Sachin Thirumala stdatalabs
stdatalabs
/ gist:cb57f4d7cfd8ac5bf89476d28bb64e6e
Created
December 24, 2017 15:35
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| 0x8e8CF9467c121897F86BccB0C6Cfb165AAA7482A |
stdatalabs
/ customRecordReader.java
Last active
October 5, 2017 19:44
A customRecordReader class to read every input split. More @ stdatalabs.blogspot.com
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| import java.io.IOException; | |
| import java.io.InputStream; | |
| import org.apache.commons.logging.Log; | |
| import org.apache.commons.logging.LogFactory; | |
| import org.apache.hadoop.conf.Configuration; | |
| import org.apache.hadoop.fs.FSDataInputStream; | |
| import org.apache.hadoop.fs.FileSystem; | |
| import org.apache.hadoop.fs.Path; | |
| import org.apache.hadoop.io.LongWritable; |
stdatalabs
/ CustomTextInputFormat.java
Last active
October 24, 2016 08:03
A CustomTextInputFormat class that extends from TextInputFormat and calls the customRecordReader class. More @ stdatalabs.blogspot.com
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| import java.io.IOException; | |
| import org.apache.hadoop.io.LongWritable; | |
| import org.apache.hadoop.io.Text; | |
| import org.apache.hadoop.mapred.FileSplit; | |
| import org.apache.hadoop.mapred.InputSplit; | |
| import org.apache.hadoop.mapred.JobConf; | |
| import org.apache.hadoop.mapred.RecordReader; | |
| import org.apache.hadoop.mapred.Reporter; | |
| import org.apache.hadoop.mapred.TextInputFormat; |
stdatalabs
/ Hive customInputFormat - pom.xml
Created
October 9, 2016 07:57
Dependencies for hive customInputFormat
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| <dependency> | |
| <groupId>org.apache.hive</groupId> | |
| <artifactId>hive-exec</artifactId> | |
| <version>0.11.0</version> | |
| </dependency> | |
| <dependency> | |
| <groupId>org.apache.hadoop</groupId> | |
| <artifactId>hadoop-common</artifactId> | |
| <version>2.7.1</version> | |
| </dependency> |
stdatalabs
/ JsonWordSplitterBolt.java
Last active
October 24, 2016 08:02
A storm bolt to split tuples sent by KafkaSpout. More @ stdatalabs.blogspot.com
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| import backtype.storm.task.OutputCollector; | |
| import backtype.storm.task.TopologyContext; | |
| import backtype.storm.topology.OutputFieldsDeclarer; | |
| import backtype.storm.topology.base.BaseRichBolt; | |
| import backtype.storm.tuple.Fields; | |
| import backtype.storm.tuple.Tuple; | |
| import backtype.storm.tuple.Values; | |
| import twitter4j.Status; | |
| import java.util.Map; |
stdatalabs
/ TwitterSampleSpout.java
Last active
September 29, 2021 14:50
A storm spout to produce a stream of tuples from the twitter streaming API. More @ stdatalabs.blogspot.com
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| import java.util.Map; | |
| import java.util.concurrent.LinkedBlockingQueue; | |
| import twitter4j.FilterQuery; | |
| import twitter4j.StallWarning; | |
| import twitter4j.Status; | |
| import twitter4j.StatusDeletionNotice; | |
| import twitter4j.StatusListener; | |
| import twitter4j.TwitterStream; |
stdatalabs
/ TwitterWordCountTopology.java
Last active
October 24, 2016 08:00
A storm topology to count the list of top words used in tweets regarding a topic. More @ stdatalabs.blogspot.com
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| import java.util.*; | |
| import com.stdatalabs.Storm.IgnoreWordsBolt; | |
| import com.stdatalabs.Storm.TwitterSampleSpout; | |
| import com.stdatalabs.Storm.WordCounterBolt; | |
| import com.stdatalabs.Storm.JsonWordSplitterBolt; | |
| import backtype.storm.tuple.Fields; | |
| import backtype.storm.tuple.Values; | |
| import backtype.storm.Config; |
stdatalabs
/ dbms_crypto_UDF.scala
Last active
January 23, 2019 10:30
A Spark UDF to find the MD5 message digest of a column. More @ stdatalabs.blogspot.com
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| import org.apache.spark.{SparkConf, SparkContext} | |
| import org.apache.spark.sql._ | |
| import org.apache.spark.sql.hive.HiveContext | |
| val hiveContext = new HiveContext(sc) | |
| import hiveContext.implicits._ | |
| import hiveContext.sql | |
| import sqlContext.implicits._ | |
| import java.security.MessageDigest | |
| /** |
stdatalabs
/ KafkaSparkPopularHashTags.scala
Last active
November 11, 2017 03:26
A Spark Streaming - Kafka integration to receive twitter data from kafka topic and find the popular hashtags. More @ stdatalabs.blogspot.com
stdatalabs
/ Kafka - pom.xml
Created
October 4, 2016 17:20
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| <!-- https://mvnrepository.com/artifact/org.apache.kafka/kafka_2.10 --> | |
| <dependency> | |
| <groupId>org.apache.kafka</groupId> | |
| <artifactId>kafka_2.10</artifactId> | |
| <version>0.8.2.1</version> | |
| </dependency> | |
| <!-- https://mvnrepository.com/artifact/org.twitter4j/twitter4j-core --> | |
| <dependency> | |
| <groupId>org.twitter4j</groupId> | |
| <artifactId>twitter4j-core</artifactId> |
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