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Use "CLEAR" command to clear the screen.   
Use "EXIT" or "QUIT" to quit the shell.

Accessing Samza

Samza SQL shell shells run jobs in Samza standalone mode. Samza executor can run multiple non-query jobs as backend jobs simultaneously, and run a single query job as a front-end job. Job results are stored in a data buffer. Samza SQL shell provides commands for users to easily manage their jobs easily. 

Configuration

The configuration file is located at "conf/shell-defaults.conf".  Most of the variables set here can also be set in the shell via command "SET". Some of the important configurations are listed below.

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SamzaExecutor is the default implementation of SqlExecutor. SamzaExecutor returns job execution results into a data buffer, where Shell the shell retrieves results and then show those results in the terminal with the given format from specified by users.

List tables. Currently Shell can only talk to Kafka system, but in SAMZA-1902, we will use a general way to connect to different systems.

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