Changeset: c78661b8a206 for MonetDB
URL: http://dev.monetdb.org/hg/MonetDB?cmd=changeset;node=c78661b8a206
Modified Files:
monetdb5/extras/rdf/rdfschema.c
monetdb5/extras/rdf/rdfschema.h
Branch: rdf
Log Message:
change sampleData generation to generate only 8 columns (ordered by support)
diffs (169 lines):
diff --git a/monetdb5/extras/rdf/rdfschema.c b/monetdb5/extras/rdf/rdfschema.c
--- a/monetdb5/extras/rdf/rdfschema.c
+++ b/monetdb5/extras/rdf/rdfschema.c
@@ -761,14 +761,6 @@ char isInfrequentProp(PropTypes pt, CS c
#if NO_OUTPUTFILE == 0
static
-char isInfrequentSampleProp(CS freqCS, int propIdx){
- if (freqCS.lstPropSupport[propIdx] * 100 < freqCS.support *
SAMPLE_FILTER_THRESHOLD) return 1;
- else return 0;
-}
-#endif
-
-#if NO_OUTPUTFILE == 0
-static
char isInfrequentSampleCol(CS freqCS, PropTypes pt){
if (pt.propFreq * 100 < freqCS.support * SAMPLE_FILTER_THRESHOLD)
return 1;
else return 0;
@@ -5784,6 +5776,8 @@ str printSampleData(CSSample *csSample,
char* schema = "rdf";
CSSample sample;
CS freqCS;
+ int* propOrder;
+ int numPropsInSampleTable;
char objType = 0;
str objStr;
oid objOid = BUN_NONE;
@@ -5833,7 +5827,7 @@ str printSampleData(CSSample *csSample,
for (i = 0; i < num; i++){
sample = csSample[i];
freqCS = freqCSset->items[sample.freqIdx];
- fprintf(fout,"Sample table %d Candidates: ", i);
+ fprintf(fout,"Table %d\n", i);
for (j = 0; j < (int)sample.candidateCount; j++){
//fprintf(fout," " BUNFMT,sample.candidates[j]);
if (sample.candidates[j] != BUN_NONE){
@@ -5844,10 +5838,12 @@ str printSampleData(CSSample *csSample,
getStringName(sample.candidates[j], &canStr,
mapi, mbat, 1);
#if USE_SHORT_NAMES
getPropNameShort(&canStrShort, canStr);
- fprintf(fout,";%s", canStrShort);
+ if (j+1 == (int)sample.candidateCount)
fprintf(fout, "%s", canStrShort);
+ else fprintf(fout, "%s;", canStrShort);
GDKfree(canStrShort);
#else
- fprintf(fout,";%s", canStr);
+ if (j+1 == (int)sample.candidateCount)
fprintf(fout, "%s", canStr);
+ else fprintf(fout, "%s;", canStr);
#endif
GDKfree(canStr);
@@ -5882,6 +5878,35 @@ str printSampleData(CSSample *csSample,
else
fprintf(fouttb,"CREATE TABLE tbSample%d \n (\n", i);
+ //Number of tuples
+ fprintf(fout, "%d\n", freqCS.support);
+
+ // Compute property order (descending by support) and number of
properties that are printed
+ if (sampleVersion > 1) {
+ numPropsInSampleTable =
(sample.numProp>NUM_PROPS_IN_SAMPLE_DATA)?NUM_PROPS_IN_SAMPLE_DATA:sample.numProp;
+ propOrder = GDKmalloc(sizeof(int) * sample.numProp);
+ for (j = 0; j < sample.numProp; ++j) {
+ propOrder[j] = j;
+ }
+
+ // insertion sort
+ // do not sort "Subject" (first property), it should
remain at the first position
+ for (j = 2; j < sample.numProp; ++j) {
+ int tmpPos = propOrder[j];
+ int tmpVal = freqCS.lstPropSupport[tmpPos];
+ int k = j - 1;
+ while (k >= 1 &&
freqCS.lstPropSupport[propOrder[k]] < tmpVal) { // sort descending
+ propOrder[k + 1] = propOrder[k];
+ k--;
+ }
+ propOrder[k + 1] = tmpPos;
+ }
+
+ } else {
+ numPropsInSampleTable = sample.numProp; // all
properties, no change in order because freqCS.lstPropSupport[] is not yet
available
+ }
+
+
//List of columns
fprintf(fout,"Subject");
fprintf(fouttb,"SubjectCol string");
@@ -5891,14 +5916,15 @@ str printSampleData(CSSample *csSample,
isDescription = 0;
isImage = 0;
isSite = 0;
- for (j = 0; j < sample.numProp; j++){
+ for (j = 0; j < numPropsInSampleTable; j++){
+ int index = j;
if (sampleVersion > 1){ //Do not consider
infreq Prop
- if (isInfrequentSampleProp(freqCS, j))
continue;
+ index = propOrder[index]; // apply mapping to
change order of properties
}
#if USE_SHORT_NAMES
propStrShort = NULL;
#endif
- takeOid(sample.lstProp[j], &propStr);
+ takeOid(sample.lstProp[index], &propStr);
#if USE_SHORT_NAMES
getPropNameShort(&propStrShort, propStr);
fprintf(fout,";%s", propStrShort);
@@ -5929,7 +5955,7 @@ str printSampleData(CSSample *csSample,
strcmp(propStrShort,"fax_number") == 0
||
strcmp(propStrShort,"app_id") == 0
)
- fprintf(fouttb,",\n%s_%d
string",propStrShort,j);
+ fprintf(fouttb,",\n%s_%d
string",propStrShort,index);
else
fprintf(fouttb,",\n%s string",propStrShort);
@@ -5951,19 +5977,7 @@ str printSampleData(CSSample *csSample,
}
fprintf(fout, "\n");
fprintf(fouttb, "\n); \n \n");
-
- //List of support
- for (j = 0; j < sample.numProp; j++){
- if (sampleVersion > 1){ //Do not consider
infreq Prop
- if (isInfrequentSampleProp(freqCS, j))
continue;
- fprintf(fout,";%d", freqCS.lstPropSupport[j]);
- }
- else{
- fprintf(fout,";%d", freqCS.support);
- }
- }
- fprintf(fout, "\n");
-
+
fprintf(foutis, "echo \"");
//All the instances
for (k = 0; k < sample.numInstances; k++){
@@ -5982,10 +5996,11 @@ str printSampleData(CSSample *csSample,
GDKfree(subjStr);
for (j = 0; j < sample.numProp; j++){
+ int index = j;
if (sampleVersion > 1){ //Do not
consider infreq Prop
- if (isInfrequentSampleProp(freqCS, j))
continue;
+ index = propOrder[index]; // apply
mapping to change order of properties
}
- objOid = sample.lstObj[j][k];
+ objOid = sample.lstObj[index][k];
if (objOid == BUN_NONE){
fprintf(fout,";NULL");
fprintf(foutis,"|NULL");
@@ -6054,6 +6069,7 @@ str printSampleData(CSSample *csSample,
}
+ if (sampleVersion > 1) GDKfree(propOrder);
}
fclose(fout);
diff --git a/monetdb5/extras/rdf/rdfschema.h b/monetdb5/extras/rdf/rdfschema.h
--- a/monetdb5/extras/rdf/rdfschema.h
+++ b/monetdb5/extras/rdf/rdfschema.h
@@ -399,6 +399,7 @@ typedef struct CSPropTypes {
#define NUM_SAMPLE_CANDIDATE 3
#define SAMPLE_FILTER_THRESHOLD 10 // SAMPLE_FILTER_THRESHOLD/ 100
#define GETSAMPLE_BEFOREMERGING 1 // Get the sample data before merging CS's
+#define NUM_PROPS_IN_SAMPLE_DATA 8 // how many properties should be printed
(including subject column)
typedef struct CSSample{
int freqIdx;
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