Sequential: Yes
Database: test
Restore: No

Operator    : setcore
Number      : 1
Signature   : int -> bool
Example     : query setcore(2)
Result      : TRUE

Operator    : mThreadedMergeSort only more than 3 cores
Number      : 2
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] head[0] mThreadedMergeSort[NameStr] count
Result      : ERROR

Operator    : setcore - resize cores
Number      : 3
Signature   : int -> bool
Example     : query setcore(20)
Result      : TRUE

Operator    : mThreadedMergeSort
Number      : 4
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] head[0] mThreadedMergeSort[NameStr] count
Result      : TRUE

Operator    : setcore
Number      : 5
Signature   : int -> bool
Example     : query setcore(6)
Result      : TRUE

Operator    : mThreadedMergeSort - empty stream
Number      : 6
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] head[0] mThreadedMergeSort[NameStr] count
Result      : 0

Operator    : mThreadedMergeSort -small stream
Number      : 7
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] head[2] mThreadedMergeSort[NameStr] count
Result      : 2

Operator    : mThreadedMergeSort - no stream
Number      : 8
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str mThreadedMergeSort[NameStr] count
Result      : TRUE

Operator    : mThreadedMergeSort
Number      : 9
Signature   : stream x (attr x bool ...) -> stream
Example     : query (roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[NameStr] project[Name]) = (roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[NameStr, TRUE] project[Name])
Result      : TRUE

Operator    : mThreadedMergeSort - worong attr1
Number      : 10
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[NameStra] count
Result      : ERROR

Operator    : mThreadedMergeSort - wrong attr2
Number      : 11
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[NameStr, 5] count
Result      : TRUE

Operator    : mThreadedMergeSort
Number      : 12
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[] count
Result      : 44682

Operator    : mThreadedMergeSort  - too much args
Number      : 13
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[NameStr; NameStr] count
Result      : ERROR

Operator    : mThreadedMergeSort - many sort args
Number      : 14
Signature   : stream x (attr x bool ...) -> stream
Example     : query roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[Oneway, NoAttr, FALSE, Maxspeed, Fclass, FALSE, NameStr] count
Result      : 44682

Operator    : mThreadedMergeSort - sorted input
Number      : 15
Signature   : stream x (attr x bool ...) -> stream
Example     : query (roads_str feed filter[not (trim(.Name) = '')] sortby[NameStr] mThreadedMergeSort[NameStr] project[Name]) = (roads_str feed filter[not (trim(.Name) = '')] sortby[NameStr] project[Name])
Result      : TRUE

Operator    : mThreadedMergeSort
Number      : 16
Signature   : stream x (attr x bool ...) -> stream
Example     : query (roads_str feed filter[not (trim(.Name) = '')] mThreadedMergeSort[Maxspeed] project[Maxspeed]) =  (roads_str feed filter[not (trim(.Name) = '')] sortby[Maxspeed] project[Maxspeed])
Result      : TRUE