@Test
public void udfs() {
Pig pig = Pig.instance("test").register().define("TEST_SCORE", TestScore.class);
pig.load(new File("test_2", "first,second", ","))
.foreachGenerate("TEST_SCORE(first)")
.groupBy("first")
.orderBy(PigConstants.GROUP)
.dump();
}
@Test
public void hbaseStorageShouldWork() {
Pig pig = Pig.instance("test");
Map<String, String> schema = new HashMap<String, String>();
pig.load(new HBase("test_2", schema))
.foreachGenerate("first")
.groupBy("first")
.orderBy(PigConstants.GROUP)
.dump();
}
@Test
public void fileStorageWithFiltersShouldWork() {
Pig pig = Pig.instance("test");
pig.load(new File("test_2", "first,second", ","))
.foreachGenerate("first")
.filter(
new Filter("first", "==", "'asd'")
.and("first", "==", "'asd'")
.or("first", ">=", "'asd'"))
.groupBy("first")
.orderBy(PigConstants.GROUP)
.dump();
}
@Test
public void join() {
Pig pig = Pig.instance("test").register().define("TEST_SCORE", TestScore.class);
Pig otherDataSet = Pig.instance("OtherDataSet");
otherDataSet.load("test").orderBy("$0");
pig.load(new File("test_2", "first,second", ","))
.foreachGenerate("TEST_SCORE(first)")
.groupBy("first")
.join("first", new Joinable(otherDataSet, "$0"))
.orderBy(PigConstants.GROUP)
.dump();
}
@Test
public void orderbyShouldWork() {
Pig pig = Pig.instance("test");
pig.load("test").groupBy("$0").orderBy("$0").dump();
}
@Test
public void pigLoadFileStatement() {
Pig pig = Pig.instance("test");
pig.load("test").dump();
}