP
Number : 1
Signature : {string,text} x {string,text} x int x bool x {string,text} -> bool
Example : query getFileTCP('berlintest_copy', "localhost", 1238, FALSE, 'berlintest_copy3')
Result : FALSE
Operator : fsfeed5
Number : 1
Signature : stream({text,string}) x {rel, text, string} -> stream(tuple)
Example : query getDirectory('.') filter [ . startsWith "strassen_" ] fsfeed5[strassen] count
Result : bug
Remark : depends on existence of appropriate files
Operator : fdistribute7
Number : 1
Signature : stream(tuple) x (tuple->int) x int x {string,text} x bool -> stream(tuple)
Example : query strassen feed fdistribute7["strassen7", hashvalue(.Name,997), 12, TRUE] count
Result : 3212
Operator : partition
Number : 1
Signature : d[f]array x string x fun -> dmatrix
Example : query size(s7 partition["m7", hashvalue(.Attr,23) , 0 ] )
Result : bug
Remark : remote server required
Operator : SUBSUBTYPE1
Number : 1
Signature : (x(b(c))) x ... -> c
Example : query size(s7 partition[ "m7", hashvalue(.Attr,23) , 0 ] )
Result : bug
Remark : remote server required
Operator : DFARRAYTUPLE
Number : 1
Signature : dfarray(rel(X)) -> X
Example : query size(s7 partition["m7", hashvalue(.Attr,23) , 0] )
Result : bug
Remark : requires a remote server
Operator : collect2
Number : 1
Signature : dfmatrix x string x int -> dfarray
Example : query size(s7 partition["m7", hashvalue(.Attr,23), 0] collect2["mys7", 1238] )
Result : bug
Remark : requires a remote server
Operator : collectB
Number : 1
Signature : dfmatrix x string x int [ (int -> real) ] -> dfarray
Example : query size(s7 partition["m7", hashvalue(.Attr,23), 0] collectB["mys7", 1238] )
Result : bug
Remark : requires a remote server
Operator : collectB
Number : 2
Signature : dfmatrix x string x int [ (int -> real) ] -> dfarray
Example : query size(s7 partition["m7", hashvalue(.Attr,23), 0] collectB["mys7", 1238, fun(i: int) 1.0 * i * i] )
Result : bug
Remark : requires a remote server
Operator : collectD
Number : 1
Signature : dfmatrix x string x int -> dfarray
Example : query size(s7 partition["m7", hashvalue(.Attr,23), 0] collectD["mys7", 1238] )
Result : bug
Remark : requires a remote server
Operator : collectC
Number : 1
Signature : dfmatrix x string x int x vector(int) -> dfarray
Example : query size(s7 partition["m7", hashvalue(.Attr,23), 0] collectC["mys7", 1238, Mapping] )
Result : bug
Remark : requires a remote server
Operator : areduce
Number : 1
Signature : dfmatrix(rel(x)) x string x (fsrel(x)-Y) x int -> d[f]array
Example : query m8 areduce["a9", . feed count, 1236] getValue
Result : bug
Remark : under develeopment
Operator : areduce2
Number : 1
Signature : dfmatrix(rel(X)) x dfmatrix(rel(Y)) x string x (fsrel(X) x fsrel(Y) ->Z) x int -> d[f]array(Z)
Example : query m8a m8b areduce2["a9", . feed .. feed product count, 1236] getValue
Result : bug
Remark : under develeopment
Operator : areduce2F
Number : 1
Signature : dfmatrix(rel(X)) x dfmatrix(rel(Y)) x string x (fsrel(X) x fsrel(Y) ->Z) x int -> d[f]array(Z)
Example : query m8a m8b areduce2F["a9", . feed .. feed product count, 1236, fun(x1 : int, x2 : int) x1 * x2] getValue
Result : bug
Remark : under develeopment
Operator : AREDUCEARG1
Number : 1
Signature : dfmatrix(rel(x)) x ... -> stream(x)
Example : query m8 areduce["a9", . feed count, 1236] getValue
Result : bug
Remark : Type mapping operator
Operator : AREDUCEARG2
Number : 1
Signature : ANY x dfmatrix(rel(x)) x ... -> stream(x)
Example : query m8a m8b areduce2["a9", . feed .. feed product count, 1236] getValue
Result : bug
Remark : type mapping operator, remote server required
Operator : SUBTYPE1
Number : 1
Signature : a(b) x ... -> b
Example : query a1 partitionF["a2", . feed head[23], hashvalue(..AttrName, 13), 0]
Result : bug
Remark : under development
Operator : FFR
Number : 1
Signature : d[f]array(rel(X)) x X -> stream(X) , A x B x ( C [x D] -> stream(tuple(Z)) ) -> tuple(Z)
Example : query a1 partitionF["", . feed head[23], hashvalue(..AttrName, 13), 0]
Result : bug
Remark : under development
Operator : partitionF
Number : 1
Signature : d[f]array(A) x string x ( A -> B ) , (B -> int) x int -> dfmatrix
Example : query a1 partitionF["a2", . feed head[23], hashvalue(..AttrName, 13), 0]
Result : bug
Remark : under development
Operator : saveAttr
Number : 1
Signature : DATA x {string, text} -> bool
Example : query 6 saveAttr["six.bin"]
Result : TRUE
Operator : loadAttr
Number : 1
Signature : {string, text} -> DATA
Example : query loadAttr("six.bin")
Result : 6
Operator : createFrel
Number : 1
Signature : {string,text} -> frel
Example : query createFrel("ten.bin")
Result : unpredictable
Remark : depends on the existence and content of file ten.bin
Operator : createFrel
Number : 2
Signature : {string, text} x rel(tuple(X)) -> frel(tuple(X))
Example : query createFrel("ten.bin", ten)
Result : ( (frel (tuple ( (No int)))) 'ten.bin')
Operator : createFrel
Number : 3
Signature : {string, text} x rel(tuple(X)) x bool -> frel(tuple(X))
Example : query createFrel("ten.bin", ten, FALSE)
Result : unpredictable
Remark : depends on the existence and content of file ten.bin
Operator : createFSrel
Number : 1
Signature : stream({text,string}) x rel(x) -> fsrel(x)
Example : query getDirectory(".") filter[ basename(.) startsWith "strassen"] createFSrel[strassen]
Result : unpredictable
Remark : result depends of existence of certain files
Operator : saveObjectToFile
Number : 1
Signature : D x {string, text} -> fobj(D)
Example : query ten saveObjectToFile["ten.file"]
Result : ( (fobj (rel (tuple ( (No int))))) 'ten.file')
Operator : getObjectFromFile
Number : 1
Signature : {string, text, fobj(X)} -> X
Example : query "strassen.bin" getObjectFromFile count
Result : 3212
Operator : dmap2
Number : 1
Signature : d[f]array^X x string x fun( K_i .. k_X -> r) -> df[f]array(r)
Example : query dfa1 dfa2 dmap2["da3", . feed .. feed product, 1238 ]
Result : bug
Remark : under construction
Operator : dmap3
Number : 1
Signature : d[f]array^3 x string x fun( K_i .. k_3 -> r) -> df[f]array(r)
Example : query dfa1 dfa2 dfa3 dmap3["dfa59", . feed .. feed product $3 concat , 1238 ]
Result : bug
Remark : under construction
Operator : dmap4
Number : 1
Signature : d[f]array^4 x string x fun( K_i .. k_4 -> r) -> df[f]array(r)
Example : query dfa1 dfa2 dfa3 dfa4 dmap4["dfa59", . feed .. feed product $3 feed concat $4 feed concat , 1238 ]
Result : bug
Remark : under construction
Operator : dmap5
Number : 1
Signature : d[f]array^5 x string x fun( K_i .. k_5 -> r) -> d[f]array(r)
Example : query dfa1 dfa2 dfa3 dfa4 idfa5 dmap5["dfa59", $1 + $2 + $3 + $4 +$5 , 1238 ]
Result : bug
Remark : under construction
Operator : dmap6
Number : 1
Signature : d[f]array^6 x string x fun( K_i .. k_6 -> r) -> d[f]array(r)
Example : query dfa1 dfa2 dfa3 dfa4 dfa5 dfa6 dmap6["dfa59", $1 + $2 + $3 + $4 + $5 + $6 , 1238 ]
Result : bug
Remark : under construction
Operator : dmap7
Number : 1
Signature : d[f]array^7 x string x fun( K_i .. k_7 -> r) -> d[f]array(r)
Example : query dfa1 dfa2 dfa3 dfa4 dfa5 dfa6 dfa7 dmap7["dfa59", $1 + $2 + $3 + $4 + $5 + $6 + $7, 1238 ]
Result : bug
Remark : under construction
Operator : dmap8
Number : 1
Signature : d[f]array^8 x string x fun( K_i .. k_8 -> r) -> d[f]array(r)
Example : query dfa1 dfa2 dfa3 dfa4 dfa5 dfa6 dfa7 dfs8 dmap8["dfa59", $1 + $2 + $3 + $4 + $5 + $6 + $7 - $8, 1238 ]
Result : bug
Remark : under construction
Operator : pdmap2
Number : 1
Signature : d[f]array^X x string x fun( K_i .. k_X -> r) -> df[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 pdmap2["da3", . feed .. feed product, 1238 ]
Result : bug
Remark : under construction
Operator : pdmap3
Number : 1
Signature : d[f]array^3 x string x fun( K_i .. k_3 -> r) -> df[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 dfa3 pdmap3["dfa59", . feed .. feed product $3 concat , 1238 ]
Result : bug
Remark : under construction
Operator : pdmap4
Number : 1
Signature : d[f]array^4 x string x fun( K_i .. k_4 -> r) -> df[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 dfa3 dfa4 pdmap4["dfa59", . feed .. feed product $3 feed concat $4 feed concat , 1238 ]
Result : bug
Remark : under construction
Operator : pdmap5
Number : 1
Signature : d[f]array^5 x string x fun( K_i .. k_5 -> r) -> d[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 dfa3 dfa4 idfa5 pdmap5["dfa59", $1 + $2 + $3 + $4 +$5 , 1238 ]
Result : bug
Remark : under construction
Operator : pdmap6
Number : 1
Signature : d[f]array^6 x string x fun( K_i .. k_6 -> r) -> d[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 dfa3 dfa4 dfa5 dfa6 pdmap6["dfa59", $1 + $2 + $3 + $4 + $5 + $6 , 1238 ]
Result : bug
Remark : under construction
Operator : pdmap7
Number : 1
Signature : d[f]array^7 x string x fun( K_i .. k_7 -> r) -> d[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 dfa3 dfa4 dfa5 dfa6 dfa7 pdmap7["dfa59", $1 + $2 + $3 + $4 + $5 + $6 + $7, 1238 ]
Result : bug
Remark : under construction
Operator : pdmap8
Number : 1
Signature : d[f]array^8 x string x fun( K_i .. k_8 -> r) -> d[f]array(r)
Example : query intstream(0,10) filter[ (. mod 3 ) = 0] dfa1 dfa2 dfa3 dfa4 dfa5 dfa6 dfa7 dfs8 pdmap8["dfa59", $1 + $2 + $3 + $4 + $5 + $6 + $7 - $8, 1238 ]
Result : bug
Remark : under construction
Operator : dproduct
Number : 1
Signature : d[f]array(rel T1) x d[f]array(rel T2) x string x fun( stream(T1) x stream(T2) -> r) -> df[f]array(r)
Example : query dfa1 dfa2 dproduct["da3", . .. product, 1238 ]
Result : bug
Remark : under construction
Operator : ddistribute8
Number : 1
Signature : stream(tuple) x string x (tuple -> int) x (tuple->int) x int x int x rel -> array(darray(rel(tuple)))
Example : query plz feed ddistribute8["ddplz", .PLZ , hashvalue(.Ort,2000), 5, 4, workers]
Result : bug
Remark : under construction
Operator : dfdistribute8
Number : 1
Signature : stream(tuple) x string x (tuple -> int) x (tuple->int) x int x int x rel -> array(dfarray(rel(tuple)))
Example : query plz feed dfdistribute8["dfdplz", .PLZ , hashvalue(.Ort,2000), 5, 4, workers]
Result : bug
Remark : under construction
Operator : partition8Local
Number : 1
Signature : stream(tuple) x (tuple-int) x (tuple->int) x text x string x int x int x int -> stream(tuple)
Example : query plz feed partition8Local[ .PLZ, hashvalue(.Ort,23698), 'temp', "plz_p8l", 4, 12, 1] count = plz count
Result : TRUE
Operator : partitionF8
Number : 1
Signature : d[f]array(rel(tuple(X))) x string x (rel(tuple(X)) -> stream(Tuple(Y))) x (tuple(Y) -> int) x (tuple(Y)->int) x int x int -> array(dfmatrix(rel(tuple(Y))))
Example : query da1 partitionF8["newName", . feed addcounter[C,1] , .PLZ , .C , 4, 12]
Result : bug
Remark : remote server required
Operator : da2enableLog
Number : 1
Signature : bool -> bool
Example : query da2enableLog(TRUE)
Result : TRUE
Operator : da2clearLog
Number : 1
Signature : -> bool
Example : query da2clearLog()
Result : TRUE
Operator : da2Log
Number : 1
Signature : -> stream(tuple(...))
Example : query da2Log() count
Result : unpredictable
Remark : depends on former executed operations
Operator : deleteRemoteDatabases
Number : 1
Signature : string x rel -> stream(tuple)
Example : query deleteRemoteDatabases("berlintest", workers)
Result : crashes
Remark : Not a good idea to test this dangerous operator
Operator : writeRel
Number : 1
Signature : rel x {string, text} -> bool
Example : query ten writeRel['ten.bin']
Result : TRUE
Operator : write2
Number : 1
Signature : stream(tuple(X)) -> real(tuple(X))
Example : query ten feed write2 count
Result : 10
Operator : write3
Number : 1
Signature : stream(tuple(X)) -> real(tuple(X))
Example : query ten feed write3 count
Result : 10
Operator : db2tryReconnect
Number : 1
Signature : bool -> bool
Example : query db2tryReconnect(TRUE)
Result : TRUE
Operator : setHeartbeat
Number : 1
Signature : int -> bool
Example : query setHeartbeat(4)
Result : TRUE
Operator : setTimeout
Number : 1
Signature : int -> bool
Example : query setTimeout(15)
Result : TRUE
Operator : db2LogToFile
Number : 1
Signature : -> bool | {string, text} -> bool
Example : query db2LogToFile()
Result : TRUE
Operator : enableDFSFT
Number : 1
Signature : {string, text} x int -> bool
Example : query enableDFSFT('localhost',4444)
Result : unpredictable
Remark : Depends on the presence of a distributed file system
Operator : disableDFSFT
Number : 1
Signature : -> bool
Example : query disableDFSFT()
Result : unpredictable
Remark : Depends on the presence of a distributed file system
Operator : removeTempInDFS
Number : 1
Signature : -> int
Example : query removeTempInDFS()
Result : unpredictable
Remark : depends on the presence of a distributed file system
Operator : removeDFSFilesInDB
Number : 1
Signature : -> bool
Example : query removeDFSFilesInDB()
Result : unpredictable
Remark : depends on the presence of a distributed file system
Operator : removeAllDFSFiles
Number : 1
Signature : -> bool
Example : query removeAllDFSFiles()
Result : unpredictable
Remark : depends on the presence of a distributed file system
Operator : createintdarray
Number : 1
Signature : rel x string -> darray(int)
Example : query createintdarray("controlArray", workerrel)
Result : unpredictable
Remark : required the presence of a distributed secondo
Operator : createintdarray
Number : 2
Signature : rel x string x int -> darray(int)
Example : query createintdarray("controlArray", workerrel, 42)
Result : unpredictable
Remark : required the presence of a distributed secondo
Operator : dcommand
Number : 1
Signature : d[f]array x {string,text} -> stream(tuple)
Example : query darray1 dcommand['let x = 23'] consume
Result : unpredictable
Remark : required the presence of a distributed secondo
Operator : dcommand2
Number : 1
Signature : d[f]array x {string,text} -> d[f]array
Example : query darray1 dcommand2['let x = 23']
Result : unpredictable
Remark : required the presence of a distributed secondo
Operator : dlet
Number : 1
Signature : d[f]array x string x {string,text} -> stream(tuple)
Example : query darray1 dlet["x", '42 + 0'] consume
Result : unpredictable
Remark : required the presence of a distributed secondo
Operator : makeSimple
Number : 1
Signature : darray x bool [x string] -> sdarray
Example : query da1 makeSimple[TRUE]
Result : bug
Remark : presence of an distributed secondo required
Operator : makeDArray
Number : 1
Signature : sdarray x bool [x string] -> darray
Example : query sda1 makeDArray[TRUE]
Result : bug
Remark : presence of an distributed secondo required
Operator : makeShort
Number : 1
Signature : d[f]array x string x bool -> d[f]array
Example : query da1 makeShort["da1short", TRUE]
Result : bug
Remark : presence of an distributed secondo required
Operator : createSDArray
Number : 1
Signature : string x rel -> sdarray
Example : query createSDArray("myObject", workers)
Result : bug
Remark : presence of an distributed Secondo required
Operator : slotSizes
Number : 1
Signature : dfmatrix -> stream(tuple)
Example : query dfm27 slotSizes consume
Result : bug
Remark : presence of a distributed secondo required
Operator : loadBalance
Number : 1
Signature : stream(real) x int x bool -> stream(int)
Example : query realstream(201.0,400.0,1.0) loadBalance[40, FALSE] count
Result : 200
Remark : presence of a distributed secondo required
Operator : fileSizes
Number : 1
Signature : stream({string,text}) x bool -> stream(int)
Example : query "ten.bin" feed fileSizes[FALSE] count
Result : 1
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