An Extra Column M_ROW$$ Is Added To The Table After Performing Online Table Redefinition Using The Rowid Option
Last updated on DECEMBER 06, 2016
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52 and later
Information in this document applies to any platform.
***Checked for relevance on 13-Jul-2012***
You may observe an extra column M_ROW$$ added to the table once the table has undergone an Online Redefenition using the Rowid option.
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