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en:site:recherche:logiciels:sparqlwithspark:datasetwatdiv
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| Both sides previous revision Previous revision Next revision | Previous revision | ||
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en:site:recherche:logiciels:sparqlwithspark:datasetwatdiv [15/09/2016 10:06] hubert [Load VP's] |
en:site:recherche:logiciels:sparqlwithspark:datasetwatdiv [16/09/2016 23:01] (current) hubert [Load VP's] |
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| + | {{indexmenu_n>1}} | ||
| + | |||
| ====== Loading WatDiv Dataset ====== | ====== Loading WatDiv Dataset ====== | ||
| - | ===== Load and encode data ===== | + | ===== Data preparation: encode raw data ===== |
| - | <code> | + | <code scala> |
| import org.apache.spark.sql.DataFrame | import org.apache.spark.sql.DataFrame | ||
| Line 86: | Line 88: | ||
| Create one dataset per property. | Create one dataset per property. | ||
| - | <code> | + | <code scala> |
| /* | /* | ||
| val df = num. | val df = num. | ||
| Line 117: | Line 119: | ||
| ===== Load VP's ===== | ===== Load VP's ===== | ||
| - | <code> | + | <code scala> |
| // S2RDF VP | // S2RDF VP | ||
| Line 128: | Line 130: | ||
| val dir = "/user/hubert/watdiv" | val dir = "/user/hubert/watdiv" | ||
| - | // 1 billion triple | + | // 1 billion triples |
| val scale = "1G" | val scale = "1G" | ||
| Line 145: | Line 147: | ||
| //val dictSO = sqlContext.read.parquet(dictSOFile).repartition(NB_FRAGMENTS, col("so")) | //val dictSO = sqlContext.read.parquet(dictSOFile).repartition(NB_FRAGMENTS, col("so")) | ||
| dictSO.persist().count | dictSO.persist().count | ||
| - | //dictSO.unpersist() | ||
| // VP Dataset | // VP Dataset | ||
| // ------- | // ------- | ||
| - | //val encodedFile = dir + "/frame" + scale | ||
| val vpDir = dir + "/vp" + scale | val vpDir = dir + "/vp" + scale | ||
| - | // CHRONO | + | // TIMER |
| def queryTimeDFIter(q: DataFrame, nbIter: Int): Unit = { | def queryTimeDFIter(q: DataFrame, nbIter: Int): Unit = { | ||
| var l = new scala.collection.mutable.ArrayBuffer[Double](nbIter) | var l = new scala.collection.mutable.ArrayBuffer[Double](nbIter) | ||
| Line 170: | Line 170: | ||
| - | // define VPs to be loaded | + | // Define the VPs to be loaded |
| //------------------------- | //------------------------- | ||
| val nbP = dictP.count.toInt | val nbP = dictP.count.toInt | ||
en/site/recherche/logiciels/sparqlwithspark/datasetwatdiv.1473926791.txt.gz · Last modified: 15/09/2016 10:06 by hubert
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