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Help Center/ MapReduce Service/ Developer Guide (LTS)/ HetuEngine Development Guide (Normal Mode)/ Application Development/ Typical Application Scenario

Typical Application Scenario

Updated on 2022-11-18 GMT+08:00

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You can quickly learn and master the HetuEngine development process and know key interface functions in a typical application scenario.

Scenario

Assume that a user develops an application and needs to perform the join operation on table A of the Hive data source and table B of the MPPDB data source. In this case, HetuEngine can be used to implement data query of the Hive data source, the process is as follows:

Connect to a HetuEngine JDBC server.
Assemble SQL statements.
Execute SQL statements.
Parse the returned result.
Disconnect HetuEngine JDBC server.

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