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Fix double cast

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Max O'Cull 2019-04-20 23:30:35 -04:00
parent 1c10b611e5
commit 367a7bd713
1 changed files with 1 additions and 1 deletions
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p4/src/main/java/cs448/Project4.java
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@ -180,7 +180,7 @@ public class Project4 {
// conf.q4Age);
Dataset<Row> resultDF = spark.sql(
"SELECT m.title, AVG(r.rating) FROM Movie m, Rating r, User u WHERE m.movieId = r.movieId AND r.userId = u.userId AND u.age = " + conf.q4Age + " GROUP BY m.title");
Dataset<String> CompressedResult = resultDF.map((MapFunction<Row, String>) row -> row.getString(0) + "::" + row.getDecimal(1), Encoders.STRING());
Dataset<String> CompressedResult = resultDF.map((MapFunction<Row, String>) row -> row.getString(0) + "::" + row.getDouble(1), Encoders.STRING());
CompressedResult.show();
CompressedResult.write().text(CS448Utils.resolveUri(conf.outPath, "query-4"));