Sqoop – List Databases
This chapter describes how to list out the databases using Sqoop. Sqoop list-databases tool parses and executes the ‘SHOW DATABASES’ query against the database server. …
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Sqoop – Eval
This chapter describes how to use the Sqoop ‘eval’ tool. It allows users to execute user-defined queries against respective database servers and preview the result …
Sqoop – Codegen
This chapter describes the importance of ‘codegen’ tool. From the viewpoint of object-oriented application, every database table has one DAO class that contains ‘getter’ and …
Sqoop – Job
This chapter describes how to create and maintain the Sqoop jobs. Sqoop job creates and saves the import and export commands. It specifies parameters to …
Sqoop – Export
This chapter describes how to export data back from the HDFS to the RDBMS database. The target table must exist in the target database. The …
Sqoop – Import All Tables
This chapter describes how to import all the tables from the RDBMS database server to the HDFS. Each table data is stored in a separate …
Sqoop – Import
This chapter describes how to import data from MySQL database to Hadoop HDFS. The ‘Import tool’ imports individual tables from RDBMS to HDFS. Each row …
