PowerExchange for MapR-DB User Guide

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Get All Columns

Binary data or data that can be converted to a byte array can be stored in a MapR-DB column. You can read data from and write to MapR-DB tables in bytes.

When you create a data object, you can choose to get all the columns in a column family as a single stream of binary data.

After you create an HBase data object read operation, you can add the operation as a

Read

transformation in a mapping to read data in all the columns in the column family as a single stream of binary data.

After you create an HBase data object write operation, you can add the operation as a

Write

transformation in a mapping to write data in all the columns in the column family as a single column of binary data.

Data Object Column Configuration

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PowerExchange for MapR-DB User Guide

PowerExchange for MapR-DB User Guide

Get All Columns

Get All Columns