Home > Dimension Data Validation D... > Rows with Null Members Report
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This report shows the number of rows that have null values in the member column. Null members might indicate ragged or skip-level hierarchies, or both.
Actions
Lists the hierarchy levels. Select a level to activate the Show SQL and Details buttons.
Click Show SQL to display the SQL statement that generated the result for the selected level.
Click Details to display the Details for Rows with Null Members at Level Level Name (depth) in Hierarchy dialog box.
The columns that the table can contain are the following:
Status: Indicates whether the level has a problem. A check mark in a green circle indicates that no problem exists. An exclamation point in a yellow triangle indicates a warning. An X in a red circle indicates an error condition.
Dimension Name: The name of the dimension.
Hierarchy Name: The name of the hierarchy of the dimension.
Level Name: The name of the level of the hierarchy.
Depth: The depth of the level in the hierarchy. Level 1 is the top-most level.
Rows with Null Members: The number of rows that have null members in the level.
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Tip: Click the down arrow to select the columns to display in the table. |
The columns of the messages table are the following:
Severity: Indicates whether the message is an error condition or a warning.
Dimension: The name of the dimension to which the message applies.
Message: The text of the message, including a message code. Each message begins with a message code.
The Rows with Null Members report can contain the following messages.
DV-0006
This message indicates that null values exist in the dimension member column of a detail level. This indicates that the hierarchy is a "ragged" hierarchy. Some MDX-based tools (such as Excel) and SQL-based tools do not work correctly with ragged hierarchies. Also, a cube-organized materialized view cannot have a ragged hierarchy.
DV-0007
This message indicates that null values exist in the dimension member column of an aggregate level. This indicates that the hierarchy is a "skip-level" hierarchy. MDX-based tools and some SQL-based tools do not work correctly with skip-level hierarchies.
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See Also: Oracle OLAP Concepts and Usage in the main SQL Developer help for more information on ragged and skip-level hierarchies |