PowerExchange for MapR-DB User Guide

PowerExchange for MapR-DB User Guide

HBase Data Object Properties for MapR-DB

HBase Data Object Properties for MapR-DB

You can configure the HBase data object properties for MapR-DB when you create the data object.

General Properties

The following table describes the general properties that you configure for HBase data objects for MapR-DB:
Property
Description
Name
Name of the HBase data object.
Location
The project or folder in the Model repository where you want to store the HBase data object.
Connection
Name of the HBase connection that you created to connect to the MapR-DB table.

Add Column Properties

In the
Column Families
dialog box, select the column family to which you want to add the columns. The following table describes the column properties that you configure when you associate columns with column families:
Property
Description
Name
Name of the column in the column family.
Type
Data type of the column.
Precision
Precision of the data.
Scale
Scale of the data.

Search and Add Column Properties

The following table describes the column properties that you configure when you search for columns in column families and add the required columns:
Property
Description
Maximum rows to sample
Maximum number of rows in the MapR-DB table that you want to include while searching for columns.
Default is 100.
Column occurrence percent
The threshold occurrence percentage of the column. A column appears in the results when the occurrence percentage value of the column meets or exceeds the threshold value.
Default is 90.

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