secondo/Algebras/Pregel/Pregel.examples

Database : berlintest 
Restore  : No

Operator  : closePregelConnections
Number    : 1
Signature : -> int
Example   : query closePregelConnections()
Result    : 0

Operator : messageDistribute
Number   : 1
Signature: stream(tuple) x int -> bool
Example  : query ten messageDistribute;
Result   : unpredictable
Remark   : The operator requires the message type to be initialized

Operator : messageFeed
Number   : 1
Signature: () -> bool
Example  : query messageFeed();
Result   : unpredictable
Remark   : The operator requires the message type to be initialized

Operator : startMessageClient
Number   : 1
Signature: int x string x int -> bool
Example  : query startMessageClient(1, "localhost", 1445);
Result   : FALSE

Operator : startMessageServer
Number   : 1
Signature: int -> bool
Example  : query startMessageServer(1446);
Result   : TRUE

Operator : setupPregel
Number   : 1
Signature: rel(tuple) -> bool;
Example  : query setupPregel(Workers);
Result   : FALSE

Operator : initPregelMessages
Number   : 1
Signature: stream(tuple) -> bool
Example  : query Messages feed  initPregelMessages;
Result   : unpredictable
Remark   : The operator requires the message type to be initialized

Operator : expectPregelMessages
Number   : 1
Signature: () -> bool
Example  : query expectPregelMessages();
Result   : TRUE

Operator : setPregelFunction
Number   : 1
Signature: map(stream(tuple), stream(tuple)) x symbol -> bool
Example  : query setPregelFunction(fun (messages: stream(tuple([Id: int]))) (messages project[Id]), Id);
Result   : FALSE

Operator : setPregelFunctionWorker
Number   : 1
Signature: map(stream(tuple), stream(tuple)) x int -> bool
Example  : query setPregelFunctionWorker(fun (messages: stream(tuple([Id: int]))) (messages project[Id]), 1);
Result   : TRUE

Operator : startPregel
Number   : 1
Signature: int -> bool
Example  : query startPregel(15);
Result   : FALSE

Operator : resetPregel
Number   : 1
Signature: () -> bool
Example  : query resetPregel();
Result   : TRUE

Operator : pregelStatus
Number   : 1
Signature: () -> text
Example  : query pregelStatus() contains 'Messages';
Result   : TRUE

Operator : pregelStatus2
Number   : 1
Signature: () -> rel 
Example  : query pregelStatus2() count > -1;
Result   : TRUE

Operator : startPregelWorker
Number   : 1
Signature: int -> bool
Example  : query startPregelWorker(10);
Result   : FALSE

Operator : startLoopbackMessageClient
Number   : 1
Signature: int -> bool
Example  : query startLoopbackMessageClient(-1);
Result   : FALSE

Operator : remotePregelCommand
Number   : 1
Signature: text -> bool
Example  : query remotePregelCommand('list objects');
Result   : unpredictable
Remark   : The operator requires the pregel system to be initialized with setupPregel(...)


Operator  : getPregelMessages
Number    : 1
Signature : -> stream(tuple)
Example   : query getPregelMessages()
Result    : unpredictable
Remark    : The operator requires the pregel system to be initialized with setupPregel(...)

Operator  : initPregelMessagesWorker
Number    : 1
Signature :  stream(tuple(X)) -> int
Example   : query remotePregelCommand('query msg feed initPregelMessagesWorker')
Result    : unpredictable
Remark    : The operator requires the pregel system to be initialized with setupPregel(...)


Operator  : clearPregelMessages
Number    : 1
Signature :  -> bool
Example   : query clearPregelMessages()
Result    : TRUE