Data Summarization Viewer

The Data Summarization Viewer displays summary statistics for the selected table or view.

Note: To ensure good performance, all statistics are calculated on a sample of the data. For information about calculating statistics on a sample, see Calculating Statistics.

The viewer displays the Sample Count and the Attribute Count for the table or view.

Attributes are summarized in a grid. You can sort the items in the grid by clicking any column header. For all attributes, the grid displays the following:

For attributes with numerical datatypes such as NUMBER or FLOAT, the viewer displays the following additional information:

If the table or view is not in transactional or multi-record format, the viewer also displays:

To view the histogram of an attribute, select the attribute and click Histogram.

To close the viewer, select File | Exit from the menu bar.