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Merge and aggregate datasets: Difference between revisions

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Merge and aggregate datasets (view source)

Revision as of 01:52, 31 March 2024

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4004 Wirth 2020-11-05
===============</pre>
 
=={{header|FreeBASIC}}==
{{trans|C++}}
<syntaxhighlight lang="vbnet">Type Patient
ID As String
LastName As String
End Type
 
Type Visit
PatientID As String
Fecha As String
Score As Single
HasScore As Integer
End Type
 
Dim As Patient patients(5)
Dim As Visit visits(8)
 
patients(1).ID = "1001": patients(1).LastName = "Hopper"
patients(2).ID = "4004": patients(2).LastName = "Wirth"
patients(3).ID = "3003": patients(3).LastName = "Kemeny"
patients(4).ID = "2002": patients(4).LastName = "Gosling"
patients(5).ID = "5005": patients(5).LastName = "Kurtz"
 
visits(1).PatientID = "2002": visits(1).Fecha = "2020-09-10": visits(1).Score = 6.8: visits(1).HasScore = -1
visits(2).PatientID = "1001": visits(2).Fecha = "2020-09-17": visits(2).Score = 5.5: visits(2).HasScore = -1
visits(3).PatientID = "4004": visits(3).Fecha = "2020-09-24": visits(3).Score = 8.4: visits(3).HasScore = -1
visits(4).PatientID = "2002": visits(4).Fecha = "2020-10-08": visits(4).HasScore = 0
visits(5).PatientID = "1001": visits(5).Fecha = "" : visits(5).Score = 6.6: visits(5).HasScore = -1
visits(6).PatientID = "3003": visits(6).Fecha = "2020-11-12": visits(6).HasScore = 0
visits(7).PatientID = "4004": visits(7).Fecha = "2020-11-05": visits(7).Score = 7.0: visits(7).HasScore = -1
visits(8).PatientID = "1001": visits(8).Fecha = "2020-11-19": visits(8).Score = 5.3: visits(8).HasScore = -1
 
Print "| PATIENT_ID | LASTNAME | LAST_VISIT | SCORE_SUM | SCORE_AVG |"
For i As Integer = 1 To 5
Dim As String lastVisit = ""
Dim As Single sum = 0
Dim As Integer numScores = 0
For j As Integer = 1 To 8
If patients(i).ID = visits(j).PatientID Then
If visits(j).HasScore Then
sum += visits(j).Score
numScores += 1
End If
If visits(j).Fecha > lastVisit Then
lastVisit = visits(j).Fecha
End If
End If
Next j
Print "| "; patients(i).ID; " | ";
Print Using "\ \ | \ \ | "; patients(i).LastName; lastVisit;
If numScores > 0 Then
Print Using "#######.# | #######.#"; sum; (sum / Csng(numScores));
Else
Print " | ";
End If
Print " |"
Next i
 
Sleep</syntaxhighlight>
{{out}}
<pre>| PATIENT_ID | LASTNAME | LAST_VISIT | SCORE_SUM | SCORE_AVG |
| 1001 | Hopper | 2020-11-19 | 17.4 | 5.8 |
| 4004 | Wirth | 2020-11-05 | 15.4 | 7.7 |
| 3003 | Kemeny | 2020-11-12 | | |
| 2002 | Gosling | 2020-10-08 | 6.8 | 6.8 |
| 5005 | Kurtz | | | |</pre>
 
=={{header|F_Sharp|F#}}==
Line 798 ⟶ 865:
 
=={{header|Harbour}}==
 
Harbour does not have special values for NA or NaN, and missing numerical values are represented as zeros. In the following, we have used -999 for missing scores.
 
<syntaxhighlight lang="xbase">
#xcommand INSERT INTO <table> ( <uField1>[, <uFieldN> ] ) VALUE ( <uVal1>[, <uValN> ] ) => ;
&& SQL-like INSERT command (note the variable number of arguments)
#xcommand INSERT INTO <table> ->(dbAppend()); <uField1table>->[, <uFieldNuField1> ] ) VALUES (:= <uVal1> [,; <uValNtable>-><uFieldN> ] ) :=> ;<uValN>]
#xcommand INSERT INTO <table>-> (dbAppend()); <table>-><uField1uFieldList,...> :=) VALUES ( <uVal1uValList1,...> ) [;, ( <table>-><uFieldNuValListN,...> :)] = <uValN> ];
INSERT INTO <table> ( <uFieldList> ) VALUE ( <uValList1> ) ;
[; INSERT INTO <table> ( <uFieldList> ) VALUE ( <uValListN> )]
&& Singular cases (so we can use VALUES for all instances)
#xcommand INSERT INTO <table> (<uField>) VALUE (<uVal>) => ;
<table>->(dbAppend()); <table>-><uField> := <uVal>
#xcommand INSERT INTO <table> ( <uFieldList,...> ) VALUES ( <uValList,...> ) => ;
INSERT INTO <table> ( <uFieldList> ) VALUE ( <uValList> )
 
PROCEDURE Main()
Line 812 ⟶ 888:
pStruct := {{"patient_id", "n", 8, 0}, {"lastname", "c", 10, 0 }}
dbCreate( "patient", pStruct,, .T., "patient" )
INSERT INTO patient (patient_id, lastname) VALUES (1001, "Hopper"), (4004, "Wirth"), ;
INSERT INTO patient (patient_id3003, lastname"Kemeny") VALUES, (2002, "WirthGosling"), (5005, "Kurtz")
INSERT INTO patient (patient_id, lastname) VALUES (3003, "Kemeny")
INSERT INTO patient (patient_id, lastname) VALUES (4004, "Gosling")
INSERT INTO patient (patient_id, lastname) VALUES (5005, "Kurtz")
INDEX ON patient_id TO pat_id
Line 822 ⟶ 895:
vStruct := {{"patient_id", "n", 8, 0}, {"visit_date", "d", 10, 0}, {"score", "n", 8, 1}}
dbCreate( "visit", vStruct,, .T., "visit" )
INSERT INTO visit (patient_id, visit_date, score) VALUES (2002, ctod("2020-09-10"), 6.8), ;
INSERT INTO visit (patient_id1001, visit_datectod("2020-09-17"), score5.5) VALUES, (10014004, ctod("2020-09-0724"), 58.54), ;
INSERT INTO visit (patient_id2002, visit_datectod("2020-10-08"), score-999) VALUES, (40041001, ctod("20201900-0901-2401"), 86.46), ;
INSERT INTO visit (patient_id3003, visit_datectod("2020-11-12"), VALUES-999), (20024004, ctod("2020-1011-0805"), 7.0), ;
INSERT INTO visit (patient_id, visit_date, score) VALUES (1001, ctod("2020-11-19"), 5.3)▼
INSERT INTO visit (patient_id, score) VALUES (1001, 6.6)
INSERT INTO visit (patient_id, visit_date) VALUES (3003, ctod("2020-11-12"))
INSERT INTO visit (patient_id, visit_date, score) VALUES (4004, ctod("2020-11-12"), 7.0)
▲ INSERT INTO visit (patient_id, visit_date, score) VALUES (1001, ctod("2020-11-19"), 5.3)
INDEX ON patient_id TO visit_id
 
Line 841 ⟶ 911:
DO WHILE ! Eof()
xCurId := patient_id && grouping variable
aAgg := {0, 0, 0.0, ctod("190001011900-01-01")} && initial values
DO WHILE ! Eof() .AND. xCurId == patient_id
aAgg := {1+aAgg[1], iif(score+==-999,aAgg[2], max(visit_date, 1+aAgg[32])} &&, update;
iif(score==-999, aAgg[3], score+aAgg[3]), max(visit_date, aAgg[4])} && update
SKIP
ENDDO
INSERT INTO report (patient_id, n, sum_score, avg_score, max_date) ;
VALUES (xCurId, aAgg[1], aAgg[23], aAgg[23]/aAgg[12], aAgg[34])
ENDDO
 
Line 863 ⟶ 934:
 
<pre>NUM PATIENT_ID LASTNAME N SUM_SCORE AVG_SCORE MAX_DATE
1 1001 Hopper 3 17.4 5.8 2020-11-19
24 2002 Wirth Gosling 2 6.8 36.48 2020-10-08
3 3003 Kemeny 1 0.0 0.0 2020-11-12
42 4004 GoslingWirth 2 15.4 7.7 2020-11-1205
5 5005 Kurtz 0 0.0 0.0 - - </pre>
 
Line 2,406 ⟶ 2,477:
{{libheader|Wren-sort}}
{{libheader|Wren-fmt}}
<syntaxhighlight lang="ecmascriptwren">import "./fmt" for Fmt
import "./sort" for Sort
 
class Patient {
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