Write data to database using Hadoop

Write data to database using Hadoop

Table of Contents1. Overview2. Development environment3. Sample Input4. Solution4.1 Build File : pom.xml4.2 Driver Code : DBDriver.java4.2 Mapper Code : DBMapper.java4.3 Custom Database Writable : DBOutputWritable.java4.4 Reducer : DBReducer.java4.5 Copy…

Write data to database using Hadoop

Access Database using Hadoop MapReduce

Table of Contents1. Overview2. Development environment3. Sample Input4. Solution4.1 Build File : pom.xml4.2 Custom Input Writable: DBInputWritable.java4.3 Mapper Code: DBMapper.java4.4 Driver Code: DBDriver.java5. Build & Run Application6. Output7. Source Code…

JAVA PARSE LARGE JSON FILE GSON EXAMPLE

Java Parse Large Json File GSON Example

Table of Contents1. Overview2. GSON Streaming API2.1 GSON maven dependency2.2 Crate JsonReader3. Sample Input4. Example4.1 JsonStreamingGsonExample4.2 Document4.3 Output5. Conclusion6. References7. Source Code 1. Overview In this article, we will discuss parse/load…