Teradata Visual Explain uses derived-table icons. A derived table is a spool in the visual plan.
| Icon | Object | Definition |
|---|---|---|
|
Derived table | Information from a table, which is stored in the spool. |
|
Derived table with high confidence | A derived table with high confidence level. |
|
Derived table with low confidence | A derived table with low confidence level. |
|
Derived table index join confidence | A derived table index with join confidence. The label “JC” indicates that the number of rows is estimated with index join confidence. |
|
Derived table with no confidence | A derived table with no confidence level. |